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- Bi-Directional (BIDI) Transmission:
Utilizes a single optical fiber for both transmit and receive operations, reducing fiber infrastructure requirements by 50% compared to traditional dual-fiber systems.
- High-Performance Optical Interface:
Transmit wavelength at 1310 nm and receive wavelength at 1550 nm, optimized for single-mode fiber (9/125 μm core/cladding).
- Extended Transmission Distance:
Supports up to 20 km link distance, ideal for metropolitan area networks (MANs), industrial automation, and remote site connectivity.
- Compact SFP Form Factor:
Fully compliant with SFP MSA (Multi-Source Agreement) standards, ensuring compatibility with a wide range of network switches, routers, and media converters.
- Hot-Pluggable Design:
Allows insertion and removal without powering down the host device, minimizing downtime and simplifying maintenance.
- Wide Operating Temperature Range:
Standard model supports 0°C to 70°C; industrial-grade (-I) version supports -40°C to 85°C for harsh environments.
- Low Power Consumption:
Designed for energy-efficient operation, suitable for embedded and industrial systems.
- High Optical Sensitivity:
Receiver sensitivity of -32 dBm ensures reliable performance even under low signal conditions.
- Link Budget:
18 dB optical link budget, providing robust signal integrity over long distances.
- Loss of Signal (LOS) Detection:
LOS asserted at -45 dBm, enabling network equipment to detect and respond to link failures promptly.
- Interoperability:
Designed to pair with complementary BIDI module SFP100B5-SS20 (TX1550 nm / RX1310 nm) for full-duplex communication.
Utilizes a single optical fiber for both transmit and receive operations, reducing fiber infrastructure requirements by 50% compared to traditional dual-fiber systems.
- High-Performance Optical Interface:
Transmit wavelength at 1310 nm and receive wavelength at 1550 nm, optimized for single-mode fiber (9/125 μm core/cladding).
- Extended Transmission Distance:
Supports up to 20 km link distance, ideal for metropolitan area networks (MANs), industrial automation, and remote site connectivity.
- Compact SFP Form Factor:
Fully compliant with SFP MSA (Multi-Source Agreement) standards, ensuring compatibility with a wide range of network switches, routers, and media converters.
- Hot-Pluggable Design:
Allows insertion and removal without powering down the host device, minimizing downtime and simplifying maintenance.
- Wide Operating Temperature Range:
Standard model supports 0°C to 70°C; industrial-grade (-I) version supports -40°C to 85°C for harsh environments.
- Low Power Consumption:
Designed for energy-efficient operation, suitable for embedded and industrial systems.
- High Optical Sensitivity:
Receiver sensitivity of -32 dBm ensures reliable performance even under low signal conditions.
- Link Budget:
18 dB optical link budget, providing robust signal integrity over long distances.
- Loss of Signal (LOS) Detection:
LOS asserted at -45 dBm, enabling network equipment to detect and respond to link failures promptly.
- Interoperability:
Designed to pair with complementary BIDI module SFP100B5-SS20 (TX1550 nm / RX1310 nm) for full-duplex communication.
Comprehensive Product Summary – SFP100B3-SS20 Fast Ethernet Bi-Directional SFP Optical Transceiver
### 1. Product Overview
Product Name: SFP100B3-SS20
Model Number: SFP100B3-SS20
Series: Fast Ethernet BIDI-SFP Module Series
Article Number: SFP100B3-SS20
Manufacturer: ORing Industrial Networking Corp.
Product Type: 100 Mbps Single-Mode Bi-Directional (BIDI) SFP Optical Transceiver
Transmission Type: TX: 1310 nm / RX: 1550 nm
Transmission Distance: 20 km
Operating Temperature Range: 0°C to 70°C (standard model); -40°C to 85°C (industrial-grade model SFP100B3-SS20-I)
Interface Type: LC Simplex connector (single fiber)
Application: Fast Ethernet fiber communication, industrial networking, and long-distance single-mode optical links
The ORing SFP100B3-SS20 is a compact, hot-pluggable Small Form-factor Pluggable (SFP) optical transceiver designed for 100 Mbps Fast Ethernet applications over single-mode fiber (SMF). It supports bi-directional data transmission using a single optical fiber, transmitting at 1310 nm and receiving at 1550 nm, enabling efficient fiber utilization and reduced cabling costs.
### 2. Key Features
- Bi-Directional (BIDI) Transmission:
Utilizes a single optical fiber for both transmit and receive operations, reducing fiber infrastructure requirements by 50% compared to traditional dual-fiber systems.
- High-Performance Optical Interface:
Transmit wavelength at 1310 nm and receive wavelength at 1550 nm, optimized for single-mode fiber (9/125 μm core/cladding).
- Extended Transmission Distance:
Supports up to 20 km link distance, ideal for metropolitan area networks (MANs), industrial automation, and remote site connectivity.
- Compact SFP Form Factor:
Fully compliant with SFP MSA (Multi-Source Agreement) standards, ensuring compatibility with a wide range of network switches, routers, and media converters.
- Hot-Pluggable Design:
Allows insertion and removal without powering down the host device, minimizing downtime and simplifying maintenance.
- Wide Operating Temperature Range:
Standard model supports 0°C to 70°C; industrial-grade (-I) version supports -40°C to 85°C for harsh environments.
- Low Power Consumption:
Designed for energy-efficient operation, suitable for embedded and industrial systems.
- High Optical Sensitivity:
Receiver sensitivity of -32 dBm ensures reliable performance even under low signal conditions.
- Link Budget:
18 dB optical link budget, providing robust signal integrity over long distances.
- Loss of Signal (LOS) Detection:
LOS asserted at -45 dBm, enabling network equipment to detect and respond to link failures promptly.
- Interoperability:
Designed to pair with complementary BIDI module SFP100B5-SS20 (TX1550 nm / RX1310 nm) for full-duplex communication.
### 3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Data Rate | 100 Mbps (Fast Ethernet) |
| Fiber Type | Single-mode fiber (SMF), 9/125 μm |
| Transmission Distance | Up to 20 km |
| Connector Type | LC Simplex |
| Wavelength (TX/RX) | TX: 1310 nm / RX: 1550 nm |
| Optical Output Power (Max TX) | -8 dBm |
| Optical Output Power (Min TX) | -14 dBm |
| Receiver Sensitivity (Min Input Power) | -32 dBm |
| Receiver Saturation (Max Input Power) | 0 dBm |
| Loss of Signal (LOS) Asserted | -45 dBm |
| Link Budget | 18 dB |
| Operating Temperature (Standard) | 0°C to 70°C |
| Operating Temperature (Industrial) | -40°C to 85°C |
| Storage Temperature | -40°C to 85°C (typical) |
| Power Supply Voltage | 3.3 V DC (nominal) |
| Power Consumption | <1 W (typical) |
| Dimensions | Approx. 56.5 mm (L) × 13.7 mm (W) × 8.5 mm (H) |
| Weight | Approx. 20 g |
| Compliance | SFP MSA, IEEE 802.3u 100BASE-FX |
| Cooling | Passive (no fan required) |
### 4. Functionality
The SFP100B3-SS20 operates as a bi-directional optical transceiver module that converts electrical Fast Ethernet signals into optical signals for transmission over single-mode fiber and vice versa. It uses wavelength-division multiplexing (WDM) technology to transmit and receive data simultaneously over a single fiber strand.
- Transmission Function:
The module transmits optical signals at 1310 nm wavelength through the LC simplex connector.
- Reception Function:
It receives incoming optical signals at 1550 nm wavelength and converts them back into electrical signals for the host device.
- Use Cases:
- Industrial Ethernet switches and routers
- Media converters and fiber extenders
- Remote monitoring systems
- Intelligent transportation systems (ITS)
- Power substation communication networks
- Long-distance point-to-point fiber links
- Compatibility:
- Compatible with ORing industrial switches and other SFP-compliant devices.
- Must be paired with a complementary module (SFP100B5-SS20) on the opposite end for proper bidirectional communication.
