Direct OEM Fit: Ensures seamless compatibility with the York S1-363-93521-704 specification

Key Benefits Direct Compatibility: Engineered as the specific replacement for EA02DZ486

this sensor’s factory-calibrated resistance curve eliminates the guesswork associated with generic probes

Thermal Security: Integrated thermal overload protection prevents burnout during high-torque or restricted airflow conditions

Poor water chemistry (low pH) and excessive pump pressure can degrade gasketing material

Lochinvar & A.O. Smith 100112457 Flame Rod 319852-301 Direct OEM Fit: Ensures seamlessThe Lochinvar & A. O. Smith 100112457 Flame Rod is a critical OEM replacement part designed for precise flame rectification in high efficiency commercial boilers and water heaters. As a veteran grade HVAC flame sensor, this component monitors the combustion process, sending a microamp signal to the ignition control board to ensure the gas valve remains safely energized. Constructed with a high temperature resistant alloy and a durable ceramic