Amphenol RF’s line of 2.2/5 connectors are a compact version of the previously released 4.3/10 connector series, with a 53% smaller footprint. This connector series is lightweight and can accommodate thick, low loss cables up to a half inch. The robust design makes these connectors ideal for both indoor and outdoor applications.

The 2.2/5 connector series is designed to meet the needs of applications which require low PIM in order to avoid interference in network quality during high speed data transmission. It offers flexibility in installation with the ability to blind mate.


  • Excellent low PIM performance
  • Lightweight, compact design
  • Optimized for 1/4, 3/8, 1/2 inch corrugated cables
  • Ideal for outdoor applications


  • Small Cells
  • Mobile Networks
  • Distributed Antenna Systems (DAS)
  • Low Power Base Stations
  • In-Building Architecture
  • MIMO Antennas
  • Test & Measurement

Size Comparison

2.2/5 Series

4.3/10 Series

7/16 Series

Ordering Information

Cable Mount Connectors

Part NumberDescription
225-108J-52S Bulkhead Jack for RG-402
225-109J-52S Bulkhead Jack for RG-405
225-104J-52S Jack for RG-402
225-105J-52S Jack for RG-405
225-100J-52S 4-Hole Flange Jack for RG-402
225-102J-52S 4-Hole Flange Jack for RG-405
225-106P-52A Right-Angle Plug for RG-402
225-107P-52A Right-Angle Plug for RG-405
225-101P-52S Straight Plug for RG-402
225-103P-52S Straight Plug for RG-405


Part NumberDescription
AD-716P225J-1 2.2/5 Jack Adapter to 7/16 Plug
AD-4310J225P-1 2.2/5 Plug to 4.3/10 Jack Adapter
AD-NJ225P-1 2.2/5 Plug to Type-N Jack Adapter
AD-716J225P-1 2.2/5 Plug to 7/16 Jack Adapter

Technical Specifications

Impedance   50 Ω
Frequency Range   DC - 20 GHz
Dielectric Withstanding Voltage   1500 VRMS
PIM (Passive Intermodulation)   -166 dBc @ 2 x 20 W
Return Loss Interface DC - 3 GHz: 38 dB, 3-6 GHz: 36db
  Cable Connector (typ) DC - 4 GHz: 33 dB, 4 - 6 GHz: 30 dB
Power Handling   250 W (2 GHz) @ 40°C
Mating Cycles   100 Min
Recommended Torque (Screw Type)   3 Nm
Temperature Range   - 40°C to +85°C
Body   Brass, Albaloy Plating
Insulator   PTFE, Natural
Inner Contact   Beryllium Copper, Silver Plating
Outer Contact   Beryllium Copper, Albaloy Plating