![COMINFO™ SM-12 Power Source [SM-12]](http://emacspruebaamerica.myshopify.com/cdn/shop/products/SM12_01_grande.png?v=1485183823)
Reference:
SM-12
Internal Power Source (not available for T-SKR). One power source for rail. 24V AC/13,8V DC, 10A. Operating temperature: -30°…+50°C.