Meder sil reed relays meder sil12 1a72 71d sil reed relay 12v dc coil voltage 200v switching voltage 1a switching current 15w switching power 07ms operate time 01ms release time 145mw coil power 200mr contact resistance 1000r coil resistance sil package 198mm long 508mm wide 78mm high a range of single pole normally open diode protected reed relay housed in a compact single in line epoxy moulded package the ultra slim package permits relays to be mounted on 508mm centres