### 5. Components & Accessories
Included Components:
- SFP100B3-SS20 transceiver module (individually packaged)
- Protective dust cap for LC connector
- Product label with model and serial number
Optional Accessories:
- Fiber Patch Cords:
- *FPC-SCLC-SS3M*: SC/LC single-mode 9/125 μm, 3 m length
- *FPC-LCLC-SS3M*: LC/LC single-mode 9/125 μm, 3 m length
- *FPC-SCST-SS3M*: SC/ST single-mode 9/125 μm, 3 m length
- Fiber Patch Adapters:
- *FCA-SC-SS*: SC/SC single-mode 9/125 μm adapter
- Power Accessories (for host devices):
- DIN-Rail Power Supplies (e.g., DR-4524, DR-75-24, DR-120-24)
- Power Adapters (e.g., PAA-121000, PAE-121000, PAX-482500)
- Cables with M-Series Connectors:
- M12C-4MRJ-300D: 4-pin M12 male to RJ45 plug Ethernet cable, 3 m
- M12C-5M5F-1000: 5-pin M12 male to 5-pin M12 female IP67 cable, 10 m
These accessories ensure seamless integration into industrial networking environments and provide reliable connectivity between devices.
### 6. Installation & Setup
Installation Requirements:
- Compatible SFP slot on a switch, router, or media converter supporting 100BASE-FX or 100 Mbps SFP modules.
- Single-mode fiber optic cable (9/125 μm) terminated with LC connectors.
- Complementary BIDI SFP module (SFP100B5-SS20) at the remote end.
Installation Steps:
1. Power off the host device (optional, as the module is hot-pluggable).
2. Remove the protective dust cap from the SFP port and the module.
3. Insert the SFP100B3-SS20 into the SFP slot until it clicks into place.
4. Connect the single-mode fiber cable to the LC simplex port.
5. Ensure the opposite end of the fiber is connected to the complementary SFP100B5-SS20 module.
6. Power on the device and verify link/activity LEDs for proper operation.
Configuration:
- No software configuration required; the module is plug-and-play.
- The host device automatically detects and configures the SFP transceiver.
- For short-distance connections, use an optical attenuator if received power exceeds 0 dBm to prevent receiver saturation.
### 7. Performance & Capabilities
- Data Rate: 100 Mbps full-duplex operation compliant with IEEE 802.3u 100BASE-FX standard.
- Transmission Distance: Up to 20 km over single-mode fiber.
- Optical Link Budget: 18 dB, ensuring stable operation across long fiber runs.
- Receiver Sensitivity: -32 dBm, allowing reliable data recovery even under low optical power conditions.
- Optical Saturation: 0 dBm maximum input power to prevent receiver overload.
- Temperature Performance:
- Standard model: 0°C to 70°C
- Industrial model (-I): -40°C to 85°C
Ensures reliable operation in both commercial and industrial environments.
- Power Efficiency: Low power consumption (<1 W typical), suitable for high-density installations.
- Reliability: Designed for continuous operation in mission-critical applications with minimal maintenance.
Limitations:
- Must be paired with the correct complementary BIDI module (TX/RX wavelengths must be opposite).
- Not suitable for multi-mode fiber.
- Optical attenuator may be required for short-distance links to prevent receiver damage.
### 8. Standards & Compliance
The SFP100B3-SS20 adheres to multiple international standards and industry specifications to ensure interoperability, safety, and performance consistency.
Compliance Standards:
- IEEE 802.3u 100BASE-FX Fast Ethernet standard
- SFP Multi-Source Agreement (MSA)
- RoHS (Restriction of Hazardous Substances) compliant
- CE and FCC Class A electromagnetic compatibility standards
- Laser Safety: IEC 60825-1 Class 1 laser product
- ISO 9001:2015 manufacturing quality assurance
Environmental Compliance:
- Lead-free and halogen-free construction
- Designed for extended temperature operation (-I model)
- Meets industrial EMC and vibration resistance requirements
### 9. Additional Information
Warranty:
- Standard 2-year limited warranty from ORing Industrial Networking Corp.
- Covers manufacturing defects and performance failures under normal operating conditions.
Technical Support:
- Comprehensive online resources available at [www.oring-networking.com](http://www.oring-networking.com)
- Email and phone-based technical assistance for configuration and troubleshooting.
- Firmware and compatibility updates provided for supported host devices.
Maintenance:
- Periodic inspection of fiber connectors recommended to prevent dust contamination.
- Clean LC connectors using approved fiber cleaning tools.
- Replace protective dust caps when the module is not in use.
Product Updates:
- ORing continuously enhances its SFP product line to support evolving network standards and extended temperature ranges.
