> Why a relay at all? Why not control it with a MOSFET to > begin with? It's a quite complicated system of 4 DPDT relays and 5 DPDT switches which all pass motor current and sensors to control automatic or manual operation. I did look at semis, and they would work. What I'm doing is re-jigging an existing relay design. Joe ----- No virus found in this message. Checked by AVG - www.avg.com Version: 2015.0.6086 / Virus Database: 4392/10401 - Release Date: 08/08/15 --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .