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购买 contactor basics

$12.99

Baomain AC Contactor, 1 Pole 30A Heavy Duty Air Conditioner Condenser Compressor Contactor, BMAC-30/1 HVAC Contactors Replacement UL Listed (120,

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$12.99

Baomain AC Contactor, 1 Pole 30A Heavy Duty Air Conditioner Condenser Compressor Contactor, BMAC-30/1 HVAC Contactors Replacement UL Listed (120,

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$39.44

Schneider Electric - Easy Tesys DPE IEC Contactor - Non Reversing Contactors For Resistive Load And Motor Control Applications Up To 12A/690V AC,5HP

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$39.44

Schneider Electric - Easy Tesys DPE IEC Contactor - Non Reversing Contactors For Resistive Load And Motor Control Applications Up To 12A/690V AC,5HP

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$60.00

$69.00

Square D 8910DPA32V02 Definit Prpose Cntctr, 120Vac, 30A, 2P, Open

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折扣 13%

$60.00

$69.00

Square D 8910DPA32V02 Definit Prpose Cntctr, 120Vac, 30A, 2P, Open

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$76.00

SQUARE D 8910DPA43V02 CONTACTOR 120V-AC 50A AMP 20HP SER C

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$76.00

SQUARE D 8910DPA43V02 CONTACTOR 120V-AC 50A AMP 20HP SER C

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$33.79

Oumefar Electrical AC Contactor, Ultra-Silent Modular Contactor 100A 2 Pole BVH8-100 Household AC Contactor For Building Electrical Control Fields,

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$33.79

Oumefar Electrical AC Contactor, Ultra-Silent Modular Contactor 100A 2 Pole BVH8-100 Household AC Contactor For Building Electrical Control Fields,

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$11.49

Cgele 1 Pole Air Conditioner Contactor 40 Amp 24VAC Coil,Condenser Contactor Compressor Contactor AC Definite Purpose Contactor (Pack Of 1 Pcs)…

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460

$11.49

Cgele 1 Pole Air Conditioner Contactor 40 Amp 24VAC Coil,Condenser Contactor Compressor Contactor AC Definite Purpose Contactor (Pack Of 1 Pcs)…

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460

$15.99

$17.88

Baomain 110V AC 2-Pole Modular Contactor, 63A 2NO Normally Open, DIN Rail Mount For HVAC, Motor, Pump & Lighting Control BCT-63/20, HC1-63/20-110VAC

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632

折扣 10%

$15.99

$17.88

Baomain 110V AC 2-Pole Modular Contactor, 63A 2NO Normally Open, DIN Rail Mount For HVAC, Motor, Pump & Lighting Control BCT-63/20, HC1-63/20-110VAC

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632

$11.49

Cgele 1 Pole Air Conditioner Contactor 30 Amp 24VAC Coil,Condenser Contactor Compressor Contactor AC Definite Purpose Contactor (Pack Of 1 Pcs)…

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500

$11.49

Cgele 1 Pole Air Conditioner Contactor 30 Amp 24VAC Coil,Condenser Contactor Compressor Contactor AC Definite Purpose Contactor (Pack Of 1 Pcs)…

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500

$12.99

Baomain AC Contactor, 1 Pole 40A Heavy Duty Air Conditioner Condenser Compressor Contactor, BMAC-40/1 HVAC Contactors Replacement UL Listed (24, Volts

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$12.99

Baomain AC Contactor, 1 Pole 40A Heavy Duty Air Conditioner Condenser Compressor Contactor, BMAC-40/1 HVAC Contactors Replacement UL Listed (24, Volts

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$11.99

Cgele 2 Pole Air Conditioner Contactor 30 Amp 120V Coil,Condenser Contactor Compressor Contactor…

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656

$11.99

Cgele 2 Pole Air Conditioner Contactor 30 Amp 120V Coil,Condenser Contactor Compressor Contactor…

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656

$119.97

12 Pole Contactor Normally Open Lighting Contactor 120V Coil, 4 X 3 Set 30A, 40A, 50A, 60A

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$119.97

12 Pole Contactor Normally Open Lighting Contactor 120V Coil, 4 X 3 Set 30A, 40A, 50A, 60A

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$13.59

Baomain AC Contactor, 2 Pole 30A Heavy Duty Air Conditioner Condenser Compressor Contactor, BMAC-30/2 HVAC Contactors Replacement UL Listed (24, Volts

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$13.59

Baomain AC Contactor, 2 Pole 30A Heavy Duty Air Conditioner Condenser Compressor Contactor, BMAC-30/2 HVAC Contactors Replacement UL Listed (24, Volts

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$16.99

Baomain 110V AC 4-Pole Modular Contactor, 40A 4NO Normally Open, DIN Rail Mount For HVAC, Motor, Pump & Lighting Control BCT-40/40-110VAC

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107

$16.99

Baomain 110V AC 4-Pole Modular Contactor, 40A 4NO Normally Open, DIN Rail Mount For HVAC, Motor, Pump & Lighting Control BCT-40/40-110VAC

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107

$350.00

New Open Box FURNAS Magnetic Contactor 42HB35AFD8148 3P 60Hz Warranty

eBay

$350.00

New Open Box FURNAS Magnetic Contactor 42HB35AFD8148 3P 60Hz Warranty

eBay

$11.49

CGELE Cgele 2 Pole Air Conditioner Contactor 40 Amp 24VAC Coil,Condenser Contactor Compressor Contactor AC Definite Purpose Contactor (Pack Of 1 Pcs)…

