acts as a filter that opposes sudden changes in electrical current

Does this base include a remote indicator output

it is best practice to mount the switch vertically as originally specified by the manufacturer

you likely need a new rotary selector switch in addition to the knob

making it compatible with most existing furnace and boiler transformers

Tork Timers 8601T Timer 323080-701 acts as a filter thatThe Tork 8601T mechanical cycle timer is a versatile field grade solution designed for repeat cycle operations in HVACR and industrial control systems. Engineered with a 20A 120V SPDT contact configuration, this 60 minute interval timer allows for precise tactical control over duty cycling for equipment such as ventilating fans, pumping systems, and process controls. The unit utilizes 60 captive tabs, each representing 1 minute increments, providing