Low VA Coil: Optimized 24V control circuit performance reduces heat and parasitic energy draw

the SPDT blower relay configuration is specifically designed to switch between two circuits

This is a Normally Open (NO) switch

Its rugged construction facilitates more accurate flame sensing and longer service life compared to standard residential alternatives

ensuring matched electrical specs for HST compressor motors

Robertshaw 1751-721 Wiring Harness Low VA Coil: Optimized 24VThe Robertshaw 1751 721 Ignitor Sensor Wiring Harness is a critical field service component engineered for flame rectification systems in residential and commercial heating applications. This 48 inch 2 wire ignition harness provides the necessary link between the ignitor sensor assembly and the ignition control module, ensuring high integrity signal transmission for consistent flame sensing. Designed for high heat environments, the 1751 721 harness