- **Eight Independent RS232 Ports:** Provides eight fully functional RS232 serial interfaces on a single PCIe card, each configurable independently. - **High-Performance Controller:** Utilizes the Moschip MCS9900 serial communication controller, offering advanced buffering and reduced CPU load. - **PCI Express Interface:** Fully compliant with PCIe bus architecture, ensuring high-speed data transfer and plug-and-play configuration. - **Flexible Baud Rate Support:** Each port supports software-programmable baud rates from 50 to 115,200 bps. - **Memory-Mapped I/O:** System I/O, memory mapping, and IRQ assignments are automatically managed by the PCI BIOS. - **Comprehensive OS Support:** Compatible with Windows 2000, XP, 2003, Vista, Windows 7, and Linux operating systems. - **Industrial-Grade Design:** Built for industrial control environments with wide operating temperature and humidity ranges. - **Compact Form Factor:** Standard PCIe bracket with a compact PCB size of 135 × 105 mm. - **Expandable System Integration:** Supports up to two A168 cards per system, allowing up to 16 serial ports in one PC. - **Flexible Connectivity Options:** Includes DB62 female connector on the card and expansion cables for DB9 or DB25 connectors. - **Plug-and-Play Installation:** Automatic resource allocation via PCI BIOS; no manual configuration required. - **Compatible Accessories:** Supports optional RS4232-8 isolation box for ground-isolated RS232/RS422/RS485 conversion.

Manufacturer: Rayon

Category: RS232 8-Port

- **8 Independent RS-232 Ports:** Provides eight fully functional serial communication ports for simultaneous data transmission and reception. - **Intel RISC CPU 80960:** Onboard 32-bit RISC processor handles communication tasks independently, reducing host CPU load and improving system performance. - **16550A UART Compatibility:** Each port is equipped with a 16550A-compatible UART, ensuring compatibility with standard serial communication protocols and software. - **High-Speed Data Transfer:** Supports baud rates from 50 bps up to 115,200 bps, suitable for a wide range of serial communication applications. - **Shared IRQ Mapping:** Utilizes a single sharable interrupt request (IRQ) line for all ports, optimizing system resource usage and simplifying configuration. - **Flexible I/O Address Assignment:** 64-byte and 8-byte I/O address ranges are automatically assigned by the PCI BIOS, ensuring seamless integration with system resources. - **Comprehensive OS Support:** Compatible with multiple operating systems including DOS, Windows 95/98/ME/NT/2000/XP, Linux, and SCO Unix. - **Compact ISA Form Factor:** Designed for standard ISA slots, with a compact board size of 141 mm x 106 mm. - **Durable Construction:** Built with industrial-grade components for long-term reliability in demanding environments. - **Connector Options:** Equipped with a DB62 female connector on the card, with an included breakout cable (DB62 male to 8×DB9 male). Optional DB25 male connectors are available upon request. - **Multi-Card Support:** Supports installation of up to two cards per system, allowing expansion to 16 serial ports.

Manufacturer: Rayon

Category: RS232 8-Port

- **Eight Independent RS232 Ports:** Provides eight fully functional asynchronous serial channels for simultaneous communication with multiple serial devices. - **16450 UART Architecture:** Each port is equipped with a 16450 UART, ensuring stable and efficient data handling for standard serial communication tasks. - **Asynchronous Operation:** Designed for asynchronous data transmission, suitable for a wide range of serial communication protocols and devices. - **Multi-Card Support:** Allows installation of up to two cards per PC, expanding the total number of available serial ports to sixteen. - **High Compatibility:** Compatible with standard RS232 signaling levels and pinouts, ensuring interoperability with legacy and modern serial devices. - **Industrial Reliability:** Built for continuous operation in industrial and commercial environments where multiple serial connections are required. - **Plug-in Expansion Card:** Designed for internal installation in a PC or industrial computer, expanding the system’s serial communication capabilities. - **Flexible Integration:** Ideal for connecting modems, printers, barcode scanners, PLCs, sensors, and other RS232-based equipment.

