Hydrolevel 3250-PLUS Oil Fired Boiler Low Water Cut-Off

Hydrolevel 3250-PLUS Oil Fired Boiler Low Water Cut-Off provides essential boiler protection for residential systems. The 3-function control module integrates universal temperature limit, fuel-saving boiler reset, and a testing/settings button to simplify maintenance and ensure safe operation.

Designed for oil-fired boilers, this unit measures 4.6 in wide x 3.7 in deep x 6.3 in high, with a 120 V AC, 60 Hz input supply. It supports adjustable temperatures: low limit 110–200°F and high limit 100–220°F with automatic differential for reliable protection and efficient operation. This low water cutoff is UL-listed for residential use, delivering dependable safety and compatibility with standard boiler controls.

• Three-function operation: low water cutoff, limit control, and boiler safety features in one unit.
• Universal temperature limit for flexible setpoints across residential boilers.
• Fuel-saving boiler reset to optimize heating cycles and energy use.
• Test/Settings Button for quick setup and routine checks.
• Robust electrical ratings: Burner Contact Rating 7.4 A full load / 44.4 A locked rotor at 120V AC; Circulator 5.8 A full load / 34.8 A locked rotor.
• Compact dimensions fit tight cabinet spaces and standard boiler rooms.