Hydrolevel Safgard Low Water Cut-Off, 500 Series, 4 VA, 5.8 FLA, 34.8 LRA Switching Capacity, SPDT Switch Contacts, 160 psi
Interrupts power immediametertely inch a low water condition. 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.