Manufacturer: Moxa

Category: RS232 8-Port

- **Eight Independent RS232 Ports:** Provides eight fully functional asynchronous serial interfaces for simultaneous communication with multiple devices. - **16550 UART Chipset:** Each port is equipped with a 16550 UART featuring a 16-byte FIFO buffer, ensuring smooth data transmission and reception even under high-load conditions. - **High-Speed Serial Communication:** Supports standard baud rates up to 115.2 kbps or higher, depending on system configuration and cable quality. - **Asynchronous Operation:** Designed for asynchronous serial data transfer, suitable for a wide range of industrial and commercial applications. - **Multi-Card Support:** Allows installation of up to two C128+ cards per PC, expanding the total number of available RS232 ports to sixteen. - **Plug-and-Play Configuration:** Simplified installation with automatic resource allocation in compatible systems. - **Industrial-Grade Reliability:** Built for continuous operation in demanding environments, ensuring stable performance and long service life. - **Compatibility:** Works with standard PC operating systems and supports a wide range of serial communication protocols. - **Compact Design:** Optimized for space efficiency in industrial PCs, servers, and embedded systems. - **Flexible Integration:** Suitable for control systems, data acquisition, instrumentation, and communication gateways.

Manufacturer: Moxa

Category: RS232 8-Port

- **Eight Independent RS‑232 Ports:** Each port operates independently with its own I/O address and IRQ configuration. - **High‑Speed Communication:** Supports baud rates up to **921.6 kbit/s**, enabling high‑throughput serial data transfer. - **16550 UART Compatibility:** Each port uses a 16550‑compatible UART with 16‑byte FIFO buffers for efficient data handling and reduced CPU overhead. - **Custom ASIC Design:** Replaces multiple discrete ICs, reducing board size to half‑length and improving reliability. - **Software‑Configurable Parameters:** No jumpers or DIP switches required; configuration is stored in on‑board EEPROM and managed via MOXA’s IO‑IRQ utility. - **Flexible Interrupt and I/O Addressing:** Supports IRQs 2–5, 7, 10–12, and 15; base I/O addresses are software‑selectable. - **Hardware Flow Control:** On‑chip RTS/CTS flow control ensures no data loss during high‑speed transmission. - **Comprehensive OS Support:** Drivers available for Windows NT/95/98, DOS, Linux, SCO UNIX/OpenServer, QNX, and FreeBSD. - **Diagnostic and Programming Tools:** Bundled with MOXA’s PComm (Windows) and API‑232 (DOS) libraries for application development and port diagnostics. - **Compact Half‑Size ISA Form Factor:** Fits standard PC/AT ISA slots with minimal space requirements. - **Industrial‑Grade Reliability:** Designed for continuous operation in automation, POS, and communication systems.

Manufacturer: Moxa

Category: RS232 8-Port

- **8 Independent RS-232 Ports:** Provides eight fully functional serial ports on a single PCI card, each capable of independent configuration and operation. - **High-Speed Data Transmission:** Supports baud rates from **50 bps up to 921.6 Kbps**, ensuring compatibility with both legacy and high-speed serial devices. - **Advanced UART Technology:** Equipped with **eight TI 16C550C-compatible UARTs**, each featuring a **32-byte FIFO buffer** for efficient data handling and reduced CPU load. - **Plug and Play PCI Interface:** Fully compliant with **PCI version 2.1 (32-bit)**, supporting automatic IRQ and I/O address assignment by the system BIOS—no manual jumper or switch configuration required. - **Hardware and Software Flow Control:** Integrated **on-chip hardware (RTS/CTS)** and **software (XON/XOFF)** flow control mechanisms ensure reliable data transmission. - **Interrupt Sharing:** Supports interrupt sharing across multiple ports, optimizing system resource usage. - **Versatile OS Support:** Comprehensive driver support for **Windows 95/98/ME/NT/2000/XP/2003**, **Linux**, **DOS**, and various UNIX variants (SCO, UnixWare, QNX, FreeBSD). - **Compact Design:** Small PCI form factor (123 × 100 mm) suitable for space-constrained systems. - **Flexible Connection Options:** Supports multiple connector types (DB25, DB9, RJ45) through optional connection boxes and cables. - **LED Indicators:** TxD and RxD LEDs on connection boxes provide visual status of data transmission. - **Industrial Reliability:** Designed for continuous operation in industrial environments with wide temperature and humidity tolerance. - **Long-Term Support:** Backed by a **5-year manufacturer warranty** and global technical support from Moxa.

