The MCS4-2B from Pelco is a power supply
consists of four multi-output 24 VAC indoor power supplies. The power
supplies allow for 120 or 240 VAC line input. Each output features its
own LED power indicator and three-position switch. The switch lets you
individually turn off each output or quickly select between 24 and 28
VAC without reconnecting wires. The MCS4-2B is available with either
glass fuses or self-resetting circuit breakers.