Hydrolevel 187241 HydroStat Universal Temperature Limit, Boiler Reset and Low Water Cut-Off for Gas-Fired Boilers, 24 VAC

120V Hydrostat Universal TemperaturHydrostat Universal offers non-programmable field installation and simple operation, yet still provides an external control knob for easy set up. The small size of...

120V Hydrostat Universal TemperaturThe Hydrostat is an adjustable 120V temperature and low water cut off for oil-fired boilers. It has a defrost feature that automatically regulates the boiler system...

120V Hydrostat Universal TemperaturThe Hydrostat Universal is a solid-state self-regulating controller that maintains boiler water temperature for oil-fired heating equipment. It is especially...

This Hydrolevel 170SV 120V Low Water Cut-Off w/ Auto Reset for Hot Water Boilers is a great way to keep your water heater from running out of water. This device will automatically shut off your water...

This Hydrolevel 24SV 24V Low Water Cut-Off w/ Auto Reset for Hot Water Boilers is a great way to keep your hot water boiler from running out of water. This device will automatically reset when the...