- Future revisions may include enhanced optical power budgets and extended reach variants.
Packaging & Identification:
- Each module is individually labeled with model number, serial number, and wavelength information.
- Anti-static packaging ensures protection during shipping and handling.
### Summary
The ORing SFP100B3-SS20 is a robust, high-performance 100 Mbps single-mode bi-directional SFP transceiver engineered for industrial and commercial Ethernet applications requiring long-distance connectivity over a single optical fiber. With its TX1310 nm / RX1550 nm configuration, 20 km transmission range, and 18 dB link budget, it delivers reliable and efficient optical communication in space-constrained and cost-sensitive environments.
Its hot-pluggable SFP form factor, low power consumption, and wide temperature tolerance make it ideal for deployment in industrial automation, transportation systems, power utilities, and remote monitoring networks. Fully compliant with IEEE 802.3u and SFP MSA standards, the SFP100B3-SS20 ensures seamless interoperability with a wide range of network equipment.
When paired with the complementary SFP100B5-SS20 module, it forms a complete bidirectional optical link, optimizing fiber usage and reducing infrastructure costs while maintaining high reliability and performance.
Manufacturer: ORing Industrial Networking Corp.
Model: SFP100B3-SS20
Description: 100 Mbps Single-Mode Bi-Directional SFP Optical Transceiver, TX1310 nm / RX1550 nm, 20 km, 0–70°C
Industrial Version: SFP100B3-SS20-I (TX1310 nm / RX1550 nm, -40–85°C)
Website: [www.oring-networking.com](http://www.oring-networking.com)
Designed for Rugged Excellence.
### 1. Product Overview
Product Name: SFP100B3-SS20
Model Number: SFP100B3-SS20
Series: Fast Ethernet BIDI-SFP Module Series
Article Number: SFP100B3-SS20
Manufacturer: ORing Industrial Networking Corp.
Product Type: 100 Mbps Single-Mode Bi-Directional (BIDI) SFP Optical Transceiver
Transmission Type: TX: 1310 nm / RX: 1550 nm
Transmission Distance: 20 km
Operating Temperature Range: 0°C to 70°C (standard model); -40°C to 85°C (industrial-grade model SFP100B3-SS20-I)
Interface Type: LC Simplex connector (single fiber)
Application: Fast Ethernet fiber communication, industrial networking, and long-distance single-mode optical links
The ORing SFP100B3-SS20 is a compact, hot-pluggable Small Form-factor Pluggable (SFP) optical transceiver designed for 100 Mbps Fast Ethernet applications over single-mode fiber (SMF). It supports bi-directional data transmission using a single optical fiber, transmitting at 1310 nm and receiving at 1550 nm, enabling efficient fiber utilization and reduced cabling costs.
### 2. Key Features
- Bi-Directional (BIDI) Transmission:
Utilizes a single optical fiber for both transmit and receive operations, reducing fiber infrastructure requirements by 50% compared to traditional dual-fiber systems.
- High-Performance Optical Interface:
Transmit wavelength at 1310 nm and receive wavelength at 1550 nm, optimized for single-mode fiber (9/125 μm core/cladding).
- Extended Transmission Distance:
Supports up to 20 km link distance, ideal for metropolitan area networks (MANs), industrial automation, and remote site connectivity.
- Compact SFP Form Factor:
Fully compliant with SFP MSA (Multi-Source Agreement) standards, ensuring compatibility with a wide range of network switches, routers, and media converters.
- Hot-Pluggable Design:
Allows insertion and removal without powering down the host device, minimizing downtime and simplifying maintenance.
- Wide Operating Temperature Range:
Standard model supports 0°C to 70°C; industrial-grade (-I) version supports -40°C to 85°C for harsh environments.
- Low Power Consumption:
Designed for energy-efficient operation, suitable for embedded and industrial systems.
- High Optical Sensitivity:
Receiver sensitivity of -32 dBm ensures reliable performance even under low signal conditions.
- Link Budget:
18 dB optical link budget, providing robust signal integrity over long distances.
- Loss of Signal (LOS) Detection:
LOS asserted at -45 dBm, enabling network equipment to detect and respond to link failures promptly.
- Interoperability:
Designed to pair with complementary BIDI module SFP100B5-SS20 (TX1550 nm / RX1310 nm) for full-duplex communication.
