Heating Hydrolevel Low Water Cutoffs | Safgard 550Sv Low Water Cutoff W/ Manual Reset & Test Button/Light, Shorter Probe – 120V

Hydrolevel Low Water Cut-Offs Are Electrically Operated. A Probe Is Installed In The Boiler Shell Or External Manifold And Is Connected To The Control Unit. Water Is Used As A Conductor To Complete The Circuit Between The Probe And The Boiler Shell. When Water Is In Contact With The Probe, The Circuit Is Completed; When The Water Level Drops Below The Probe, The Circuit Opens. Hydrolevel Controls Provide Contacts To De-Energize The Burner Circuit In A Low Water Condition. Shorter Probe For Mounting In Standard Reducing Tees.

• Reliable Electronic Operation
• Low Maintenance
• Easy To Install
• Inexpensive To Own And Operate
• 100% Factory Tested