Cotek din rail power supplies 10 100w 1 phase cotek dn 40 12 this 12v power supply from coteks dn 40 series measures just 40mm wide and 90mm in height yet offers 40w and has been designed to save space on a din rail offering a true dc ok signal output the miniature power supply has been manufactured to an excellent standard with high efficiency high reliability and long life while equipped with short circuit overload over voltage and brown out protection other featues include the m