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Weil-McLain Heating Parts 511100005 Low Water Cutoff
Item#:
511100005
Manufacturer Item:
511-100-005
Manufacturer:
TACO INC.
Mcdonnell & Miller 67-G Mechanical Low Water Cut-Off, 120/240 VAC, 20 psi, Automatic Reset
  • Quick hook-up fittings provided
  • Lever-operated, full port ball valve for easy blow down
  • Adjustable Bx outlet for easy installation
  • Dual precision switches for dependable operation of cut-off, alarm or electric water feeder
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Item#:
B103-1
Manufacturer Item:
67-G
Manufacturer:
XYLEM INC.
Mcdonnell & Miller 369 Low Water Cut-Off, 120/240 VAC, 20 psi, Automatic Reset
  • Adjustable Bx outlet for easy installation
  • Dual precision switches for dependable operation of cut-off, alarm or electric water feeder
  • Packless bellows
  • Millivolt circuits
Sid Harvey Item #:B106-4: Replaces Part #:'s : L38-768,
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Item#:
B106-4
Manufacturer Item:
155300
Manufacturer:
XYLEM INC.
Mcdonnell & Miller 61 Low Water Cut-Off, 120/240 VAC, 20 psi, AutomaticSid Harvey Item #:61: Replaces Part #:'s : 13598,
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Item#:
61
Manufacturer Item:
140100
Manufacturer:
XYLEM INC.
Hydrolevel Safgard 170SV Low Water Cut-Off, 120 VAC, 160 psi, Automatic Reset
  • Combustion pressure switch check feature and communication interface capability
  • Heavy duty electro-mechanical design for long life
  • Automatically re-energizes circuit upon return to safe water level
  • Equipped with shorter probe for mounting in standard reducing tees
  • SPDT switch contact
  • Includes shorter EL1214-SV probe suitable for mounting in standard black tee
Sid Harvey Item #:B103-30: Replaces Part #:'s : 3W400,
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Hydrolevel B103-30

Item#:
B103-30
Manufacturer Item:
45-175
Manufacturer:
HYDROLEVEL COMPANY
Hydrolevel Safgard 170 Low Water Cut-Off, 120 VAC, 160 psi, Automatic
  • Interrupts power immediately in a low water condition
  • Provides contacts for optional low-water alarm, heavy-duty construction
  • Automatically restarts burner on return of normal water level
  • NEMA 1 enclosure
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Item#:
170
Manufacturer Item:
45-170
Manufacturer:
HYDROLEVEL COMPANY
Hydrolevel Safgard 450 Low Water Cut-Off, 120 VAC, 15 psi, Automatic Reset
  • Burner circuit contacts open after 15 sec delay in a low water condition
  • Delay prevents short cycling caused by momentary fluctuations in the boiler water level
  • Automatically reactivates burner circuit 30 sec after water reaches the probe, allowing optional water feeder to raise water level above the probe
  • SPDT switch contact
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Hydrolevel B103-38

Item#:
B103-38
Manufacturer Item:
45-450
Manufacturer:
HYDROLEVEL COMPANY
Taco LFM1203S-1 Green Electronic Low Water Cut-Off, 120 VAC, 160 psi, Manual Reset
  • Provides accurate and dependable protection
  • External LEDs and simplified wiring for easy
  • Probe-style, microprocessor-based control that detects the fluid level in hot water and steam boilers and reacts when the level falls below the minimum safe operating level
  • SPDT switch contact
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Item#:
LFM1203S-1
Manufacturer Item:
LFM1203S-1
Manufacturer:
TACO INC.
Hydrolevel Safgard 550P Low Water Cut-Off, 120 VAC, 160 psi, Manual Reset
  • Automatically shuts off burner in a low water condition to prevent boiler damage
  • Heavy duty construction and 16 amp relay suitable for virtually any commercial water boiler needs
  • Burner circuit test butTon and interrupts power immediately in a low water condition
  • LED indicator lights
  • SPDT switch contact
  • Includes EL1214-P probe with longer nut for boilers with thicker jackets
Sid Harvey Item #:550P: Replaces Part #:'s : 3W405,
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Hydrolevel 550P

Item#:
550P
Manufacturer Item:
550P
Manufacturer:
HYDROLEVEL COMPANY
Taco LTA1203S-2 Green Low Water Cut-Off, 120 VAC, 250 psi, Automatic Reset
  • Patented adjustable probe sensitivity
  • External LEDs and simplified wiring for easy installation and testing
  • Includes external test butTon, adjustable delay on break (DOB) and delay or make
  • SPDT switch contact
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Item#:
LTA1203S-2
Manufacturer Item:
LTA1203S-2
Manufacturer:
TACO INC.
Hydrolevel Safgard 550 Low Water Cut-Off, 120 VAC, 250 psi, Manual Reset
  • Provides step-by-step, diagrammed instructions for fast, easy installation and wiring
  • Burner circuit locks-out if water remains below probe for 30 sec
  • Burner circuit test butTon allows for testing the control without lowering the water level and indicator lights for easy troubleshooting
  • SPDT switch contact
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Item#:
B112-3
Manufacturer Item:
45-550
Manufacturer:
HYDROLEVEL COMPANY
Hydrolevel Safgard 1150 Low Water Cut-Off, 120 VAC, 50 psi, Automatic Reset
  • Compact design and burner circuit test butTon
  • Power and low water LED indicators
  • Automatically restarts burner on return of water level
  • Interrupts power immediately in a low water condition and features test butTon, onboard indicating lights and easy to follow installation instructions
  • Includes plug-in wire harness with labelled quick connect terminals
  • SPDT switch contact
Sid Harvey Item #:1150MINI: Replaces Part #:'s : L42-935,
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Hydrolevel 1150MINI

Item#:
1150MINI
Manufacturer Item:
45-1150
Manufacturer:
HYDROLEVEL COMPANY
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