Carbon monoxide detector, 12V DC, warns from a CO concentration of 50 ppm. CO detector with a loud 85 dB(A) warning tone and visual indicators, digital display to show the CO concentration (> 30 ppm) and test button. Changeover relay contact: 230V AC / max. 5A. Alarm output: 12V DC, max. 200mA (e.g. siren AS05 or flashing light BL02). Power supply: 12V DC, 100mA. Design according to EN 50291-1:2018+AC:2021. Dimensions: 140 x 125 x 42mm.