the unit integrates a factory-calibrated slide switch that allows technicians to select between 0-10A

providing a slip-free grip on damper shafts with diameters of 1/2"

Bypassing a safety limit is strictly for temporary diagnostic testing by licensed professionals only

Internal Component Protection: Shields the sensitivity adjusting screw and electrical knock-outs from environmental contaminants that cause premature failure

Reznor 201685 Fuse the unit integrates a factory-calibratedProtect your systems low voltage control circuitry with the Reznor 201685 3 Amp Fuse. This OEM replacement part is a critical component for safeguarding Reznor gas fired unit heaters, including the UDAP and UDAS series. Designed to provide precise overcurrent protection, this 3 amp fuse prevents electrical surges from damaging expensive DSI control boards and ignition modules. In the field, a blown fuse is often the first sign of a grounded wire or a