Hydrolevel 550LSV Low Water Cut-Off Manual Reset Test/Light 120V

The Hydrolevel 550LSV Low Water Cut Off with Manual Reset and Test/Light is a safety part that shuts off a system to prevent boilers from being damaged when water levels drops too low. At 120V, this unit operates safely and efficiently in steam and hot water boilers. System diagnostics and reliability are improved by manual reset and test light features. It prevents dry firing extends equipment durability reduces maintenance expenses and improves overall safety. It is ideal for commercial and residential HVAC systems, providing operational efficiency while minimizing down time and serving as an essential part of boiler protection and performance optimization.