How about an X10 appliance control module. They also make the interface module (transmitter/receiver) that communicates serially and interfaces to the power lines. However, the original request was for a module controlled by a 2-wire low voltage interface. Simon Nield @MITVMA.MIT.EDU> on 02/22/2001 09:16:57 AM Please respond to pic microcontroller discussion list Sent by: pic microcontroller discussion list To: PICLIST@MITVMA.MIT.EDU cc: Subject: Re: [EE]: Packaged Solid State Relay robert: >As soon as you hack it, the UL/CSA rating is voided. a slight twist: how about one of those units that offer remote control of a mains socket with an IR transmitter? you should be able to hack the transmitter without loosing the approvals of the switching unit... not great but better than a kick in the teeth. Regards, Simon -- http://www.piclist.com hint: The list server can filter out subtopics (like ads or off topics) for you. See http://www.piclist.com/#topics -- http://www.piclist.com hint: The list server can filter out subtopics (like ads or off topics) for you. See http://www.piclist.com/#topics