Air QualityAir ToolsAll Home SecurityAll Renewable EnergyBathroom PlumbingBrackets and Angle IronsBreakers, Distributors, and Load CentersCarpet TileDimmers, Switches, and Wall PlatesDoor HardwareDoor Security HardwareElectrical ToolsElectronic Communication ComponentsEmergency SuppliesFastenersFurniture HardwareGate HardwareGatesHand ToolsHardware KnobsHome SafetyInterconnect TerminalsKitchen HardwareLight BulbsMechanics ToolsPaint Supplies & ToolsPersonal PreparednessPipes, Fittings & AccessoriesPower Tool AccessoriesPower ToolsSolar AccessoriesSolar Charge ControllerSolderingStorm & Flood PrepThermostatsTool Equipment & StorageValves & Valve RepairWildfire Prep
Sort by|
Air QualityAir ToolsAll Home SecurityAll Renewable EnergyBathroom PlumbingBrackets and Angle IronsBreakers, Distributors, and Load CentersCarpet TileDimmers, Switches, and Wall PlatesDoor HardwareDoor Security HardwareElectrical ToolsElectronic Communication ComponentsEmergency SuppliesFastenersFurniture HardwareGate HardwareGatesHand ToolsHardware KnobsHome SafetyInterconnect TerminalsKitchen HardwareLight BulbsMechanics ToolsPaint Supplies & ToolsPersonal PreparednessPipes, Fittings & AccessoriesPower Tool AccessoriesPower ToolsSolar AccessoriesSolar Charge ControllerSolderingStorm & Flood PrepThermostatsTool Equipment & StorageValves & Valve RepairWildfire Prep
Interlock Kit Square D(37)
Uses item details. Price when purchased online
Square D EIK2 Electrical Interlock Switch Kit $240.91

$24091
current price $240.91Square D EIK2 Electrical Interlock Switch Kit
Square D EIK40602 Electrical Interlock Switch Kit $406.80

$40680
current price $406.80Square D EIK40602 Electrical Interlock Switch Kit
Best seller Generator Interlock Kit Compatible with Square D QO or Homeline 150 or 200 amp panels. 1 3/8 inches Spacing between main and generator breaker, Professional and Interlock Kit(SD-200A)

3 options
Available in additional 3 optionsGenerator Interlock Kit Compatible with Square D QO or Homeline 150 or 200 amp panels. 1 3/8 inches Spacing between main and generator breaker, Professional and Interlock Kit(SD-200A)
45 out of 5 Stars. 4 reviews
Save with
Square D Interlock Kit, 100 A; 200 A, 600V AC/DC EIK1 $239.01

$23901
current price $239.01Square D Interlock Kit, 100 A; 200 A, 600V AC/DC EIK1
GenInterlock SD-200A Square D Interlock Kit 150 and 200 Amp $49.95

$4995
current price $49.95GenInterlock SD-200A Square D Interlock Kit 150 and 200 Amp
25 out of 5 Stars. 2 reviews
Square D Interlock Kit, 240/600VAC/250/600VDC EK10201 $348.98 Was $376.75

Now$34898
current price Now $348.98, Was $376.75$376.75
Square D Interlock Kit, 240/600VAC/250/600VDC EK10201
Square D by Schneider Electric HOMRBGK2C Homeline Outdoor Cover Generator and QOM2 Frame Size Main Breaker Interlock Kit $44.99 Was $49.99

Now$4499
current price Now $44.99, Was $49.99$49.99
Square D by Schneider Electric HOMRBGK2C Homeline Outdoor Cover Generator and QOM2 Frame Size Main Breaker Interlock Kit
Generator Interlock Kit Compatible w/Square D QO & Homeline 150 or 200A Breaker Box, Space on Main & Generator Circuit Panel, Safety Manual Lockout Transfer-Switch for Outdoor Portable Power $16.05

$1605
current price $16.05Generator Interlock Kit Compatible w/Square D QO & Homeline 150 or 200A Breaker Box, Space on Main & Generator Circuit Panel, Safety Manual Lockout Transfer-Switch for Outdoor Portable Power
GenInterlock SD-100A Square D Generator Interlock Kit QO & Homeline Indoor or Outdoor 100 or 125 amp Panels$$Tools & Hardware Other $74.70

$7470
current price $74.70GenInterlock SD-100A Square D Generator Interlock Kit QO & Homeline Indoor or Outdoor 100 or 125 amp Panels$$Tools & Hardware Other
Generator Interlock Kit SQD100A for Square D Homeline 100 AMP and 125 Amp Panels - Made in USA!$$Tools & Hardware Other $72.42

$7242
current price $72.42Generator Interlock Kit SQD100A for Square D Homeline 100 AMP and 125 Amp Panels - Made in USA!$$Tools & Hardware Other
Generator Interlock Kit For Square D 200 Amp Panel Electrical Main Breaker USA $38.23