### 3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Data Rate | 100 Mbps (Fast Ethernet) |
| Fiber Type | Single-mode fiber (SMF), 9/125 μm |
| Transmission Distance | Up to 20 km |
| Connector Type | LC Simplex |
| Wavelength (TX/RX) | TX: 1310 nm / RX: 1550 nm |
| Optical Output Power (Max TX) | -8 dBm |
| Optical Output Power (Min TX) | -14 dBm |
| Receiver Sensitivity (Min Input Power) | -32 dBm |
| Receiver Saturation (Max Input Power) | 0 dBm |
| Loss of Signal (LOS) Asserted | -45 dBm |
| Link Budget | 18 dB |
| Operating Temperature (Standard) | 0°C to 70°C |
| Operating Temperature (Industrial) | -40°C to 85°C |
| Storage Temperature | -40°C to 85°C (typical) |
| Power Supply Voltage | 3.3 V DC (nominal) |
| Power Consumption | <1 W (typical) |
| Dimensions | Approx. 56.5 mm (L) × 13.7 mm (W) × 8.5 mm (H) |
| Weight | Approx. 20 g |
| Compliance | SFP MSA, IEEE 802.3u 100BASE-FX |
| Cooling | Passive (no fan required) |
### 4. Functionality
The SFP100B3-SS20 operates as a bi-directional optical transceiver module that converts electrical Fast Ethernet signals into optical signals for transmission over single-mode fiber and vice versa. It uses wavelength-division multiplexing (WDM) technology to transmit and receive data simultaneously over a single fiber strand.
- Transmission Function:
The module transmits optical signals at 1310 nm wavelength through the LC simplex connector.
- Reception Function:
It receives incoming optical signals at 1550 nm wavelength and converts them back into electrical signals for the host device.
- Use Cases:
- Industrial Ethernet switches and routers
- Media converters and fiber extenders
- Remote monitoring systems
- Intelligent transportation systems (ITS)
- Power substation communication networks
- Long-distance point-to-point fiber links
- Compatibility:
- Compatible with ORing industrial switches and other SFP-compliant devices.
- Must be paired with a complementary module (SFP100B5-SS20) on the opposite end for proper bidirectional communication.
### 5. Components & Accessories
Included Components:
- SFP100B3-SS20 transceiver module (individually packaged)
- Protective dust cap for LC connector
- Product label with model and serial number
Optional Accessories:
- Fiber Patch Cords:
- *FPC-SCLC-SS3M*: SC/LC single-mode 9/125 μm, 3 m length
- *FPC-LCLC-SS3M*: LC/LC single-mode 9/125 μm, 3 m length
- *FPC-SCST-SS3M*: SC/ST single-mode 9/125 μm, 3 m length
- Fiber Patch Adapters:
- *FCA-SC-SS*: SC/SC single-mode 9/125 μm adapter
- Power Accessories (for host devices):
- DIN-Rail Power Supplies (e.g., DR-4524, DR-75-24, DR-120-24)
- Power Adapters (e.g., PAA-121000, PAE-121000, PAX-482500)
- Cables with M-Series Connectors:
- M12C-4MRJ-300D: 4-pin M12 male to RJ45 plug Ethernet cable, 3 m
- M12C-5M5F-1000: 5-pin M12 male to 5-pin M12 female IP67 cable, 10 m
These accessories ensure seamless integration into industrial networking environments and provide reliable connectivity between devices.
### 6. Installation & Setup
Installation Requirements:
- Compatible SFP slot on a switch, router, or media converter supporting 100BASE-FX or 100 Mbps SFP modules.
- Single-mode fiber optic cable (9/125 μm) terminated with LC connectors.
- Complementary BIDI SFP module (SFP100B5-SS20) at the remote end.
Installation Steps:
1. Power off the host device (optional, as the module is hot-pluggable).
2. Remove the protective dust cap from the SFP port and the module.
3. Insert the SFP100B3-SS20 into the SFP slot until it clicks into place.
4. Connect the single-mode fiber cable to the LC simplex port.
5. Ensure the opposite end of the fiber is connected to the complementary SFP100B5-SS20 module.
6. Power on the device and verify link/activity LEDs for proper operation.
Configuration:
- No software configuration required; the module is plug-and-play.
