479 East 186th Street Bronx, N.Y.  10458

Monday - Friday 7am-5pm  Saturday 8am-3pm


Price: $150.00

    Quantity:
    Item #: 550
    Availability: In stock
    Usually ships In 1-2 Business days
    In stock Quantity: 12

    500 and 700 Series

    120volt Manual Reset with 30 Second Delay Hot water Boiler Low Water Cut Off.

    • Manual Reset with 30 Second Delay and Power Outage Protection
    • Burner Circuit Test Button (500 Series only)
    • LED Indicating Lights
    • Meets ASME CSD-1 Requirements for Secondary
      Cut-Offs on Commercial Steam Boilers


    Interrupts power immediately in a low water con-550 120 VAC dition. Burner circuit locks-out if water remains below probe for 30 seconds. Manual reset will not trip due to power failures. Test button checks burner circuit to ensure proper control operation and lock-out function without lowering the water level. Note: Can also be used as a secondary cut-off on steam boilers