Hydrolevel 650 Low Water Cut-Off 120V Hot Water Boiler Safety Control with Auto Reset

The Hydrolevel 650 is a low water cut-off safety control designed to protect hot water boilers from dangerous low-water conditions. This 120-volt device automatically shuts down the boiler when water levels drop below safe operating thresholds, preventing costly damage from overheating and dry firing.

Key Features:

• Automatic reset functionality restores operation once safe water levels are achieved
• Built-in test button allows for quick manual testing of the safety system
• 120V electrical rating for standard residential and light commercial installations
• Direct replacement for original equipment low water cut-offs
• Proven float-type design provides reliable water level detection
• Helps extend boiler life by preventing low-water damage

This safety control is essential for maintaining safe boiler operation and is commonly used in residential hot water heating systems. The auto-reset feature eliminates the need for manual intervention once the water level issue is corrected, while the test button enables routine safety checks.