Monitored power supply unit. Mounted in a box and with a battery charger. With CPR and EN54-4 certificates. Overload protection. Fault relay output. Battery discharge protection. Operation temperature: -10ºC to 40ºC, Requires 2 batteries BS131N reference (Not included). Dimensions: 400 x 420x 80mm. Amperage 2,0A+0,7A for battery charging.