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Mcdonnell & Miller FS4-3 General Purpose Liquid Flow Switch, 120/240 VAC at 50/60 Hz, 2 SPDT, 160 psi
  • Universal design serves the widest variety of applications
  • Replacement for common flow switches from johnson/penn, potter/taco, watts, hydrolevel and other manufacturers
  • Two electrical knock-outs allows connection from either end
  • Sensitivity adjusting screw makes flow adjustment easy
  • Hardened stainless steel bearings minimize friction
  • Sealed monel bellows
  • Materials of construction suitable for corrosive liquids
  • Includes: (4) 1, 2, 3 and 6 Inch stainless steel paddles
Sid Harvey Item #:B113-10: Replaces Part #:'s : L37-332
Item#:
B113-10
Manufacturer Item:
FS4-3
Manufacturer:
XYLEM INC.
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.
Head Gasket Domestic
Item#:
CO-12
Manufacturer Item:
302600
Manufacturer:
XYLEM INC.
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 Inch 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.
Mcdonnell & Miller UniMatch WFE-24 Universal Electric Water Feeder, 3/8 Inch 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 Inch 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 Inch 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 Inch copper tubing
  • Removable strainer
Sid Harvey Item #:B112-7: Replaces Part #:'s : L38-790
Item#:
B112-7
Manufacturer Item:
WFE-120
Manufacturer:
XYLEM INC.
Electric Water Feeder 24 volt 150 psi Maximum Water Supply 25 psi Maximum Boiler
  • Eliminates necessity to manually add water to the boiler
  • Can be used with mechanical or electronic low water cut-off controls
  • Quick-change replaceable cartridge valve and strainer
  • Manual feed button
  • 40 VA transformer
Sid Harvey Item #:B112-8: Replaces Part #:'s : L38-767
Item#:
B112-8
Manufacturer Item:
169500
Manufacturer:
XYLEM INC.
Mcdonnell & Miller 309100 Manual Reset Low Water Cutoff Switch, DPST
Sid Harvey Item #:B122: Replaces Part #:'s : L38-776
Item#:
B122
Manufacturer Item:
309100
Manufacturer:
XYLEM INC.
Xylem PSE-802-24 Electronic Low Water Cut-Off 24 VAC 15 psi Steam Automatic
  • 50 VA at 24 VAC pilot duty rating
  • 2-1/8 Inch 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#:
153927
Manufacturer Item:
PSE802-24
Manufacturer:
XYLEM INC.
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