Distribution Box

Rev : B | Rev date : 23 Aug 2023

RFS' HYBRIFLEX ™ cabling solution for Remote Radio Unit (RRU) combines optical fiber and DC power for RRUs in a single lightweight aluminum corrugated cable, making it the world’s most innovative solution for RRH deployments. It was developed to reduce installation complexity and cost at Cellular sites.

HYBRIFLEX™ cabling solutions allows mobile operators deploying RRU architecture to standardize RRU installation process and eliminates the need for and the cost of cable grounding.

HYBRIFLEX™ Distribution Box is part of the cabling solution for Remote Radio Units. It is mounted at the top of a tower near the RRUs and acts as an interface between the riser cable and the jumper cable



  • Suitable for Outdoor or Indoor
  • Up to 12 weather resistant glands
  • Tethered and removeable lid

External Document Links


Technical features

General Specifications

Product TypeHybriflex Distribution Box

Mechanical Specifications

MaterialUV resistant Polycarbonate
Dimensions (LxWxD) mm (in)343 x 293 x 172 (13.5 x 11.54 x 6.77)
MountingPoles, Cable ladders, Walls (see mounting instructions for details)
Type of DC TerminalScrew terminal

Testing and Environmental

Storage Temperature °C (°F)-40 to 70 (-40 to 158 )
Operation Temperature °C (°F)-40 to 70 (-40 to 185 )
Installation Temperature °C (°F)-20 to 50 (-4 to 122 )
StandardWind Resistance to DIN 1055-4, Vibration and Shock test to IEC 60068-2-6, UV to ISO4892-2

Cables Supported

Supported F/O Connections16 pairs DLC
Supported DC Connections8 pairs
Number of Cables supported12
Gland Sizes1xPG7: 3-6 mm, 8xPG21: 13-18mm, 1xPG25: 10-21mm, 1xPG36: 22-32mm, 1xPG36s 17-32mm

Electrical Specifications

Protection ClassIP67

External Dimensions

Mounting options