Manufacturer: Moxa

Category: RS232 8-Port

- **Eight Independent RS-232 Ports:** Each port operates independently, allowing simultaneous communication with multiple serial devices such as modems, terminals, printers, and data acquisition systems. - **High-Speed Operation:** Supports baud rates up to 921.6 kbps, enabling high-throughput serial data transfer for demanding applications. - **16550 UARTs:** Each port is equipped with a 16550-compatible UART featuring 16-byte FIFO buffers for both transmit and receive, reducing CPU load and preventing data loss during high-speed communication. - **Surge Protection:** Integrated 2 kV surge protection on all ports ensures reliable operation in electrically noisy industrial environments. - **Software-Configurable I/O and IRQ:** Eliminates the need for jumpers or DIP switches. Configuration is handled via software utilities (IO-IRQ.EXE) that write settings to onboard EEPROM. - **Custom ASIC Design:** Moxa’s proprietary ASIC reduces component count, improves reliability, and allows a compact half-size ISA form factor. - **Flexible Interrupt and Address Mapping:** Supports IRQ2–5, 7, 10–12, and 15, with base I/O addresses selectable via software. - **Hardware Flow Control:** On-chip RTS/CTS flow control ensures stable communication without data loss. - **Wide OS Support:** Drivers available for Windows NT, Windows 95/98, DOS, Linux, and support for UNIX variants (SCO UNIX/XENIX/OpenServer, QNX, FreeBSD). - **Comprehensive Software Tools:** Bundled with Moxa’s PComm (Windows) and API-232 (DOS) libraries for application development, diagnostics, and monitoring. - **Compact Design:** Half-size ISA card (123 × 100 mm) suitable for space-constrained systems. - **Industrial Reliability:** Designed for continuous operation in industrial automation, POS, and communication systems.

Manufacturer: Moxa

Category: RS232 8-Port

- **Eight Independent Serial Ports:** Provides 8 asynchronous RS-232 ports for connecting terminals, modems, printers, data acquisition devices, and other serial peripherals. - **Custom ASIC Design:** Integrates multiple logic functions into a single ASIC, reducing board size to half-length and improving reliability. - **Software Configuration:** No jumpers or DIP switches required; all I/O addresses and IRQs are configured via software utility (Io-irq.exe). - **EEPROM-Based Configuration:** On-board EEPROM stores configuration data, ensuring persistent settings across reboots. - **Flexible IRQ and I/O Addressing:** Supports IRQ2–5, 7, 10–12, and 15; base I/O address is software-selectable. - **High-Speed UARTs:** Each port uses a 16550 UART with 16-byte FIFO buffers, supporting data rates up to 115.2 Kbps. - **IRQ Sharing:** Supports one IRQ per card for efficient resource utilization. - **Operating System Compatibility:** Drivers available for Windows NT, Windows 95/98, DOS, Linux, and support for UNIX variants (SCO UNIX/XENIX/OpenServer, QNX, FreeBSD). - **API and Development Tools:** Bundled with MOXA’s PComm (Windows) and API-232 (DOS) libraries for application development in C, C++, Visual Basic, Delphi, and other languages. - **Compact Half-Size ISA Form Factor:** Dimensions 157 mm × 93 mm, suitable for space-constrained industrial PCs. - **Optional Connection Boxes:** Supports RS-232, RS-422, and RS-485 via external connection boxes (Opt8A/B/C/D/F/J/Z/S). - **Diagnostic and Monitoring Utilities:** Includes tools for port testing, line monitoring, and communication diagnostics. - **Industrial Reliability:** Designed for continuous operation in industrial automation, POS, and communication systems.

Manufacturer: Moxa

Category: RS232 8-Port

- **Eight Independent RS-232 Ports:** Provides eight fully functional asynchronous serial ports for simultaneous communication with multiple devices. - **High-Speed Data Transmission:** Supports baud rates from 50 bps to 921.6 kbps, ensuring compatibility with both legacy and modern serial devices. - **Onboard RISC CPU:** Equipped with a Texas Instruments TMS320C203 RISC processor for intelligent data handling and reduced host CPU load. - **Large Memory Architecture:** Includes 512 KB onboard RAM and 64 KB dual-ported RAM for efficient buffering and data management. - **FIFO Buffers:** Each port features a TI550C UART with a 32-byte FIFO buffer, minimizing data loss and improving throughput under heavy load. - **Flexible Interrupt Configuration:** Supports one shared interrupt selectable from IRQ2–5, 7, 10–12, or 15, simplifying system integration and resource allocation. - **Driver Support:** Includes drivers and utilities for DOS, Windows 95/98/NT, and SCO Unix/Unix SVR4.2. Linux drivers are available upon request. - **No Jumper Configuration:** Fully software-configurable design eliminates the need for manual jumper settings, simplifying installation and maintenance. - **Compact Form Factor:** ISA card dimensions of 170 mm × 107 mm allow easy integration into standard PC chassis. - **Connector Type:** DB62 female connector for external serial port breakout. - **Multi-User Capability:** Supports up to 32 concurrent users in multi-terminal environments.

