Identical Interchangeability: Fully compatible and interchangeable with part number 32000085-001/B

Heavy-duty terminal construction to resist carbon tracking and contact fatigue

reducing callbacks caused by stuck or welded contacts

By using genuine McDonnell & Miller replacement parts

the K1-1 is machined from high-tensile strength brass (65% copper

York S1-025-27747-016 Rollout Switch Identical Interchangeability: Fully compatible andThe York S1 025 27747 016 Rollout Switch is a high precision safety limit engineered for York gas furnaces and forced air heating systems. This manual reset rollout switch is calibrated to open at 320 degrees F, acting as a critical failsafe by detecting flame rollout or excessive heat buildup near the burner assembly. As an OEM component, the 025 27747 016 ensures your equipment maintains factory level safety standards and combustion integrity. In