Fenwal 35-671922-151 Control 318172-701 this model is strictly for

this model is strictly for 1/2" NPT configurations

Contractors should note the NPT male inlet and NPT female outlet configuration for standard integration into commercial water heating systems

this venturi assembly utilizes precise internal geometry to create the necessary vacuum for stable combustion air intake

Skin oils cause hot spots that lead to premature failure

breaking the electrical circuit when gas pressure drops below the calibrated setpoint

Fenwal 35-671922-151 Control 318172-701 this model is strictly forThe Fenwal 35 671922 151 is a high performance 120V ignition control module designed for precise combustion management in commercial and industrial gas fired appliances. Engineered as a hot surface ignition (HSI) solution, this microprocessor based controller is capable of managing systems exceeding 400,000 BTU, making it a staple for heavy duty furnaces and boilers. This specific Fenwal 35 67 series model features a 15 second pre purge period (15sPP)