RTB14012 General Purpose Relay, Power PCB Relay RT1 Series, Power, Non Latching. The RTB14012 is a Power PCB Relay with DC coil. This RT1-series relay has 1-form-C (1CO) AgNi 90/10 contact with pinning 3.5mm wash tight version. Typical applications such as boiler control, timers, garage door control, POS automation, interface modules.