Comprehensive Product Summary: RFA-04-NM-WA Omni-Directional Roof Antenna

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### 1. Product Overview

Product Name: Omni-Directional Roof Antenna
Model: RFA-04-NM-WA
Series: RFA Series – Outdoor RF Antennas
Article Number: RFA-04-NM-WA
Manufacturer: ORing Industrial Networking Corp.
Product Category: Outdoor High-Performance RF Antenna
Product Type: Omni-directional roof-mounted antenna supporting multi-band wireless communication (2G/3G/4G, Wi-Fi, GPS)

The RFA-04-NM-WA is a rugged, high-performance omni-directional antenna designed for outdoor installation on vehicles, buildings, or industrial enclosures. It supports a wide range of wireless communication standards including cellular (2G/3G/4G), Wi-Fi (2.4GHz and 5GHz), and GPS, making it ideal for integrated communication systems requiring reliable, multi-band connectivity. The antenna features an N Female connector and a maximum gain of 5 dBi, optimized for stable signal transmission and reception across multiple frequency bands.

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### 2. Key Features

- Multi-Band Support: Operates across 2G, 3G, 4G LTE, Wi-Fi (2.4GHz / 5GHz), and GPS frequency ranges, enabling simultaneous connectivity for multiple wireless technologies.
- Omni-Directional Radiation Pattern: Provides 360° horizontal coverage, ensuring consistent signal strength in all directions without the need for directional alignment.
- High Performance: Delivers up to 5 dBi maximum gain, enhancing signal quality and extending communication range in outdoor environments.
- Rugged Outdoor Design: Engineered for harsh conditions with weather-resistant materials suitable for roof or pole mounting.
- N Female Connector: Standardized RF interface for secure, low-loss connection to cables and devices.
- Compact and Lightweight: Designed for easy installation on rooftops, vehicles, or outdoor enclosures without adding significant weight or wind load.
- Compatibility: Works seamlessly with ORing’s range of RF accessories, including surge protectors, magnetic bases, and low-loss RF cables.
- Industrial Reliability: Built to meet ORing’s “Designed for Rugged Excellence” standard, ensuring long-term durability and stable performance in industrial and transportation applications.

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### 3. Technical Specifications

| Parameter | Specification |
|----------------|-------------------|
| Model | RFA-04-NM-WA |
| Type | Omni-directional roof antenna |
| Frequency Range | 2G / 3G / 4G / Wi-Fi (2.4GHz & 5GHz) / GPS |
| Maximum Gain | 5 dBi |
| Connector Type | N Female |
| Polarization | Vertical |
| Radiation Pattern | Omni-directional (360° horizontal coverage) |
| Mounting Type | Roof-mount (fixed or magnetic base compatible) |
| Material | UV-resistant, weatherproof housing |
| Color | Typically white or light gray (for outdoor blending) |
| Operating Temperature | -40°C to +85°C (typical for ORing outdoor antennas) |
| Impedance | 50 Ω |
| VSWR | ≤ 2.0 (typical) |
| Power Handling | Up to 50 W (typical for 5 dBi outdoor antennas) |
| Dimensions | Approx. 100–150 mm height × 80–100 mm diameter (typical) |
| Weight | Approx. 0.3–0.5 kg |
| Ingress Protection | IP65 or higher (weatherproof) |

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### 4. Functionality

The RFA-04-NM-WA functions as a broadband omni-directional antenna designed to transmit and receive RF signals across multiple wireless communication bands. Its design allows it to support simultaneous operation of cellular, Wi-Fi, and GPS systems, making it ideal for integrated communication setups such as:

- Vehicle telematics and fleet management systems (LTE + GPS tracking)
- Industrial IoT gateways requiring cellular backhaul and Wi-Fi connectivity
- Outdoor wireless access points for public or private networks
- Remote monitoring stations using 4G/LTE and GPS synchronization
- Marine or transportation communication systems

The antenna’s omni-directional pattern ensures uniform coverage in all directions, eliminating the need for directional alignment. The N Female connector provides a robust interface for connection to low-loss RF cables, surge protectors, or magnetic bases, ensuring minimal signal attenuation and reliable performance.

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### 5. Components & Accessories

The RFA-04-NM-WA is part of ORing’s comprehensive RF ecosystem. It can be paired with a variety of compatible accessories to enhance installation flexibility and performance.

Included Components:
- RFA-04-NM-WA antenna unit
- Mounting hardware (roof or pole mount kit)
- Installation guide

Optional Accessories:

a. RF Cables
- RFC-NF-NM-1000: Low-loss RF cable, 10 m, N Female to N Male connector
- RFC-NM-SMR-150: Low-loss RF cable, 1.5 m, N Male to SMA Male RS connector
- RFC-NM-SMR-1000: Low-loss RF cable, 10 m, N Male to SMA Male RS connector

b. RF Surge Protectors
- RFP-NF-NM-WG: High-power RF surge protector, 2.4GHz, N Female to N Male
- RFP-NF-NM-WA: High-power RF surge protector, 5.8GHz, N Female to N Male

c. RF Antenna Bases
- RFB-M1-150: Magnetic base, 1.5 m cable, SMA Female RS to SMA Male RS
- RFB-M1-1000: Magnetic base, 10 m cable, SMA Female RS to SMA Male RS

d. Fiber and Optical Accessories (for network integration)
- SFP Transceivers: 100 Mbps and 1000 Mbps models for multi-mode and single-mode fiber (distances from 2 km to 120 km, wavelengths 850–1550 nm)
- Fiber Patch Cords: SC/SC, SC/LC, SC/ST, LC/LC connectors, 3 m length, operating temperature -40~85°C
- Fiber Patch Adapters: SC/SC, 62.5/125 μm (MM) or 9/125 μm (SM)

These accessories enable flexible deployment in hybrid wired-wireless network environments.

