Cambium Networks 5.25-5.85 GHz 2 ft (0.6 m) Parabolic Dish Antenna (RDH4503C)

The Cambium Networks RDH4503C is a high-performance 2 ft (0.6 m) parabolic dish antenna designed for point-to-point wireless links in the 5.25-5.85 GHz frequency band. With 30 dBi gain and dual linear polarization, this antenna delivers reliable, high-throughput connectivity for demanding outdoor applications. Built to withstand extreme weather conditions, it includes a mounting kit for easy installation on poles up to 115 mm diameter.

Advantages

High gain of 30 dBi ensures strong signal strength and extended range. Dual linear polarization (vertical/horizontal) provides flexibility and improved link reliability. Rugged construction with UV-resistant radome and aluminum reflector ensures long-term durability in outdoor environments. Easy installation with included mounting kit.

Suitable for

• Point-to-point wireless backhaul
• ISP and enterprise network infrastructure
• Outdoor wireless bridges
• Video surveillance and data transmission

Key specifications

• Frequency Range: 5.25 - 5.85 GHz
• Antenna Gain: 30 dBi
• Antenna Diameter: 0.6 m (2 ft)
• Polarization: Dual Linear (Vertical/Horizontal)
• 3dB Beamwidth: 4.5 degrees
• Front-to-Back Ratio: > 60 dB
• VSWR: < 1.5:1
• Cross-Polarization Discrimination: > 30 dB
• Connector Type: 2 x N-Type Female
• Operational Wind Speed: 200 km/h (125 mph)
• Survival Wind Speed: 250 km/h (155 mph)
• Operating Temperature: -40°C to +60°C
• Mounting Kit: Included (for 50-115 mm pole diameter)
• Radome Material: UV-resistant Plastic
• Reflector Material: Aluminum

Recommendations

For optimal performance, pair this antenna with compatible Cambium Networks radios. Ensure proper alignment and secure mounting to achieve maximum gain and reliability. Professional installation is recommended for best results.