The Danfoss 017D002166 (Type RT260A) is a mission-critical differential pressure control designed for demanding industrial refrigeration and HVACR applications

What are the common indicators that a Burnham Boiler 107121-01 High Temp Limit Switch needs replacement

It is indexed for a 40-80°F setpoint range typical of frost protection and comfort heating in high-ceiling spaces

Utilizing precision-engineered HVAC electrical components like this kit reduces the risk of intermittent failures often caused by generic field splices or insufficient gauge wire

Direct Fit: Replaces part numbers 010787F and A39790-001 without modification to the wiring harness

Lennox 59W35 Ambient Switch 320074-702 The Danfoss 017D002166 (Type RT260A)The Lennox 59W35 is a critical low ambient pressure switch specifically engineered for Lennox HVAC units operating in cold weather environments. As a veteran technician knows, maintaining proper head pressure is non negotiable when the mercury drops; this OEM replacement part (102312 01) ensures the system modulates fan cycles or provides compressor protection by monitoring refrigerant pressure thresholds. This HVAC pressure switch is a single pole,