Knightsbridge: BT14ACTEM, CCT Adjustable LED Bulkhead, 14W, IP65, Polycarbonate, 230V, 315mm Default:- For commercial or non‑standard installations

For commercial or non‑standard installations we recommend a qualified installer

Replacement handheld microphone transmitter for the Citronic TU4 wireless UHF system

corridor function with emergency

The robust zinc‑alloy housing (IP55) and conformally coated electronics make it suitable for exposed outdoor installations

Twinflex two‑wire architecture — detectors and sounders on same circuit (single 2‑core screened cable)

Knightsbridge: BT14ACTEM, CCT Adjustable LED Bulkhead, 14W, IP65, Polycarbonate, 230V, 315mm Default:- For commercial or non‑standard installationsProduct Summary Long life, high lumen wall and ceiling mountable LED luminaire for both internal and external use. Available options include microwave sensor, corridor function, and standard variants. Comes with various easy fit accessories including bezel and eyelid options. Key Features CCT adjustable options for 3000K, 4000K, and 5700K. Maintained emergency for 3 hours. Hinged LED gear tray for easy access. Push fit fast fix terminal block for