$3823
current price $38.23Generator Interlock Kit For Square D 200 Amp Panel Electrical Main Breaker USA
Generator Interlock Kit for Square D Home Line 150 & 200 Amp Service Panel $59.95

$5995
current price $59.95Generator Interlock Kit for Square D Home Line 150 & 200 Amp Service Panel
Save with
SD-200SA Square D Generator Interlock Kit for Homeline Meter Main 150 or 200 amp Breaker $70.99

$7099
current price $70.99SD-200SA Square D Generator Interlock Kit for Homeline Meter Main 150 or 200 amp Breaker
Square D Homeline 100 Amp Indoor or Outdoor Load Center Generator Interlock Kit $99.99

$9999
current price $99.99Square D Homeline 100 Amp Indoor or Outdoor Load Center Generator Interlock Kit
Save with
SCHNEIDER ELECTRIC EIK031 Interlock Kit for Switch ES Electrical Box, Black $171.41

$17141
current price $171.41SCHNEIDER ELECTRIC EIK031 Interlock Kit for Switch ES Electrical Box, Black
Fyna -Generator Interlock Kit For Square D Qo Or Homeline 150 & 200 Amp Panels $64.47

$6447
current price $64.47Fyna -Generator Interlock Kit For Square D Qo Or Homeline 150 & 200 Amp Panels
Generator Interlock Kit for Square D Home Line 150 & 200 Amp Service Panel $59.95

$5995
current price $59.95Generator Interlock Kit for Square D Home Line 150 & 200 Amp Service Panel
Generator Interlock Kit for Square D Home Line 150 & 200 Amp Service Panel $59.95 Was $68.94

Now$5995
current price Now $59.95, Was $68.94$68.94
Generator Interlock Kit for Square D Home Line 150 & 200 Amp Service Panel
Generator Interlock Kit Compatible with Eaton Cutler Hammer BR Series 150 and 200 Amp Panels, Apply to 1 1/4 to 1 7/16 inches Spacing Between Main and Branch Breaker. From $24.99

5 options
Available in additional 5 optionsFrom$2499
Generator Interlock Kit Compatible with Eaton Cutler Hammer BR Series 150 and 200 Amp Panels, Apply to 1 1/4 to 1 7/16 inches Spacing Between Main and Branch Breaker.
SD-200SA Square D Generator Interlock Kit for Homeline Meter Main 150 or 200 amp Breaker $64.95

$6495
current price $64.95SD-200SA Square D Generator Interlock Kit for Homeline Meter Main 150 or 200 amp Breaker
GenInterlock SD-200VL Generator Interlock Kit Breaker Panel 150/200 Amp 3-1/4 -4" Square D Vertical Throw $69.95

$6995
current price $69.95GenInterlock SD-200VL Generator Interlock Kit Breaker Panel 150/200 Amp 3-1/4 -4" Square D Vertical Throw
Generator Interlock Kit For Square D Qo Homeline 150 200 Ampere Main Panel Cnc Lathe Precision Cutting Electrical Equipment

Generator Interlock Kit For Square D Qo Homeline 150 200 Ampere Main Panel Cnc Lathe Precision Cutting Electrical Equipment
4 Set Generator Interlock Kit Compatible with Square D QO or Homeline 150 or 200 amp Panels.1 3/8 inches Spacing Between Main and Generator Breaker.Professional and Interlock Kit(4set)

4 Set Generator Interlock Kit Compatible with Square D QO or Homeline 150 or 200 amp Panels.1 3/8 inches Spacing Between Main and Generator Breaker.Professional and Interlock Kit(4set)
Generator Interlock Kit for Square D Home Line 150 & 200 Amp Service Panel $65.99

$6599
current price $65.99Generator Interlock Kit for Square D Home Line 150 & 200 Amp Service Panel
Square D QBMIK Powerpact Mechanical Interlock $88.90

$8890
current price $88.90Square D QBMIK Powerpact Mechanical Interlock
SD-200SA Square D Generator Interlock Kit for Homeline Meter Main 150 or 200 amp Breaker

SD-200SA Square D Generator Interlock Kit for Homeline Meter Main 150 or 200 amp Breaker
Square D Panelboard Lock Kit PK4FL $61.76

$6176
current price $61.76Square D Panelboard Lock Kit PK4FL
15 out of 5 Stars. 1 reviews
1 Set Generator Interlock Kit for Square D QO for 150 and 200 Amp LISTED Panels Power Supply Generator Accessories

1 Set Generator Interlock Kit for Square D QO for 150 and 200 Amp LISTED Panels Power Supply Generator Accessories
Interlock Attachment, Square D QO and QOB Miniature Circuit Breakers, 1, 2 Poles $33.81 Was $39.52

