While typically used in two-element systems to manage the heating sequence

Superior Wetting: Excellent flow characteristics ensure deep penetration into aluminum alloy condensers and microchannel coils

Built with a Single-Pole Double-Throw (SPDT) switch

This unit supports remote or local flame sensing and is compatible with natural

Fenwal 35-665535-113 Control R-410A While typically used in two-elementThe Fenwal 35 665535 113 Control is a microprocessor based hot surface ignition (HSI) module engineered to handle automated sequencing and flame monitoring in 24 VAC gas fired heating systems. This Fenwal replacement ignition board features an integrated combustion blower relay with a 60 second post purge and a 15 second pre purge, optimizing airflow before and after the heating cycle. Designed for high reliability start ups, the igniter control