reducing the need for frequent recalibration

this differential pressure switch provides the mechanical consistency required for modern Sterling heating equipment

and cotter pins to ensure a secure mechanical linkage between the actuator shaft and the damper blade

this OEM replacement part handles up to 25A resistive loads per pole at 120/230V

For ammonia systems

Honeywell V5097A1004 Gas Valve 321702-401 reducing the need for frequentThe Honeywell V5097A1004 Gas Valve is an industrial grade, 2 way normally closed safety shutoff valve designed for precision fuel control in commercial and industrial burner applications. This small body low pressure integrated valve is versatile, supporting multiple pipe sizes including 3 4", 1", 1 1 4", and 2" through the use of specific NPT or BSP adapters. Engineered for on off gas flow control, it is fully compatible with natural gas or LP gas