307-3089 Cummins Onan Power Relay Block Heater Jacket Water Contactor Relay New. Kit P/N 541-1416 uses two of these relays if the coolant heater control system has been upgraded, or supplied from the factory, with these upgraded power relays for K11 and K12; reference to G728 Installation Instructions sheet.
Block heater thermostat controllers typically use two of these relays. We can provide and ship two of these at a time, or individually.
Also check out our store for other parts available and kits to keep your equipment running!
