The Series 174A is an emergency safety device only

Common Questions: What is the pitch diameter for this sheave

The H100-612 typically features a fixed deadband ranging from 40 to 250 PSI depending on the specific setpoint

providing essential thermal protection and system sequencing

This industrial fuel gas valve includes NPT or flange mounting options and a NEMA 1 enclosure

Fenwal 35-605957-015 Ignition Module 320734-701 The Series 174A is anThe Fenwal 35 605957 015 Ignition Module is a 24 VAC microprocessor based Direct Spark Ignition (DSI) control engineered for precision performance in demanding HVACR environments. This Fenwal ignition control provides comprehensive burner management by continuously analyzing system parameters to ensure safe, repeatable combustion cycles. Designed to handle both natural gas and propane applications, the module operates efficiently within a broad