Utica-Dunkirk 40154B008 Limit Switch 321142-301 a spring-return unit is required

a spring-return unit is required

Can I bypass this limit switch for testing

What is the standard delay timing for this relay

Engineered with EPR (Ethylene Propylene) seal material

The Sporlan 168198 SBQE Valve Body is a professional-grade

Utica-Dunkirk 40154B008 Limit Switch 321142-301 a spring-return unit is requiredThe Utica Dunkirk 40154B008 Limit Switch is a critical high limit safety control designed for specific residential and commercial hydronic heating systems. Rated for an operating range of 170 200F, this automatic reset limit switch monitors heat exchanger temperatures to prevent thermal runaway and equipment damage. As a genuine OEM Utica boiler replacement part, it ensures precise calibration within the aquastat control circuit, maintaining system