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HVAC Controls and Thermostats

HVAC Controls and Thermostats Total Products: 281

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Pressure Switch

DWYER
Original price $477.84 - Original price $477.84
Original price
$477.84
$477.84 - $477.84
Current price $477.84

Pressure Switch Pressure Setpoint Type Adjustable Pressure Type Differential Mounting Orientation Vertical Maximum Differential Pressure Setting 0....

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Original price $477.84 - Original price $477.84
Original price
$477.84
$477.84 - $477.84
Current price $477.84

Pressure Switch Vertical Mount 3 H

DWYER
Original price $107.54 - Original price $107.54
Original price
$107.54
$107.54 - $107.54
Current price $107.54

Pressure Switch Pressure Setpoint Type Adjustable Pressure Type Differential Mounting Orientation Vertical Maximum Differential Pressure Setting 11...

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Original price $107.54 - Original price $107.54
Original price
$107.54
$107.54 - $107.54
Current price $107.54

Large Diaphragm Pressure Switch

DWYER
Original price $724.21 - Original price $724.21
Original price
$724.21
$724.21 - $724.21
Current price $724.21

Large Diaphragm Pressure Switch Pressure Setpoint Type Adjustable Pressure Type Differential Mounting Orientation Vertical Maximum Differential Pre...

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Original price $724.21 - Original price $724.21
Original price
$724.21
$724.21 - $724.21
Current price $724.21

Pressure Switch Vertical Mount 5 7/8 H

DWYER
Original price $600.35 - Original price $600.35
Original price
$600.35
$600.35 - $600.35
Current price $600.35

Pressure Switch Pressure Setpoint Type Adjustable Pressure Type Differential Mounting Orientation Vertical Maximum Differential Pressure Setting 6 ...

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Original price $600.35 - Original price $600.35
Original price
$600.35
$600.35 - $600.35
Current price $600.35

Air Pressure Switch 0.07to0.15 in H2O

DWYER
Original price $143.65 - Original price $143.65
Original price
$143.65
$143.65 - $143.65
Current price $143.65

Air Pressure Switch Pressure Setpoint Type Adjustable Pressure Type Differential Mounting Orientation Vertical Maximum Differential Pressure Settin...

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Original price $143.65 - Original price $143.65
Original price
$143.65
$143.65 - $143.65
Current price $143.65

Relay Pneumatic

HONEYWELL
Original price $423.04 - Original price $423.04
Original price
$423.04
$423.04 - $423.04
Current price $423.04

Relay Pneumatic Switching Control Switching Relay Control Range 13 to 17 psi Pressure Range 13 and 17 psi Switching Pressure Max Safe Air PSI 30 ps...

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Original price $423.04 - Original price $423.04
Original price
$423.04
$423.04 - $423.04
Current price $423.04

Relay Pneumatic

HONEYWELL
Original price $227.37 - Original price $227.37
Original price
$227.37
$227.37 - $227.37
Current price $227.37

Relay Pneumatic Switching Control Switching Relay Control Range 3 to 7 psi Pressure Range 3 and 7 psi Switching Pressure Max Safe Air PSI 30 psi Ai...

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Original price $227.37 - Original price $227.37
Original price
$227.37
$227.37 - $227.37
Current price $227.37

Relay Pneumatic

HONEYWELL
Original price $203.68 - Original price $203.68
Original price
$203.68
$203.68 - $203.68
Current price $203.68

Relay Pneumatic Capacity Control Capacity Relay Control Range 0 to 18 psi Pressure Range 0 to 18 psi Max Safe Air PSI 30 psi Air Connections Barb f...

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Original price $203.68 - Original price $203.68
Original price
$203.68
$203.68 - $203.68
Current price $203.68

High/Low Limit Controller 130-240F

HONEYWELL
Original price $456.81 - Original price $456.81
Original price
$456.81
$456.81 - $456.81
Current price $456.81

High/Low Limit Controller Application Circulator High Limit Maximum Control Temperature 240 Degrees F Minimum Control Temperature 130 Degrees F Dif...

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Original price $456.81 - Original price $456.81
Original price
$456.81
$456.81 - $456.81
Current price $456.81

Immersion Controller 100-240F SPST

HONEYWELL
Original price $286.22 - Original price $286.22
Original price
$286.22
$286.22 - $286.22
Current price $286.22

Immersion Controller Application High Limit Low Limit Maximum Control Temperature 240 Degrees F Minimum Control Temperature 100 Degrees F Different...

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Original price $286.22 - Original price $286.22
Original price
$286.22
$286.22 - $286.22
Current price $286.22

Immersion Controller 100-240F SPST

HONEYWELL HOME
Original price $441.48 - Original price $441.48
Original price
$441.48
$441.48 - $441.48
Current price $441.48

Immersion Controller Application High Limit Maximum Control Temperature 240 Degrees F Minimum Control Temperature 100 Degrees F Differential Temper...

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Original price $441.48 - Original price $441.48
Original price
$441.48
$441.48 - $441.48
Current price $441.48

Circulator Controller 130-240F SPST

HONEYWELL HOME
Original price $468.19 - Original price $468.19
Original price
$468.19
$468.19 - $468.19
Current price $468.19

Circulator Controller Application Circulator High Limit Maximum Control Temperature 240 Degrees F Minimum Control Temperature 130 Degrees F Differe...

