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Kidde | SuperDuct RJ45 Wiring Harness Kit, 5 ft - Duct Detector to Controller Interconnect Cable | SD-RJ5

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SKU:
KD-SD-RJ5

The SD-RJ5 is a 5-foot RJ45 wiring harness for connecting Kidde SuperDuct duct smoke detector assemblies to their controller when installed remotely. The 8-conductor CMP-rated cable terminates in RJ45 connectors with rubber glands at each end, providing a watertight seal that holds up in the mechanical room environments where duct detectors live.

Built for the commercial installer

SuperDuct detectors and controllers use standard RJ45 modular interconnection, so the harness plugs in without stripping or terminating wire. CMP (Communications Multipurpose Plenum) rating satisfies code requirements for plenum-rated spaces. Compatible with both the four-wire SD-4W and two-wire SD-2W SuperDuct conventional duct detector families.

Key features

  • Plug-and-play RJ45 connections - no wire stripping or terminal blocks required
  • Watertight rubber glands at each connector prevent moisture ingress in high-humidity mechanical rooms
  • CMP-rated cable for plenum-space code compliance
  • 8-conductor construction carries all signals between detector and controller in a single run
  • Also available in 10 ft (SD-RJ10) and 15 ft (SD-RJ15) for longer remote installations

System requirements

Requires a Kidde SuperDuct RJ45-model controller and detector. Maximum wiring distance from detector to controller is 100 ft.

Brand:
Kidde Commercial
Form factor:
RJ45 wiring harness, 8-conductor cable
Cable length:
5 ft (1.5 m)
Cable rating:
CMP (Communications Multipurpose Plenum)
Connector type:
RJ45 modular with rubber glands (watertight)
Conductors:
8
Compatibility:
Kidde SuperDuct four-wire (SD-4W) and two-wire (SD-2W) duct detector families
What SuperDuct detectors does this harness work with?
The SD-RJ5 works with both the four-wire SuperDuct (SD-4W series) and two-wire SuperDuct (SD-2W series) conventional duct smoke detector assemblies that use RJ45 modular interconnection.
Are other harness lengths available?
Yes. The SD-RJ10 (10 ft) and SD-RJ15 (15 ft) harnesses use the same RJ45 connectors and CMP-rated cable. Maximum total wiring distance from detector to controller is 100 ft.
Does this harness provide a watertight connection?
Yes. Both RJ45 connectors include rubber glands that seal against moisture ingress, which matters in the mechanical rooms and plenum spaces where duct detectors are typically installed.
Can I use this with terminal-block SuperDuct models?
No. This harness is for RJ45-model SuperDuct controllers and detectors only. Terminal-block models (SD-CT, SD-ST, etc.) use field wiring instead.

Spec Sheet