and UDAS75 model series unit heaters

they should be normally closed (NC)

this kit facilitates the precise mechanical monitoring required to prevent dry-fire conditions or overflow

Manual Hold Feature: Integrated "Hold" position allows for constant power without restarting the timing mechanism

The SP12560C is designed strictly for liquid propane units

Honeywell MS4105A1030 Actuator 30067439-890 and UDAS75 model series unitThe Honeywell MS4105A1030 is a high performance spring return direct coupled actuator within the Zelix S05 Series, engineered for reliable control in HVACR systems. As a veteran grade line voltage actuator, it provides 44 lb in (5 Nm) of torque and is designed to drive quarter turn final control elements like dampers, ball valves, and butterfly valves. This two position (SPST) unit operates on 100 250Vac, making it a versatile choice for varying