STD 3 Digital Control Center need a new Trip relay Sept 14, 2022 3:30:47 GMT Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by jukeboxmarty on Sept 14, 2022 3:30:47 GMT A DCC1 or DCC4 should take a 24VDC 4PDT 14pin relay. This is a pretty standard relay available from dozens of manufacturers.