Manufacturer: Moxa

Category: RS232 8-Port

- **Eight Independent RS-232 Ports:** Provides eight fully functional asynchronous serial ports for simultaneous communication with multiple serial devices. - **High-Speed Data Transmission:** Supports baud rates from 50 bps up to 921.6 kbps, enabling fast and stable data transfer for demanding applications. - **Intelligent Onboard Processing:** Equipped with a dedicated RISC CPU (Texas Instruments TMS320C203) to offload communication tasks from the host CPU, improving overall system performance. - **Large Memory Resources:** Includes 512 KB onboard RAM and 64 KB dual-ported RAM for efficient data buffering and multitasking. - **Advanced FIFO Buffers:** Each port features a TI550C UART with a 32-byte FIFO buffer, minimizing data loss and ensuring smooth communication under heavy loads. - **Plug-and-Play PCI Interface:** Fully compliant with PCI bus standards; IRQ and I/O addresses are automatically assigned by the system BIOS, eliminating the need for manual jumper configuration. - **Comprehensive Driver Support:** Compatible with multiple operating systems including Windows 95, Windows 98, Windows NT, SCO Unix, Unix SVR4.2, and Linux. - **Compact, Durable Design:** Built with industrial-grade components and a robust PCB layout for long-term reliability. - **Multi-User Capability:** Supports up to 32 concurrent users, making it ideal for terminal servers, POS systems, and multi-user industrial control systems. - **Connector Type:** DB62 female connector for compact and organized cabling.

Manufacturer: Moxa

Category: RS232 8-Port

- **Universal PCI Compatibility:** Supports both 3.3V and 5V PCI bus slots, ensuring compatibility with a wide range of modern and legacy PC servers and workstations. - **Eight Independent RS-232 Ports:** Provides eight fully independent asynchronous serial communication channels for simultaneous device connections. - **High-Speed Data Transmission:** Supports baud rates from 50 bps up to 230.4 Kbps, suitable for a wide range of serial communication applications. - **16550C-Compatible UART:** Each port is equipped with a MOXA UART compatible with the industry-standard 16C550C, featuring a 64-byte FIFO for efficient data buffering and reduced CPU load. - **Embedded Surge Protection:** Built-in 16 kV ESD (Electrostatic Discharge) protection ensures robust operation in electrically noisy environments and safeguards connected devices. - **LED Indicators:** Integrated data flow LEDs provide real-time visual feedback of transmission and reception activity on each port. - **Flexible System Expansion:** Supports installation of up to 4 boards per system, allowing a total of 32 serial ports in one host PC. - **Compact Design:** Small form factor (110 x 135 mm) suitable for standard PCI slots with a 121 mm bracket. - **Comprehensive Software Support:** Includes MOXA software CD with drivers and utilities for easy configuration and integration. - **Optional Connection Accessories:** Multiple connector options (DB9 or DB25, male or female) available for flexible deployment. - **Industrial-Grade Reliability:** Designed for continuous operation in demanding industrial and commercial environments.

Manufacturer: Moxa

Category: RS232 8-Port

- **8 Independent RS-232 Ports:** Provides eight fully isolated asynchronous serial ports for simultaneous communication with multiple devices. - **Universal PCI Interface:** Compatible with both **3.3V and 5V PCI slots**, ensuring broad system compatibility across various PC and server architectures. - **High-Speed Data Transmission:** Supports baud rates from **50 bps up to 230.4 Kbps**, suitable for a wide range of serial communication applications. - **16550C-Compatible UARTs:** Each port is equipped with a **MOXA UART controller** that is **16C550C compatible**, featuring a **64-byte FIFO driver** for efficient data buffering and reduced CPU load. - **Embedded Surge Protection:** Integrated **16 kV ESD protection** on each port safeguards connected devices and the host system from electrostatic discharge and transient voltage spikes. - **LED Indicators:** Built-in **data flow LEDs** provide real-time visual feedback of transmission (Tx) and reception (Rx) activity. - **Compact Design:** The board’s **110 x 135 mm** form factor fits standard PCI slots, with a **121 mm standard bracket** for secure installation. - **Flexible Connector Options:** Uses a **DB62 female connector** on the board, with optional breakout cables or boxes for DB9 or DB25 connections. - **Multi-Board Support:** Up to **four CP-168U-V2 boards** can be installed in a single system, providing up to **32 serial ports** per host. - **Comprehensive OS Support:** Compatible with major operating systems through MOXA’s driver suite (included on CD). - **Industrial-Grade Reliability:** Designed for continuous operation in environments with temperature ranges from **0°C to 55°C** and humidity levels up to **95% RH**.

