Danfoss 117U6021 Starting Relay and 4000 series furnaces

and 4000 series furnaces

Standardized Electrical Interface: Equipped with dual 1/4-inch male spade terminals

As a CO AUTO limit switch

Precise Signal Output: Rated for 25-35 mV open circuit

OEM Compatibility: Guaranteed fit for Maxitrol RV91 and Maxitrol 210E series

Danfoss 117U6021 Starting Relay and 4000 series furnacesThe Danfoss 117U1021 Starting Relay is a critical electronic component designed for hermetic compressors, specifically within the Danfoss FR and SC series. This 117U1021 relay replaced 117U1001 and functions as a current operated switch to manage the start winding circuit during the initial torque phase. Engineered for 115V 50 60Hz applications, this start relay ensures precise cut out timing to prevent motor overheating and winding failure. When