Supervised source of 12 Vdc / 3 A. With battery charger and 2 relay outputs of 12 Vdc / 3 A. Certified EN50131 Grade 3. Input current 16.5 Vac / 50VA. Full supervision of low battery, loss of network power, loop failure and auxiliary output. The circuit and the transformer with box are supplied. Incorporates tamper. Built-in siren output (12 Vdc / 1.7 A) and overload protection. Maximum total current auxiliary output 3 A at 13 Vdc. Connection via 4-wire bus. Maximum distance of the panel 300 m. Supports battery up to 12V / 21Ah. Max consumption: 180 mA. Dimensions: 110 x 90 x 30 mm.