AlarmSense Optical Smoke Detector, 2-wire, EN54-7, 9-33 V DC, 100×42 mm 55000-390APO Router This energy-efficient lighting fixture is

This energy-efficient lighting fixture is designed specifically for commercial use

Push On/Off and rotary dimming action for user-friendly operation

Important: Public distributor/manufacturer listings do not provide the lock cylinder model number

3 adjustable power outputs (30W / 35W / 40W)

encrypted two‑way radio and PRO/installer management

AlarmSense Optical Smoke Detector, 2-wire, EN54-7, 9-33 V DC, 100×42 mm 55000-390APO Router This energy-efficient lighting fixture isApollo 55000 390APO AlarmSense Optical Smoke Detector a compact, EN547 certified optical (photoelectric) detector designed for residential and small to medium commercial installations. Ideal for bedrooms, escape routes, care homes, HMOs and similar areas where early detection of smouldering fires is required. The detector fits a compatible AlarmSense twowire base and provides 360 LED status indication. Detection principle: Optical photoelectric