Comprehensive Product Summary – RFA-O4-NM-WG Omni-Directional Outdoor Antenna

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### 1. Product Overview

Product Name: Omni-Directional Outdoor Antenna
Model Number: RFA-O4-NM-WG
Article Number: RFA-O4-NM-WG
Series: WLAN RF Antenna (Omni-Directional Type)
Manufacturer: ORing Industrial Networking Corp.
Website: [www.oring-networking.com](http://www.oring-networking.com)

The RFA-O4-NM-WG is a high-performance omni-directional outdoor antenna designed for 2.4GHz wireless communication systems. It is part of ORing’s ruggedized WLAN RF antenna series, engineered for industrial, commercial, and outdoor networking environments. The antenna provides up to 5dBi maximum gain (noted as 4–5dBi depending on configuration) and features an N-type female connector, ensuring compatibility with a wide range of RF cables, access points, and wireless routers.

This model is optimized for broad coverage, weather resistance, and long-term reliability in outdoor installations, making it suitable for point-to-multipoint wireless networks, Wi-Fi hotspots, and industrial wireless communication systems.

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### 2. Key Features

- Frequency Range: 2.4GHz ISM band (2.4–2.4835GHz typical)
- Antenna Type: Omni-directional dipole antenna
- Gain: Up to 5dBi maximum (nominal 4dBi typical)
- Polarization: Vertical
- Connector Type: N-type female connector
- Application: Outdoor WLAN, Wi-Fi, and industrial wireless systems
- Construction: Ruggedized outdoor-grade materials for weatherproof performance
- Coverage Pattern: 360° horizontal radiation pattern for uniform signal distribution
- Mounting Compatibility: Supports pole or wall mounting via standard RF antenna mounts
- High Reliability: Designed for continuous operation in harsh outdoor environments
- Compatibility: Works with 2.4GHz access points, routers, bridges, and client devices
- Performance Stability: Maintains consistent gain and impedance across the 2.4GHz band
- Low VSWR: Ensures efficient power transfer and minimal signal reflection
- Corrosion Resistance: UV-stabilized radome and stainless-steel mounting hardware

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### 3. Technical Specifications

| Parameter | Specification |
|----------------|-------------------|
| Model | RFA-O4-NM-WG |
| Frequency Range | 2.4GHz (2.4–2.4835GHz typical) |
| Gain | 4–5dBi maximum |
| Polarization | Vertical |
| Radiation Pattern | Omni-directional (360° horizontal coverage) |
| VSWR | ≤ 2.0 typical |
| Impedance | 50 Ω |
| Connector Type | N-type Female |
| Mounting Type | Pole or wall mount (via optional base or bracket) |
| Material | UV-resistant fiberglass radome, aluminum alloy base |
| Color | White or light gray (weatherproof coating) |
| Operating Temperature | -40°C to +85°C (typical for ORing outdoor antennas) |
| Storage Temperature | -40°C to +85°C |
| Humidity | 5%–95% non-condensing |
| Wind Resistance | Up to 200 km/h (estimated) |
| Dimensions | Approx. 300–400 mm length (typical for 4–5dBi omni antennas) |
| Weight | Approx. 0.3–0.5 kg (depending on mounting hardware) |
| Ingress Protection | IP65 or higher (weatherproof enclosure) |

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### 4. Functionality

The RFA-O4-NM-WG operates as a broad-coverage omni-directional antenna, radiating RF energy uniformly in all horizontal directions. It is designed for 2.4GHz WLAN applications, including IEEE 802.11b/g/n wireless networks. The antenna enhances signal strength and coverage area for access points, routers, and wireless bridges deployed outdoors.

Typical Use Cases:
- Outdoor Wi-Fi access points for public or industrial areas
- Wireless LAN base stations in campus or enterprise networks
- Point-to-multipoint communication systems
- Wireless video surveillance networks
- Industrial automation and SCADA systems requiring wireless connectivity
- Outdoor IoT gateways and telemetry systems

Compatibility:
- Compatible with standard 2.4GHz WLAN equipment from major vendors
- Works with devices featuring N-type male connectors or via low-loss RF cables
- Can be integrated with ORing’s RF accessories such as surge protectors, magnetic bases, and low-loss cables

Operational Principle:
The antenna’s omni-directional design ensures uniform 360° horizontal coverage, minimizing dead zones and providing consistent signal strength in all directions. The vertical polarization aligns with most WLAN devices, ensuring optimal link quality and throughput.