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542

$11.49

CGELE Cgele 2 Pole Air Conditioner Contactor 40 Amp 24VAC Coil,Condenser Contactor Compressor Contactor AC Definite Purpose Contactor (Pack Of 1 Pcs)…

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542

$73.99

Eaton C25DND325A Definite Purpose Contactor, 50Mm, 3 Poles, Screw/Pressure Plate, Quick Connect Side By Side Terminals, 25A Current Rating, 2 Max HP

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$73.99

Eaton C25DND325A Definite Purpose Contactor, 50Mm, 3 Poles, Screw/Pressure Plate, Quick Connect Side By Side Terminals, 25A Current Rating, 2 Max HP

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$17.99

Baomain AC Contactor, 3 Pole 30A Heavy Duty Air Conditioner Condenser Compressor Contactor, BMAC-30/3 HVAC Contactors Replacement UL Listed (24, Volts

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$17.99

Baomain AC Contactor, 3 Pole 30A Heavy Duty Air Conditioner Condenser Compressor Contactor, BMAC-30/3 HVAC Contactors Replacement UL Listed (24, Volts

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$90.19

Eaton C25END430A Definite Purpose Contactor, 50Mm, 4 Poles, Screw/Pressure Plate, Quick Connect Side By Side Terminals, 30A Current Rating, 2 Max HP

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Free shipping

$90.19

Eaton C25END430A Definite Purpose Contactor, 50Mm, 4 Poles, Screw/Pressure Plate, Quick Connect Side By Side Terminals, 30A Current Rating, 2 Max HP

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$50.88

$60.00

AC Contactor 3P LC1D25 LC1D25G7 LC1-D25G7 25A 120V AC Coil

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折扣 15%

$50.88

$60.00

AC Contactor 3P LC1D25 LC1D25G7 LC1-D25G7 25A 120V AC Coil

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$26.99

Sunlee 3 Pole 40 Amp Contactor 120V Coil UL DP Contactor HVAC Contactor A2L Compliant 42CF35AF Equivalent

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118

$26.99

Sunlee 3 Pole 40 Amp Contactor 120V Coil UL DP Contactor HVAC Contactor A2L Compliant 42CF35AF Equivalent

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118

$14.99

Bluestars 3 Pole 40 Amp Contactor 120V Coil DP Contactor HVAC Contactor 42CF35AF Equivalent

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$14.99

Bluestars 3 Pole 40 Amp Contactor 120V Coil DP Contactor HVAC Contactor 42CF35AF Equivalent

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$25.06

ICXMGZLH AC Contactor LC1-D0910 9A Three Phase Normally Open DIN Rail Mount Power Contactor 24V 36V 48V 110V 220V 380V(24V)

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$25.06

ICXMGZLH AC Contactor LC1-D0910 9A Three Phase Normally Open DIN Rail Mount Power Contactor 24V 36V 48V 110V 220V 380V(24V)

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$17.42

Ruitutedianzi 1 Piece Contactor LC1 AC Contactor CJX2-1810 32A Switches Voltage 220V CJX2-1810

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$17.42

Ruitutedianzi 1 Piece Contactor LC1 AC Contactor CJX2-1810 32A Switches Voltage 220V CJX2-1810

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$16.78

$21.55

Supco DP30241 Contactor 30 FLA 40 RLA 24 Volts 1.5 Pole

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折扣 22%

$16.78

$21.55

Supco DP30241 Contactor 30 FLA 40 RLA 24 Volts 1.5 Pole

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$17.39

Dmiotech HVAC Contactor, 2 Pole FLA 25 Amps 24V Coil Air Conditioner Contactor Compressor Condenser Motor AC Definite Purpose Contactor, UL Listed

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$17.39

Dmiotech HVAC Contactor, 2 Pole FLA 25 Amps 24V Coil Air Conditioner Contactor Compressor Condenser Motor AC Definite Purpose Contactor, UL Listed

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$54.99

Shopcorp 4 Pole Contactor 220V Coil Normally Open 63 Amp IEC 400V AC Contactor With 220/240VAC Coil - Motor Load 40A And Lighting Load 60A (Silent

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$54.99

Shopcorp 4 Pole Contactor 220V Coil Normally Open 63 Amp IEC 400V AC Contactor With 220/240VAC Coil - Motor Load 40A And Lighting Load 60A (Silent

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$13.99

Baomain AC Contactor, 2 Pole 40A Heavy Duty Air Conditioner Condenser Compressor Contactor, BMAC-40/2 HVAC Contactors Replacement UL Listed (120,

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$13.99

Baomain AC Contactor, 2 Pole 40A Heavy Duty Air Conditioner Condenser Compressor Contactor, BMAC-40/2 HVAC Contactors Replacement UL Listed (120,

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$29.14

$30.93

AC Contactor LP1-K0901BD DC24V | LP1K0901BD

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$29.14

$30.93

AC Contactor LP1-K0901BD DC24V | LP1K0901BD

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3:40

YouTubeGenesis Engineering

WHATS IS CONTACTOR?

A contactor is an electrical device which is used for switching an electrical circuit on or off. It is considered to be a special type of relay. However, the basic difference between the relay and contactor is that the contactor is used in applications with higher current carrying capacity, whereas the relay is used for lower current ...

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What is Contactor? | HVAC | Electrical | Animation