Jim, Just sent you an e-mail with the data attached in PDF. Opto22 is the Mfg. Yes, they do heat up under load but I have always used 40 amp cubes that were optimised for inductive loads and a heat sink mounting plate. Good relays with zero cross triggering work real well. Bill, KB3DKS/1 ______________________________________________________________ AMRadio mailing list List Home: http://mailman.qth.net/mailman/listinfo/amradio Partner Website: http://www.amfone.net Help: http://mailman.qth.net/mmfaq.html Post: mailto:[email protected]

