Reznor 37752 Disc Precise Thermal Protection: Strictly calibrated

Precise Thermal Protection: Strictly calibrated to a 150-190°F range to protect the heat exchanger from cracks and heat-related failure

This 45/5 microfarad 370Vac round dual run capacitor is the direct OEM replacement for a wide range of York

Robust SPDT Logic: Provides both NO and NC contacts for flexible system integration and emergency stop logic

While primarily used in York units

clear status signaling is essential for shortening service calls and preventing unnecessary downtime

Reznor 37752 Disc Precise Thermal Protection: Strictly calibratedThe Reznor 37752 Disc is a specialized LP Gas Burner Air Restrictor engineered for precision fuel to air ratio management in liquid propane fired heating systems. As a critical component for Reznor gas conversion and maintenance, this disc ensures high efficiency combustion by regulating the secondary air intake at the burner rack manifold. Designed specifically for compatibility with Reznor unit heaters including FT and SFT series models