Power Supply 12V 5A 60W with 5.5×2.1mm DC Connector – #TVD-DPS012
12V 5A Power Supply for N Scale Track Power and Accessory Bus Use
12V 5A 60W switching power supply. Best for powering N scale, Quads, and Singlets. Plug size is 5.5/2.1 mm. Power supply comes with a US 110V plug. By swapping the power cord can be used with 100-240V~50/60Hz power. If you add the TVD-JCK001 screw terminal adapter you can use this as a general purpose power 12V supply.