Manufacturer: Moxa

Category: RS232 8-Port

PCIe 8-port serial card plug&play card, 8*port RS232, each port 16950a Oxford compatible with 50..115200bps, memory map solution, DB62 female connector, included: connector cable DB62m to 8*DB9m =R804 (8*DB25m =R801 on request), max 2 cards/system, supports Win2k/XP/Vista/Linux/SCO, 87*80mm, Rayon

Manufacturer: Rayon

Category: RS232 8-Port

- **Eight Independent RS232 Ports:** Provides eight fully functional RS232 serial interfaces on a single PCIe card, ideal for multi-device connectivity in industrial control systems. - **Oxford 16950 Compatible Controller:** Ensures compatibility with widely used UART standards, offering advanced buffering and flow control for stable data transmission. - **PCI Express Interface:** Utilizes the PCIe bus architecture for high-speed data throughput and efficient system resource allocation. - **Plug & Play Installation:** Automatic memory and IRQ mapping assigned by the PCI BIOS, simplifying setup and configuration. - **Flexible Connectivity:** Equipped with a DB62 female connector on the card, with an included breakout cable (R804) that converts to eight DB9 male connectors. Optional cable (R801) provides eight DB25 male connectors. - **Wide OS Support:** Compatible with multiple operating systems including Windows 2000/XP/2003/Vista/7, Linux, and SCO UNIX variants. - **Industrial-Grade Design:** Built for reliability in industrial environments, supporting operating temperatures from 0°C to 55°C and humidity levels up to 95% RH. - **Compact Form Factor:** Small PCB footprint (87 mm x 80 mm) suitable for standard PCIe slots in desktop or industrial PCs. - **Scalable System Integration:** Supports up to two OPe958 cards per system, allowing expansion to 16 serial ports. - **Memory-Mapped I/O:** Efficient system resource management through PCI BIOS-assigned memory mapping and IRQ allocation.

Manufacturer: Rayon

Category: RS232 8-Port

- **Eight RS-232 Ports:** Provides eight independent RS-232 serial ports, each terminated with a **male DB9 connector**, allowing simultaneous connection of up to eight serial devices. - **High-Density Connector Interface:** Utilizes a **DB62 (62-pin D-sub)** connector to interface with compatible Moxa multiport serial boards, simplifying cabling and reducing clutter. - **Bundled Cable:** Supplied with a **1.5-meter DB62-to-DB62 shielded cable**, ensuring secure and interference-free communication between the host card and the connector box. - **Compatibility:** Fully compatible with **Moxa C168 and C218 series** multiport serial boards, ensuring seamless integration and plug-and-play operation. - **Industrial-Grade Design:** Built with durable materials suitable for continuous operation in industrial, laboratory, and commercial environments. - **Standard RS-232 Signaling:** Supports standard RS-232 signal levels and pin assignments, ensuring interoperability with a wide range of serial devices such as modems, sensors, PLCs, and terminals. - **Compact and Organized Layout:** The 8-port configuration consolidates multiple serial connections into a single, easily managed enclosure, reducing cable management complexity. - **Ease of Installation:** Designed for quick setup with minimal configuration, using standard D-sub connectors and pre-terminated cables. - **Reliable Signal Transmission:** Shielded cable and robust connectors minimize signal degradation and electromagnetic interference (EMI).

Manufacturer: Moxa

Category: RS232 8-Port

- **Eight RS-232 Ports:** Provides eight independent RS-232 male RJ45 connectors for simultaneous serial connections. - **Compact Distribution Box:** Combines multiple serial interfaces into a single enclosure, reducing cable clutter and simplifying installation. - **RJ45 Connector Interface:** Uses standard RJ45 connectors for RS-232 signals, enabling easy integration with existing cabling infrastructure. - **High-Quality Signal Transmission:** Ensures stable and reliable RS-232 communication with minimal signal loss or interference. - **Industrial-Grade Design:** Built for durability and consistent performance in demanding environments such as automation, manufacturing, and data communication systems. - **Plug-and-Play Operation:** No configuration or software setup required; functions as a passive connection interface. - **Compatibility:** Works seamlessly with Moxa serial device servers, terminal servers, and other RS-232 communication equipment. - **Flexible Mounting Options:** Suitable for desktop, panel, or DIN-rail mounting depending on installation requirements. - **Maintenance-Free Operation:** Passive design eliminates the need for power supply or firmware updates.