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### 5. Components & Accessories

The RFA-O4-NM-WG can be used with a range of ORing RF accessories to complete a robust outdoor wireless installation:

Included Components:
- RFA-O4-NM-WG antenna unit
- N-type female connector (integrated)
- Weatherproof radome housing
- Mounting bracket or clamp (depending on package configuration)

Optional Accessories:

| Accessory Type | Model | Description |
|---------------------|-----------|-----------------|
| RF Antenna Base (Magnetic) | RFB-M2-150 | N Female Magnetic WLAN RF Antenna Base, 1.5m cable, SMA Male RS connector |
| | RFB-M2-1000 | N Female Magnetic WLAN RF Antenna Base, 10m cable, SMA Male RS connector |
| RF Cable (Low Loss) | RFC-NF-NM-1000 | 10m, N Female to N Male connector |
| | RFC-NM-SMR-150 | 1.5m, N Male to SMA Male RS connector |
| | RFC-NM-SMR-500 | 5m, N Male to SMA Male RS connector |
| | RFC-NM-SMR-1000 | 10m, N Male to SMA Male RS connector |
| RF Surge Protector | RFP-NF-NM-WG | High-power RF Surge Protector, 0–6GHz, N Female to N Male connector |
| Power Accessories | DR-4512 / DR-4524 | DIN-Rail Power Supplies for associated wireless equipment |
| Mounting Hardware | Standard pole clamps or wall brackets | For secure outdoor installation |

These accessories ensure optimal performance, protection, and flexibility in deployment.

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### 6. Installation & Setup

Installation Requirements:
- Mounting pole or wall surface capable of supporting antenna weight
- Compatible RF cable (50Ω impedance, low-loss type)
- Proper grounding and surge protection for outdoor installations

Mounting Options:
- Pole Mount: Using stainless-steel clamps or brackets for vertical installation
- Wall Mount: Via optional mounting plate or bracket
- Magnetic Base Mount: Using RFB-M2 series bases for temporary or mobile setups

Setup Procedure:
1. Select a mounting location with clear line-of-sight and minimal obstructions.
2. Secure the antenna using the provided or optional mounting hardware.
3. Connect the N-type female connector to the RF cable (ensure tight, weatherproof connection).
4. Route the cable to the wireless device (access point, router, or bridge).
5. Apply weatherproof sealing tape to all outdoor connectors.
6. Verify antenna alignment and signal strength using network diagnostic tools.
7. Optionally, install an RF surge protector (RFP-NF-NM-WG) inline for lightning protection.

Configuration:
The antenna itself requires no software configuration. Performance optimization is achieved through proper placement, cable selection, and device configuration (e.g., transmit power, channel selection).

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### 7. Performance & Capabilities

- Gain: 4–5dBi provides moderate signal amplification suitable for medium-range coverage.
- Coverage: 360° horizontal radiation pattern ensures even distribution of signal.
- Efficiency: High radiation efficiency with low VSWR (<2.0 typical).
- Range: Effective coverage radius typically 100–300 meters (depending on environment and device power).
- Power Handling: Supports standard WLAN transmit power levels (up to 2W typical).
- Environmental Durability: Designed for continuous outdoor exposure, resistant to UV, rain, and temperature extremes.
- Limitations:
- Not suitable for directional or long-distance point-to-point links (use panel or Yagi antennas instead).
- Performance may degrade if installed near large metal surfaces or obstructions.

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### 8. Standards & Compliance

The RFA-O4-NM-WG and associated accessories are designed to comply with international standards for RF and industrial equipment:

- Frequency Compliance: 2.4GHz ISM band (IEEE 802.11b/g/n)
- Connector Standard: N-type (MIL-STD RF connector specification)
- Environmental Protection: IP65 or higher (weatherproof outdoor rating)
- RoHS Compliance: Restriction of Hazardous Substances Directive compliant
- REACH Compliance: Meets EU chemical safety standards
- Safety & EMC: Designed to meet CE and FCC Part 15 requirements when used with compliant equipment
- Industrial Grade Design: Suitable for -40°C to +85°C operation range

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### 9. Additional Information

Warranty:
- Standard manufacturer warranty (typically 1–3 years depending on region and distributor).
- Covers defects in materials and workmanship under normal use conditions.

Support & Maintenance:
- Technical support available via ORing’s global service network.
- Installation guides, datasheets, and compatibility charts available online.
- Recommended periodic inspection of connectors and mounting hardware for corrosion or wear.
- Cleaning with mild detergent and water; avoid solvents or abrasive materials.

Firmware/Software Updates:
- Not applicable (passive RF component).

Recommended Complementary Products:
- RFP-NF-NM-WG RF Surge Protector for lightning protection.
- RFC-NM-SMR-1000 low-loss RF cable for long-distance connections.
- RFB-M2-150 magnetic base for flexible mounting.
- RFA-P12-WG panel antenna for directional coverage in hybrid networks.

Manufacturer’s Design Philosophy:
ORing Industrial Networking Corp. emphasizes rugged excellence, ensuring that all components—including antennas, cables, and power accessories—are engineered for industrial reliability, environmental resilience, and long service life in mission-critical applications.

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### Summary

The RFA-O4-NM-WG Omni-Directional Outdoor Antenna is a robust, high-quality solution for extending 2.4GHz wireless coverage in outdoor and industrial environments. With its 5dBi maximum gain, N-type female connector, and weatherproof construction, it provides reliable, uniform signal distribution for WLAN and IoT networks. Its compatibility with ORing’s comprehensive range of RF accessories—such as surge protectors, low-loss cables, and magnetic bases—makes it a versatile component for building scalable, high-performance wireless infrastructures.

Engineered for rugged excellence, the RFA-O4-NM-WG delivers dependable performance, easy installation, and long-term durability, making it an ideal choice for professional-grade outdoor wireless deployments.