Durable Construction: Features a nickel-plated bulb (1/4" x 5-9/16") to resist corrosion in harsh kitchen environments

this zone adder utilizes plug-and-play connectivity to bridge additional dampers and thermostats into the existing master control logic

The Hydrolevel 1150 Low Water Cut-Off is a specialized 120VAC safety control engineered for residential hot water boilers

this component is engineered to automatically open its contacts when the discharge air or heat exchanger temperature reaches 140°F

though the manual reset logic is specifically optimized for safety-critical low-level applications

Hydrolevel 500 Low Water Cut-Off Freon Durable Construction: Features a nickel-platedThe Hydrolevel 500 Low Water Cut Off is a professional grade safety control engineered for hot water boilers in both residential and commercial applications. Operating on 24VAC, this electronic LWCO utilizes a probe to monitor water conductivity, effectively preventing dry firing and mechanical failure. Unlike mechanical float switches, this solid state control features no moving parts, eliminating the need for periodic blowdowns. The unit is equipped