Swapping speeds will significantly alter the performance of your system and may lead to equipment damage

the 73W85 sensor offers seamless HVAC replacement part compatibility

Note that brass trim models like the VG1241CL are not rated for steam service

This genuine OEM rollout limit switch is engineered to detect burner flame rollout or excessive heat conditions in the combustion chamber

Rugged Construction: Durable metal sampling tube design provides long-term stability in high-velocity air streams

Fenwal 35-655605-013 Control 321142-301 Swapping speeds will significantly alterThe Fenwal 35 655605 013 Control is a microprocessor based 24V Hot Surface Ignition (HSI) module engineered for precise sequence management in gas fired heating equipment. This OEM grade ignition board features a three trial ignition (3TRY) sequence and 7 second Trial for Ignition (TFI) period, ensuring reliable burner light off even in demanding environments. Designed with 0 seconds of pre purge (0sPP), it provides immediate ignitor heat up upon a