Manufacturer: Moxa

Category: RS232 8-Port

- **Eight RS-232 Ports:** Provides eight independent RS-232 (DCE) communication ports, each equipped with a **female DB25 connector** for direct connection to serial devices. - **DCE Configuration:** Configured as Data Communication Equipment (DCE), allowing direct connection to Data Terminal Equipment (DTE) such as PCs, terminals, or controllers without the need for null-modem adapters. - **High-Quality Connectivity:** Ensures stable signal transmission and minimal interference across all ports, suitable for demanding industrial communication environments. - **Integrated Connection Cable:** Supplied with a **1.5-meter DB62-to-DB62 cable**, enabling direct connection between the Opt8A box and compatible Moxa serial boards (C168/C218). - **Compact and Durable Design:** The enclosure measures **247 × 108 × 35 mm**, providing a compact footprint for desktop or rack-mounted installations while maintaining mechanical robustness. - **Plug-and-Play Integration:** Designed for seamless integration with Moxa’s C168 and C218 multiport serial boards, ensuring quick setup and reliable operation. - **Industrial-Grade Reliability:** Built with high-quality materials and connectors to ensure long-term durability and consistent performance in continuous operation environments. - **Ease of Maintenance:** Modular design allows easy access to connectors and cables for maintenance or replacement.

Manufacturer: Moxa

Category: RS232 8-Port

- **Eight RS-232 Ports:** Provides eight independent RS-232 (DTE) ports, each with a male DB25 connector, enabling simultaneous connection of multiple serial devices. - **High Compatibility:** Specifically designed for Moxa’s C168 and C218 series multiport serial boards, ensuring seamless integration and optimal performance. - **Bundled Connection Cable:** Includes a 1.5-meter DB62-to-DB62 cable for direct connection between the Opt8B box and the compatible Moxa serial board. - **Compact and Durable Design:** The enclosure measures 247 × 108 × 35 mm, offering a space-efficient form factor suitable for rack shelves, control panels, or desktop setups. - **Industrial-Grade Reliability:** Built with Moxa’s quality standards for stable signal transmission, low interference, and long-term durability in demanding environments. - **Plug-and-Play Operation:** Simplifies installation and configuration, requiring no additional power supply or complex setup. - **Standardized Connectors:** Uses standard DB25 male connectors for broad compatibility with RS-232 devices, cables, and adapters. - **Optimized Signal Integrity:** Designed to maintain signal quality across all eight ports, minimizing crosstalk and ensuring consistent communication performance.

Manufacturer: Moxa

Category: RS232 8-Port

- **Eight-Port RS-232 Connectivity:** Provides eight independent RS-232 (DTE) ports from a single DB62 connector, simplifying multi-device serial communication setups. - **Octopus Cable Design:** The “octopus” configuration allows flexible routing and organized cable management, reducing clutter and improving accessibility in dense installations. - **High Compatibility:** Specifically designed for Moxa C168 and C218 series multiport serial boards, ensuring seamless electrical and mechanical integration. - **Standard DB25 Male Connectors:** Each of the eight output connectors is a standard DB25 male interface, compatible with a wide range of RS-232 devices and accessories. - **1-Meter Cable Length:** Provides sufficient reach for rack-mounted or desktop configurations while minimizing signal degradation and maintaining a clean installation layout. - **Durable Construction:** Built with industrial-grade materials to ensure long-term reliability, signal stability, and resistance to mechanical stress. - **Plug-and-Play Integration:** No additional configuration required; simply connect the DB62 end to the host board and the DB25 connectors to the target devices. - **Optimized Signal Integrity:** Shielded cable design minimizes electromagnetic interference (EMI) and crosstalk between channels, ensuring stable data transmission. - **Compact and Lightweight:** Designed for efficient space utilization in control cabinets, server racks, or workstation environments.

