Low Water Cutoffs

Hydrolevel 45-1100 Low Water Cut-Off For Residential Gas Water Boilers Interrupts power immediately in a low water condition. Automatically restarts burner on return of water level. Features test button, onboard indicating lights and easy to follow...

Compact low water cut-off for wall hung and space constrained applications. Interrupts power immediately in low water condition. Manual reset required after 30 seconds. Will not trip out on power failure. Test button tests control operation. Includes...

The RB-122E Low Water Cut-Off is specially designed to protect hot water boilers from the hazards of a low water condition. If the boiler is starved from water, it can have catastrophic results, from system failure to possible explosion and loss of life...

The RB-122E Low Water Cut-Off is specially designed to protect hot water boilers from the hazards of a low water condition. If the boiler is starved from water, it can have catastrophic results, from system failure to possible explosion and loss of life...

  Downloads Safgard 500/600/700 Series Installation Sheet

Compact low water cut-off for wall hung and space constrained applications. Interrupts power immediately in low water condition. Manual reset required after 30 seconds. Will not trip out on power failure. Test button tests control operation. Includes...

Interrupts power immediately in 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...

Interrupts power immediately in 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...

The Series PSE-800 probe type LWCO uses patented technology to monitor changes in water conductivity. When defined parameters are exceeded the new PSE-800 makes a decision to shut the burner off based on the volatility/variability of the resistance...

McDonnell & Miller Universal Water Feeders are ideal for use in residential or small commercial applications. Versatile and compact, they are easily installed to operate with either a probe- or float-type low water cut-off. The feeders are always...

Features Adjustable BX outlet for easy installation Dual precision switches for dependable operation of the low water cut-off and alarm or electric water feeder Packless bellows 1″ NPT equalizing pipes and blow down valve required Maximum steam...

Features Heavy duty construction Includes No. 2 switch Optional manual reset available Maximum boiler pressure: 50 psi Use with TC-4 on hot water systems Suitable for residential, commercial, and industrial applications Downloads Specifications...