Brand Name
Type
Voltage
Pressure
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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
Item#:
B103-30
Manufacturer Item:
45-175
Manufacturer:
HYDROLEVEL COMPANY
Programmable Water Feeder 10 Gallon 1/2" Sweat 120 VAC
  • Universal compatibility
  • Digital feed counter
  • Programmable feed delay settings (30 sec - 10 min)
  • Programmable feed amount settings (LWCO and 1-5 Gallon)
  • Manual feed button
  • Underfeed protection
  • Lock-out flood protection
Sid Harvey Item #:B112-5: Replaces Part #:'s : L42-939
Item#:
B112-5
Manufacturer Item:
VXT-120
Manufacturer:
HYDROLEVEL COMPANY
Mcdonnell & Miller GuardDog RB-122-E Low Water Cut-Off, 120 VAC, 160 psi, Automatic Reset
  • Electronic operation, easy to install and wire
  • Red low water indicating LED, green power indicating LED
  • Automatic reset and now with test butTon
  • 20000 ohm probe sensitivity
  • NEMA 1 enclosure
Sid Harvey Item #:RB-122: Replaces Part #:'s : 27443
Item#:
RB-122
Manufacturer Item:
144676
Manufacturer:
XYLEM INC.
VxT-24 Automatic Low Water Cut-Off Water Feeder 15 psi Steam 150 psi Water 1/2" Sweat 24 VAC
  • No more trips to the basement to add water to the boiler
  • Works with all probe and float type low water cut-offs
  • Brightly illuminated feed counter displays the amount of water added to the boiler
  • Built-in memory prevents power interruptions from clearing the counter
  • Helps prevent flooded boilers, allows time for condensate to return to the boiler before starting a feed cycle
  • Six settings provide two ways to feed
  • 1 - 5 Gallon settings now feed above the probe to restore the boiler's normal operating level or select LWCO setting to end the feed cycle
  • Allows for additional make-up water at the touch of a button, manual feed amounts are recorded and added to the totalGallons displayed by the feed counter
  • If one feed cycle is not sufficient to restore boiler operation, the VxT will delay and feed one additional cycle
  • Digital feed counter
  • 30 sec to 10 min programmable feed delay settings
  • LWCO and 1 - 5 Gallon programmable feed amount settings
  • Manual feed button
  • Underfeed protection
  • Lock-out flood protection
  • 1 gpm flow rate
  • 10 VA power consumption
Sid Harvey Item #:B112-4: Replaces Part #:'s : L42-938
Item#:
B112-4
Manufacturer Item:
VXT-24
Manufacturer:
HYDROLEVEL COMPANY
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
Item#:
550P
Manufacturer Item:
550P
Manufacturer:
HYDROLEVEL COMPANY
67 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
Sid Harvey Item #:B103: Replaces Part #:'s : 13609
Item#:
B103
Manufacturer Item:
67
Manufacturer:
XYLEM INC.
Mcdonnell & Miller GuardDog RB-24E Low Water Cut-Off, 24 VAC, 160 psi, Automatic Reset
  • Brass threads provide a metal-to-metal seal that ensures a leak-free installation
  • Integrated wrench flats enable secure installation without damage to the housing
  • Compact size, easy to install and wire
  • Green LED indicates power on
  • Red LED indicating low water condition
  • Solid state operation
  • 15000 ohm probe sensitivity
Sid Harvey Item #:RB-24: Replaces Part #:'s : 38332
Item#:
RB-24
Manufacturer Item:
144692
Manufacturer:
XYLEM INC.
Boiler Insert for Series 67 and 69 Low Water Cut-Off Boilers
Sid Harvey Item #:B120: Replaces Part #:'s : L38-773
Item#:
B120
Manufacturer Item:
153825
Manufacturer:
XYLEM INC.
xylem PSE-801-120 Electronic Low Water Cut-Off 120 - 240 VAC 15 psi Steam Automatic
  • 2-1/8" probe
  • 30 sec delay on make, 10 sec delay on break
  • Features an automatic reset, test switch and LED low water indicator light
  • No lock out with loss of power if probe is in water
  • Self-cleaning probe
  • NEMA 1 enclosure
Item#:
153827
Manufacturer Item:
PSE801-120
Manufacturer:
XYLEM INC.
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
Item#:
LTA1203S-2
Manufacturer Item:
LTA1203S-2
Manufacturer:
TACO INC.
Mcdonnell & Miller UniMatch WFE-24 Universal Electric Water Feeder, 3/8" NPT Threaded, 24 VAC
  • Field-adjustable dwell-feed cycles
  • Multi color LED status indicator
  • Manual feed button
  • Hard-stop limit to minimize chances of flooding the boiler
  • Compatible with all electronic and mechanical low water cut-off
  • Includes adapters for connection to 1/2" copper tubing
  • Removable strainer
Sid Harvey Item #:B112-6: Replaces Part #:'s : 13667
Item#:
B112-6
Manufacturer Item:
WFE-24
Manufacturer:
XYLEM INC.
Mcdonnell & Miller UniMatch WFE-120 Universal Electric Water Feeder, 3/8" NPT Threaded, 120 VAC
  • Field-adjustable dwell-feed cycles
  • Multi color LED status indicator
  • Manual feed button
  • Hard-stop limit to minimize chances of flooding the boiler
  • Compatible with all electronic and mechanical low water cut-off
  • Includes adapters for connection to 1/2" copper tubing
  • Removable strainer
Sid Harvey Item #:B112-7: Replaces Part #:'s : L38-790
Item#:
B112-7
Manufacturer Item:
WFE-120
Manufacturer:
XYLEM INC.
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