Manufacturer: Moxa

Category: RS232 8-Port

- **8-Port RS-232 Connectivity:** Provides eight independent RS-232 (DTE) channels from a single DB62 connector, allowing simultaneous communication with multiple serial devices. - **Optimized for Moxa C168/C218 Series:** Designed specifically for compatibility with Moxa’s multiport serial boards, ensuring seamless integration and reliable performance. - **High-Quality Construction:** Built with durable materials and precision-molded connectors to ensure signal integrity, mechanical stability, and long service life in industrial environments. - **Compact Octopus Design:** The “octopus” cable layout minimizes clutter and simplifies cable management by branching eight DB9 connectors from a single DB62 interface. - **Standard Male DB9 Connectors:** Each RS-232 port terminates in a male DB9 connector, compatible with standard serial devices such as modems, sensors, PLCs, and instrumentation. - **1-Meter Cable Length:** Provides sufficient reach for rack-mounted or desktop installations while minimizing signal degradation and cable congestion. - **Plug-and-Play Compatibility:** No additional configuration required; simply connect to the Moxa serial board and attach RS-232 devices. - **Industrial Reliability:** Engineered for stable operation in demanding industrial and commercial environments, with robust shielding and strain relief to prevent signal loss and mechanical wear.

Manufacturer: Moxa

Category: RS232 8-Port

- **Eight RS-232 Ports:** Provides eight independent RS-232 serial ports, each with a female DB25 connector, allowing simultaneous connection of multiple serial devices. - **Surge Protection:** Built-in surge protection safeguards connected equipment from transient voltage spikes, ensuring stable and reliable communication in electrically noisy environments. - **High Compatibility:** Designed for seamless integration with Moxa’s C168 and C218 multiport serial interface cards, ensuring plug-and-play operation. - **Compact and Durable Design:** The enclosure measures 247 × 108 × 35 mm, offering a space-efficient form factor suitable for rack, panel, or desktop installations. - **Preassembled Connection Cable:** Includes a 1.5-meter DB62-to-DB62 cable for direct connection between the Opt8S box and the host serial board, minimizing setup complexity. - **Industrial Reliability:** Engineered for continuous operation in industrial and commercial communication systems, supporting stable data transmission across multiple serial channels. - **Ease of Maintenance:** Modular design allows quick replacement or reconfiguration of serial connections without rewiring the entire system.

Manufacturer: Moxa

Category: RS232 8-Port

- **Embedded RISC Processor:** Equipped with a 133 MHz TMPR3927 RISC CPU capable of one instruction per cycle, delivering approximately 3927 MIPS of processing power. - **Large Local Memory:** Integrated 16 MB SDRAM dual-port memory accessible by both the local processor and host system. Each serial port can utilize up to 1 MB receive buffer and 512 KB transmit buffer. - **Universal PCI Compatibility:** Supports both 3.3 V and 5 V PCI bus standards at 33 MHz, ensuring compatibility with modern 64‑bit PCI slots. - **High-Speed Serial Communication:** Supports baud rates from 110 bps up to 230,400 bps (230 kBd). Software compatibility mapping allows legacy applications to use standard baud rate identifiers. - **Eight-Port RS‑232 Interface:** Provides eight independent serial channels via a DB‑62 connector and breakout cable (DB‑9 or DB‑25). Each port supports full modem control and hardware/software flow control. - **Flexible Interface Options:** Supports RS‑232, RS‑422, and RS‑485 modes through optional converter boxes (e.g., RS4232‑8 for ground-isolated RS‑422/485). - **Ground Isolation Capability:** When used with RS4232‑8 or IF‑series boxes, provides galvanic isolation for industrial environments to prevent ground loops and signal interference. - **Operating System Support:** Fully supported under Windows NT, 2000, XP, Vista, Windows 7, Linux (kernel 2.2–2.6+), and SCO UNIX/OpenServer. - **High Expandability:** Up to two cards per system, supporting a total of 128 serial ports/users. - **Compact Form Factor:** Dimensions 159 mm (L) × 109 mm (H), designed for standard PCI slots.

