Pay in 4 interest-free payments of $5.79 Learn more
Ships within 48 hours · Estimated delivery Sep 8 - Sep 13
The BT5920 is a ceiling mount from B-Tech’s System V Range
and areas with gas-fuelled appliances like boilers or cookers
Integrated audio — 4‑element omnidirectional mic array (≈5 m pickup radius) plus 3 W full‑range speaker (75 dB SPL @1 m)
Integral carry handle and slide locking latches keep the case securely closed during transit
Aico Ei146e Optical Smoke Alarm - Mains Powered with Battery Backup - SKU: Ei146e Smart & Wireless CO Detectors The BT5920 is a ceilingThe Aico Ei146e Optical Smoke Alarm (SKU: Ei146e) is a mains powered smoke alarm designed for fast, reliable detection of slow, smouldering fires often caused by electrical faults or upholstered furniture. Featuring a large optical sensor chamber, automatic dust compensation, and a 9V alkaline battery backup, this alarm is ideal for hallways, landings, bedrooms, living rooms, and dining areas. Part of the trusted Aico 140e Series, the Ei146e includes
US$ 18.00
US$ 52.00
US$ 36.00
US$ 38.00
US$ 28.00
US$ 32.00
US$ 16.00
