Cotek din rail power supplies 10 100w 1 phase cotek dn 20 15 this 15v power supply from coteks dn 20 series measures just 23mm wide and 90mm in height yet offers 21w 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