Hydrolevel 400 Boiler Low Water Cut-Off

The Hydrolevel 400 Boiler Low Water Cut-Off provides essential boiler protection for both residential and commercial systems. This SPDT low water cutoff switch ensures safe operation with automatic reset and a 15-second burner OFF / 30-second burner ON delay.

Built to withstand steam and water environments, it features compact dimensions (2-3/8 in. W x 5-1/2 in. D x 5-9/16 in. H) and a 24V AC, 60 Hz input with 2 VA. It is UL listed and rated for up to 15 PSI with a 50 VA switching capacity.

Designed for reliability, it integrates seamlessly with boiler control circuits and supports steam or water media. This boiler cut-off helps prevent damage from low-water conditions by signaling the burner accordingly.

Key features include:

• Automatic Reset
• 15-Second Burner OFF / 30-Second Burner ON Delay
• Low Water Indicating Light
• SPDT Switching
• Input: 24V AC, 60 Hz, 2 VA
• Pressure Rating: 15 PSI
• Media Handled: Steam and Water
• UL Listed
• 50 VA Switching Capacity
• Applications: Residential/Commercial