this hot surface igniter operates at a specified 80 volts and is not interchangeable with standard 120V ignitors

but the 421-557 is chassis-specific

OEM Precision: Includes two 1/4-20 x 3-inch screws and hex nuts for a perfect fit into factory-tapped housing holes

Durability: Constructed with high-grade copper and brass to withstand thermal shock and vibration typical in HVAC reversing valve applications

employing a standard RA connection for a secure

York S1-026-45716-000 Fan Blade Els PW 29614 this hot surface igniter operatesThe York S1 026 45716 000 Fan Blade is a precision engineered OEM replacement fan blade designed for high efficiency condensing units. Featuring a 24 inch diameter and a specific 24 degree pitch, this component is optimized to move maximum CFM while maintaining low auditory output. As a veteran grade HVAC condenser fan blade, it utilizes a 3 blade configuration with a clockwise (CW) rotation to ensure proper heat dissipation across the coils. The 1 2"