Brand Name
Type
Voltage
Pressure
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Dual Float and Switch Assembly 15 psi
  • 1-piece unit that facilitates installation and ensures the most up-to-date construction
  • Complete float and dual switch assembly
Sid Harvey Item #:B121-1: Replaces Part #:'s : 2K416,
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Watts Water B121-1

Item#:
B121-1
Manufacturer Item:
0226060
Manufacturer:
WATTS REGULATOR CO
Mcdonnell & Miller 310447 Blow-Down Ball Valve, 3/4", NPT
  • Full ported ball action valve
  • PTFE seats provide bind free, leak tight ball movement
  • Easy open handle keeps hands away from hot water and steam
  • Gasket and mounting screws included
  • For hot water and steam boilers
Sid Harvey Item #:B122-2: Replaces Part #:'s : 13552,
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McDonnell & Miller B122-2

Item#:
B122-2
Manufacturer Item:
310447
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
,
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Taco LTA1203S-2

Item#:
LTA1203S-2
Manufacturer Item:
LTA1203S-2
Manufacturer:
TACO INC.
Taco LTA0243S-2 Green Low Water Cut-Off, 24 VAC, 250 psi, Automatic Reset
  • Patented adjustable probe sensitivity
  • 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
  • Includes external test butTon, adjustable delay on break (DOB) and delay or make (DOM)
  • SPDT switch contact
Sid Harvey Item #:LTA0243S-2: Replaces Part #:'s : 21502,
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Item#:
LTA0243S-2
Manufacturer Item:
LTA0243S-2
Manufacturer:
TACO INC.
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
,
,



Taco LFM1203S-1

Item#:
LFM1203S-1
Manufacturer Item:
LFM1203S-1
Manufacturer:
TACO INC.
Taco LTR0243T-1 Electronic Low Water Cut-Off, 24 VAC, 160 psi, Automatic,
,

Item#:
LTR0243T-1
Manufacturer Item:
LTR0243T-1
Manufacturer:
TACO INC.
Taco LFA1203S-1 Green Electronic Low Water Cut-Off, 120 VAC, 160 psi, Automatic Reset
  • Provides accurate and dependable protection
  • External LEDs and simplified wiring for easy installation and testing and patented adjustable probe sensitivity
  • 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
,
,

Item#:
LFA1203S-1
Manufacturer Item:
LFA1203S-1
Manufacturer:
TACO INC.
Taco LFA0243S-1 Green Electronic Low Water Cut-Off, 24 VAC, Automatic Reset
  • Provides accurate and dependable protection
  • External LEDs and simplified wiring for easy installation and testing and patented adjustable probe sensitivity
  • 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
,
,

Item#:
LFA0243S
Manufacturer Item:
LFA0243S
Manufacturer:
TACO 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,

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McDonnell & Miller RB-122

Item#:
RB-122
Manufacturer Item:
144703
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,
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Item#:
RB-24
Manufacturer Item:
144701
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.
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" 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:
PSE-802-24
Manufacturer:
XYLEM INC.
|◀ 181 - 192 of 200 ▶|
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