- The host device automatically detects and configures the SFP transceiver.
- For short-distance connections, use an optical attenuator if received power exceeds 0 dBm to prevent receiver saturation.
### 7. Performance & Capabilities
- Data Rate: 100 Mbps full-duplex operation compliant with IEEE 802.3u 100BASE-FX standard.
- Transmission Distance: Up to 20 km over single-mode fiber.
- Optical Link Budget: 18 dB, ensuring stable operation across long fiber runs.
- Receiver Sensitivity: -32 dBm, allowing reliable data recovery even under low optical power conditions.
- Optical Saturation: 0 dBm maximum input power to prevent receiver overload.
- Temperature Performance:
- Standard model: 0°C to 70°C
- Industrial model (-I): -40°C to 85°C
Ensures reliable operation in both commercial and industrial environments.
- Power Efficiency: Low power consumption (<1 W typical), suitable for high-density installations.
- Reliability: Designed for continuous operation in mission-critical applications with minimal maintenance.
Limitations:
- Must be paired with the correct complementary BIDI module (TX/RX wavelengths must be opposite).
- Not suitable for multi-mode fiber.
- Optical attenuator may be required for short-distance links to prevent receiver damage.
### 8. Standards & Compliance
The SFP100B3-SS20 adheres to multiple international standards and industry specifications to ensure interoperability, safety, and performance consistency.
Compliance Standards:
- IEEE 802.3u 100BASE-FX Fast Ethernet standard
- SFP Multi-Source Agreement (MSA)
- RoHS (Restriction of Hazardous Substances) compliant
- CE and FCC Class A electromagnetic compatibility standards
- Laser Safety: IEC 60825-1 Class 1 laser product
- ISO 9001:2015 manufacturing quality assurance
Environmental Compliance:
- Lead-free and halogen-free construction
- Designed for extended temperature operation (-I model)
- Meets industrial EMC and vibration resistance requirements
### 9. Additional Information
Warranty:
- Standard 2-year limited warranty from ORing Industrial Networking Corp.
- Covers manufacturing defects and performance failures under normal operating conditions.
Technical Support:
- Comprehensive online resources available at [www.oring-networking.com](http://www.oring-networking.com)
- Email and phone-based technical assistance for configuration and troubleshooting.
- Firmware and compatibility updates provided for supported host devices.
Maintenance:
- Periodic inspection of fiber connectors recommended to prevent dust contamination.
- Clean LC connectors using approved fiber cleaning tools.
- Replace protective dust caps when the module is not in use.
Product Updates:
- ORing continuously enhances its SFP product line to support evolving network standards and extended temperature ranges.
- Future revisions may include enhanced optical power budgets and extended reach variants.
Packaging & Identification:
- Each module is individually labeled with model number, serial number, and wavelength information.
- Anti-static packaging ensures protection during shipping and handling.
### Summary
The ORing SFP100B3-SS20 is a robust, high-performance 100 Mbps single-mode bi-directional SFP transceiver engineered for industrial and commercial Ethernet applications requiring long-distance connectivity over a single optical fiber. With its TX1310 nm / RX1550 nm configuration, 20 km transmission range, and 18 dB link budget, it delivers reliable and efficient optical communication in space-constrained and cost-sensitive environments.
Its hot-pluggable SFP form factor, low power consumption, and wide temperature tolerance make it ideal for deployment in industrial automation, transportation systems, power utilities, and remote monitoring networks. Fully compliant with IEEE 802.3u and SFP MSA standards, the SFP100B3-SS20 ensures seamless interoperability with a wide range of network equipment.
When paired with the complementary SFP100B5-SS20 module, it forms a complete bidirectional optical link, optimizing fiber usage and reducing infrastructure costs while maintaining high reliability and performance.
Manufacturer: ORing Industrial Networking Corp.
Model: SFP100B3-SS20
Description: 100 Mbps Single-Mode Bi-Directional SFP Optical Transceiver, TX1310 nm / RX1550 nm, 20 km, 0–70°C
Industrial Version: SFP100B3-SS20-I (TX1310 nm / RX1550 nm, -40–85°C)
Website: [www.oring-networking.com](http://www.oring-networking.com)
Designed for Rugged Excellence.
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