This high-output AC transformer is the core of the LGB power program. It provides safe, reliable AC power for your: Multi-Train System digital layouts / traditional analog layouts with the 51070, 52120 and 52121 analog throttles / AC-powered accessories, like switches, signals and street lamps. This transformer also features: dual, spring-loaded output terminals / short circuit and overheating protection / LED status indicators / AC input voltage: 230 V / AC output voltage: 18 V / Maximum output amperage: 5.5 A / Dimensions: 160 x 120 x 95 mm. Attention! This transformer can be used with all MTS Central Stations and with all current 5-amp LGB analog throttles, including the 51070 and 52120. Do not use this transformer with older LGB analog throttles, which require DC input.