Manufacturer: Rayon

Category: RS232 8-Port

- **Eight Independent RS232 Ports:** Provides eight fully functional serial ports, each compliant with RS232C standards. - **16550A-Compatible UARTs:** Each port integrates a 16C550A-compatible UART with 16-byte transmit and receive FIFOs, minimizing CPU interrupts and improving data throughput. - **Plug & Play PCI Interface:** Fully compliant with PCI Local Bus Specification Rev. 2.1. Automatic resource assignment (I/O address, IRQ) by PCI BIOS—no manual configuration required. - **High-Speed Communication:** Supports baud rates from 50 bps up to 115.2 kbps (standard 1.8432 MHz crystal) or up to 921.6 kbps with optional 14.7456 MHz crystal. - **Shared IRQ Support:** Multiple PCI cards can share a single interrupt line, optimizing system resource usage. - **Flexible Flow Control:** Supports both hardware (RTS/CTS) and software (XON/XOFF) flow control. - **Comprehensive OS Support:** Compatible with DOS, Windows 95/98/ME/NT/2000/XP, Linux, SCO OpenServer, and QNX 6.0 (via built-in driver). - **Expandable and Scalable:** Up to two P588 cards can be installed in a single system, providing up to 16 serial ports. - **Optional Isolation and Conversion:** Compatible with RAYON RS4232-8 isolation box for conversion to isolated RS232/RS422/RS485 interfaces. - **Compact Design:** Board dimensions of 141 mm × 106 mm allow installation in standard PCI slots. - **Comprehensive Accessory Set:** Includes R804 cable (DB62 → 8 × DB9 M). Optional R801 (DB62 → 8 × DB25 M) and R803 (DB62 → DB62 M) cables available.

Manufacturer: Rayon

Category: RS232 8-Port

- **Eight Independent RS232 Ports:** Provides eight fully functional RS232 serial ports via a single PCI slot, ideal for multi-device communication environments. - **16550A-Compatible UARTs:** Each port integrates a 16C550A-compatible UART with 16-byte transmit and receive FIFOs, ensuring efficient data buffering and reduced CPU load. - **High-Speed Communication:** Supports baud rates from 50 bps up to 115,200 bps (standard 1.8432 MHz crystal) or up to 921.6 kbps with an optional 14.7456 MHz crystal. - **Plug-and-Play PCI Interface:** Fully compliant with PCI Local Bus Specification Rev. 2.1. Automatic resource assignment (I/O address, IRQ) by PCI BIOS eliminates manual configuration. - **Universal PCI Voltage Support:** Operates in both 3.3V and 5V PCI slots at 33 MHz, ensuring compatibility with a wide range of motherboards. - **Shared Interrupt (IRQ) Capability:** Supports IRQ sharing across multiple PCI devices, allowing up to two P588U cards per system (16 ports total). - **Comprehensive OS Support:** Compatible with DOS, Windows 95/98/ME/NT/2000/XP/7, Linux, and SCO OpenServer. Drivers are provided for all supported platforms. - **Flexible Connector Options:** Standard configuration includes DB62 female connector on the card and R804 cable (DB62M to 8×DB9M). Optional R801 cable (DB62M to 8×DB25M) available. - **Industrial-Grade Design:** Built with high-quality components and robust PCB layout for reliable operation in demanding environments. - **Optional Isolation and Conversion:** Can be paired with the RS4232-8 isolation box (via R803 cable) to convert RS232 signals to isolated RS232/RS422/RS485 interfaces.

Manufacturer: Rayon

Category: RS232 8-Port

- **Eight RS232 Ports:** Provides eight independent serial communication channels via a single PCI slot. - **16550A-Compatible UARTs:** Each port includes a 16C550A-compatible controller with 16-byte transmit and receive FIFOs for efficient data handling. - **High-Speed Communication:** Supports baud rates from 50 bps up to 115,200 bps (1.8432 MHz crystal) or up to 921,600 bps with optional 14.7456 MHz crystal. - **Plug-and-Play PCI Interface:** Fully compliant with PCI Local Bus Specification Rev. 2.1; automatic resource allocation (I/O address, IRQ) by PCI BIOS. - **IRQ Sharing:** Supports sharable interrupt mapping for multiple PCI cards in one system. - **Single 5V Power Operation:** Designed for 5V, 33 MHz PCI slots; universal card versions support 3.3V operation. - **Compact Design:** 141 mm × 106 mm PCB footprint. - **Comprehensive OS Support:** Compatible with DOS, Windows 95/98/ME/NT/2000/XP, Linux, and SCO OpenServer. - **Included Cable Assembly:** DB62 female connector on the card; includes R804 cable (DB62 male to 8×DB9 male). Optional R801 cable (DB62 to 8×DB25 male) available. - **Expandable System:** Supports up to two cards per system (16 ports total). - **Optional Isolation:** Can be connected to the RS4232-8 isolation box via R803 cable for isolated RS232/RS422/RS485 operation. - **Industrial Reliability:** Designed for continuous operation in PC/AT industrial environments.

Manufacturer: Rayon

Category: 8-Port 5V Single Mixed