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Original price $468.19 - Original price $468.19
Original price
$468.19
$468.19 - $468.19
Current price $468.19

Immersion Controller 130-240F SPST

HONEYWELL HOME
Original price $608.26 - Original price $608.26
Original price
$608.26
$608.26 - $608.26
Current price $608.26

Immersion Controller Application High Limit Maximum Control Temperature 240 Degrees F Minimum Control Temperature 130 Degrees F Differential Temper...

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Original price $608.26 - Original price $608.26
Original price
$608.26
$608.26 - $608.26
Current price $608.26

Immersion Controller 130-240F SPST

HONEYWELL HOME
Original price $660.93 - Original price $660.93
Original price
$660.93
$660.93 - $660.93
Current price $660.93

Immersion Controller Application High Limit Maximum Control Temperature 240 Degrees F Minimum Control Temperature 130 Degrees F Differential Temper...

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Original price $660.93 - Original price $660.93
Original price
$660.93
$660.93 - $660.93
Current price $660.93

Module Multi-Speed Fits WhisperGreen

PANASONIC
Original price $28.77 - Original price $28.77
Original price
$28.77
$28.77 - $28.77
Current price $28.77

Module

Original price $28.77 - Original price $28.77
Original price
$28.77
$28.77 - $28.77
Current price $28.77

Surge Protective Device Single Phase

ICM
Original price $506.63 - Original price $506.63
Original price
$506.63
$506.63 - $506.63
Current price $506.63

Surge Protective Device

Original price $506.63 - Original price $506.63
Original price
$506.63
$506.63 - $506.63
Current price $506.63

Hard Start Kit 145-175 MFD 90-240V AC

ICM
Original price $80.79 - Original price $80.79
Original price
$80.79
$80.79 - $80.79
Current price $80.79

Hard Start Kit Capacitor Microfarad Rating 145-175 MFD For Cooling Capacity Range Not Applicable Torque Increase Percentage Not Applicable Instant ...

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Original price $80.79 - Original price $80.79
Original price
$80.79
$80.79 - $80.79
Current price $80.79

Switching Relay 24 V

HONEYWELL HOME
Original price $157.38 - Original price $157.38
Original price
$157.38
$157.38 - $157.38
Current price $157.38

Transformer Relay Coil Volts 24 Transformer Primary (V) 120 V Transformer Secondary (V) 24 V Switch Type SPST - HP 10 A 10.2 A Full Load Amps @ 120...

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Original price $157.38 - Original price $157.38
Original price
$157.38
$157.38 - $157.38
Current price $157.38

Relay Switching 24 Vac

HONEYWELL HOME
Original price $44.00 - Original price $44.00
Original price
$44.00
$44.00 - $44.00
Current price $44.00

Magnetic Relay Coil Volts 24 Switch Type DPDT 3/4 hp HP 20.8 A 12 A Full Load Amps @ 120VAC 60 A 20.8 A 8 A 35 A 20.8 A 6 A Full Load Amps @ 240VAC...

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Original price $44.00 - Original price $44.00
Original price
$44.00
$44.00 - $44.00
Current price $44.00

Air Sensing Switch Adjustable SPDT

COLUMBUS ELECTRIC
Original price $69.63 - Original price $69.63
Original price
$69.63
$69.63 - $69.63
Current price $69.63

Air Sensing Switch Pressure Setpoint Type Adjustable Pressure Type Differential Negative Mounting Orientation Vertical Maximum Pressure Setting 12 ...

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Original price $69.63 - Original price $69.63
Original price
$69.63
$69.63 - $69.63
Current price $69.63

Fan and Limit Control Auto Adjust

WHITE-RODGERS
Original price $159.38 - Original price $159.38
Original price
$159.38
$159.38 - $159.38
Current price $159.38

Fan and Limit Control Application Fan and Limit Control Mounting Plenum Mount Contact Form SPDT Switch Action Fan - Close on Rise Limit - Open on R...

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Original price $159.38 - Original price $159.38
Original price
$159.38
$159.38 - $159.38
Current price $159.38

Relay Electric Heat

WHITE-RODGERS
Original price $129.51 - Original price $129.51
Original price
$129.51
$129.51 - $129.51
Current price $129.51

Transformer Relay Coil Volts 240 Transformer Primary (V) 240 V Transformer Secondary (V) 24 V Switch Type SPST Normally Open (NO) - HP - - Full Loa...

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Original price $129.51 - Original price $129.51
Original price
$129.51
$129.51 - $129.51
Current price $129.51

Speed/Light Control 120V AC SPST 15 A

PANASONIC
Original price $126.16 - Original price $126.16
Original price
$126.16
$126.16 - $126.16
Current price $126.16

Speed and Light Control Switch Type Toggle Contact Form SPST Input Voltage 120V AC Maximum Input Current 15 A Number of Switches or Dials 1 Plate M...

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Original price $126.16 - Original price $126.16
Original price
$126.16
$126.16 - $126.16
Current price $126.16

Speed Control 120V AC SPST 8 A

DAYTON
Original price $98.48 - Original price $98.48
Original price
$98.48
$98.48 - $98.48
Current price $98.48

Speed Control Switch Type Dial Touch Button Contact Form SPST Input Voltage 120V AC Maximum Input Current 8 A Number of Switches or Dials 2 Plate M...

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Original price $98.48 - Original price $98.48
Original price
$98.48
$98.48 - $98.48
Current price $98.48

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