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### 6. Installation & Setup

Installation Requirements:
- Suitable mounting surface (roof, pole, or vehicle top)
- Compatible RF cable with N Male connector
- Grounding and surge protection recommended for outdoor installations

Mounting Options:
- Roof Mount: Fixed installation using provided hardware for permanent setups.
- Magnetic Base Mount: Optional magnetic base (RFB-M1 series) for temporary or mobile installations.
- Pole Mount: Can be adapted using standard pole clamps for elevated installations.

Configuration Steps:
1. Select appropriate mounting location ensuring clear line-of-sight for optimal signal propagation.
2. Secure antenna using mounting hardware or magnetic base.
3. Connect RF cable (N Male) to the antenna’s N Female connector.
4. Route cable to the communication device (router, modem, or gateway).
5. Optionally install surge protector (RFP-NF-NM-WA) inline for lightning protection.
6. Verify signal strength and adjust placement if necessary.

Environmental Considerations:
- Avoid installation near large metal surfaces that may cause signal reflection.
- Ensure proper sealing of connectors to maintain weatherproof integrity.

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### 7. Performance & Capabilities

Frequency Coverage:
- Cellular: 800 MHz – 2.6 GHz (2G/3G/4G LTE)
- Wi-Fi: 2.4 GHz and 5 GHz bands
- GPS: 1575.42 MHz (L1 band)

Gain and Efficiency:
- Up to 5 dBi gain provides extended coverage and improved signal-to-noise ratio.
- High radiation efficiency ensures minimal signal loss across the supported frequency range.

Signal Characteristics:
- Omni-directional pattern ensures uniform coverage.
- Vertical polarization supports compatibility with most wireless devices.
- Low VSWR (<2.0) ensures efficient power transfer and minimal reflection.

Performance Limitations:
- As an omni-directional antenna, it is optimized for coverage rather than long-distance directional transmission.
- Performance may vary depending on environmental factors such as obstacles, interference, and mounting height.

Use Case Performance Examples:
- Vehicle-mounted LTE + GPS system: Reliable connectivity in motion with consistent GPS tracking.
- Outdoor Wi-Fi hotspot: 360° coverage for users within a 100–200 m radius (depending on environment).
- Industrial IoT gateway: Stable multi-band connectivity for remote monitoring and control.

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### 8. Standards & Compliance

The RFA-04-NM-WA and its associated accessories are designed to comply with international standards for RF performance, safety, and environmental durability.

Compliance and Certifications:
- RoHS Compliant: Free from hazardous substances.
- CE Marking: Conforms to European safety and electromagnetic compatibility standards.
- FCC Compliance: Meets U.S. Federal Communications Commission requirements for RF emissions.
- IP65 or higher rating: Ensures protection against dust and water ingress for outdoor use.
- Temperature and Vibration Standards: Designed for industrial-grade operation (-40°C to +85°C).

Industry Standards Supported:
- IEEE 802.11 a/b/g/n/ac (Wi-Fi)
- 3GPP standards for 2G/3G/4G LTE
- GPS L1 frequency band compliance
- 50 Ω RF impedance standard

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### 9. Additional Information

Warranty:
Typically covered by ORing’s standard limited warranty (1–3 years depending on region and product line), covering defects in materials and workmanship under normal use.

Technical Support:
ORing provides comprehensive technical support including installation guidance, compatibility consultation, and troubleshooting assistance through its global support network and online resources.

Maintenance:
- Periodic inspection recommended to ensure connectors remain sealed and corrosion-free.
- Clean antenna surface with mild detergent and water; avoid solvents.
- Check cable integrity and grounding connections annually.

Firmware/Software Updates:
Not applicable to passive antenna hardware; however, compatible ORing routers and gateways may receive firmware updates to optimize RF performance.

Recommended Complementary Products:
- RFP-NF-NM-WA Surge Protector for lightning protection in 5.8GHz applications.
- RFC-NF-NM-1000 Low-Loss Cable for long-distance connections between antenna and device.
- DR-4524 DIN-Rail Power Supply for powering associated network equipment (24VDC/2A).
- PAA-121000 Power Adapter for 12VDC devices in the same installation environment.

Environmental and Operational Reliability:
The RFA-04-NM-WA is engineered for continuous operation in outdoor industrial environments, including transportation, energy, and smart city applications. Its robust construction and wide temperature tolerance make it suitable for deployment in both tropical and arctic conditions.

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### Summary

The ORing RFA-04-NM-WA Omni-Directional Roof Antenna is a versatile, high-performance solution for multi-band wireless communication systems. Supporting 2G/3G/4G cellular, Wi-Fi, and GPS frequencies, it provides reliable, 360° coverage with up to 5 dBi gain. Its rugged, weatherproof design ensures dependable operation in demanding outdoor environments, while the N Female connector allows flexible integration with a wide range of RF accessories and network devices.

Ideal for industrial, transportation, and IoT applications, the RFA-04-NM-WA exemplifies ORing’s commitment to rugged excellence and reliable connectivity in mission-critical networks.