Hongfa 1RM Single Pole Relay Interface Modules 16A Coil/Contact Separated – Hongfa 1RM-12-16A-3, A 16A 12V DC single pole relay interface module that features coil/contact separation. The module is supplied complete with relay, socket, LED, ejector clip and identification label, making it easy to order all these components with just one part number. Suitable for many applications, e.g. industrial automation, heating and cooling systems, elevators, etc. Hongfa 1RM-12-16A-3 SPCO 12VDC 16A Single Pole Relay Interface Module