Now$3381
current price Now $33.81, Was $39.52$39.52
Interlock Attachment, Square D QO and QOB Miniature Circuit Breakers, 1, 2 Poles
Outdoor Square D Generator Interlock Panel & Receptacle 20,30, or 50 amp $367.54

$36754
current price $367.54Outdoor Square D Generator Interlock Panel & Receptacle 20,30, or 50 amp
Generator Interlock Kit for Square D Home Line 150 & 200 Amp Service Panel $59.95

$5995
current price $59.95Generator Interlock Kit for Square D Home Line 150 & 200 Amp Service Panel
Secure Your Circuit Breakers with For Square D QO/Homeline 150 & 200 Amp Generator Interlock Kit Safety Ensured $17.39

$1739
current price $17.39Secure Your Circuit Breakers with For Square D QO/Homeline 150 & 200 Amp Generator Interlock Kit Safety Ensured
Generator Interlock Kit for Square D Home Line 150 & 200 Amp Service Panel $62.99

$6299
current price $62.99Generator Interlock Kit for Square D Home Line 150 & 200 Amp Service Panel
Clupup Secure Your Circuit Breakers with For Square D QO/Homeline 150 & 200 Amp Generator Interlock Kit Safety Ensured $17.70

$1770
current price $17.70Clupup Secure Your Circuit Breakers with For Square D QO/Homeline 150 & 200 Amp Generator Interlock Kit Safety Ensured
Generator Interlock Kit Compatible with Square D Generator Interlock Kit for Homeline Meter Main 150 or 200 amp Breakerfor Safe Usage of Portable Power During Outage

Generator Interlock Kit Compatible with Square D Generator Interlock Kit for Homeline Meter Main 150 or 200 amp Breakerfor Safe Usage of Portable Power During Outage
Generator Interlock Kit Compatibles with Square D QO or Homeline 100 or 125 Amp Panels, 3/4 to 7/8 Inch Spacing Between Main and Branch Breaker

Generator Interlock Kit Compatibles with Square D QO or Homeline 100 or 125 Amp Panels, 3/4 to 7/8 Inch Spacing Between Main and Branch Breaker
Generator Interlock Kit Compatibles with Square D QO & Homeline Indoor or Outdoor 100 or 125 amp Panels,3/4 Inch Spacing Between Main and Branch Breaker

Generator Interlock Kit Compatibles with Square D QO & Homeline Indoor or Outdoor 100 or 125 amp Panels,3/4 Inch Spacing Between Main and Branch Breaker
Other options to consider(44)
Square D Load Center Lock Kit PK3FL $90.44

$9044
current price $90.44Square D Load Center Lock Kit PK3FL
Generator Interlock Kit for D QO or Homeline 150 200 Amp Panels. 1-3/8Inch Space Between Main & Breaker $12.49 Was $13.99

Now$1249
current price Now $12.49, Was $13.99$13.99
Generator Interlock Kit for D QO or Homeline 150 200 Amp Panels. 1-3/8Inch Space Between Main & Breaker
Popular in Interlock Kit Square D
Related Products
PV Combiner Box, 6 String Solar Combiner Box with 15A Rated Current Fuse, Surge Protective Device & 63A Air Circuit Breaker for On/Off Grid Solar Panel System
PV Combiner Box, 6 String Solar Combiner Box with 15A Rated Current Fuse, Surge Protective Device & 63A Air Circuit Breaker for On/Off Grid Solar Panel System$92.80current price $92.80Mini Circuit Breaker, Practical AC 400V 6/10/16/20A 400V Mini MCB, For Combiner Box Plastic, Electric Components 6A/10A/16A/20A Dc Systems
Mini Circuit Breaker, Practical AC 400V 6/10/16/20A 400V Mini MCB, For Combiner Box Plastic, Electric Components 6A/10A/16A/20A Dc Systems$26.47current price $26.47Mini Circuit Breaker, Practical AC 400V 6/10/16/20A 400V Mini MCB, For Combiner Box Plastic, Electric Components 6A/10A/16A/20A Dc Systems
Mini Circuit Breaker, Practical AC 400V 6/10/16/20A 400V Mini MCB, For Combiner Box Plastic, Electric Components 6A/10A/16A/20A Dc Systems$26.68current price $26.688 Amp Auto-Reset ATC/ATO Blade-Style Circuit Breakers (1 per pack)
8 Amp Auto-Reset ATC/ATO Blade-Style Circuit Breakers (1 per pack)$18.84current price $18.8435 Amp Corrosive-Environment Panel-Mount Circuit Breakers (1 per pack)
35 Amp Corrosive-Environment Panel-Mount Circuit Breakers (1 per pack)$134.56current price $134.5610 Amp Auto-Reset ATC/ATO Blade-Style Circuit Breakers (1 per pack)
10 Amp Auto-Reset ATC/ATO Blade-Style Circuit Breakers (1 per pack)$11.35current price $11.3525 Amp Auto-Reset ATC/ATO Blade-Style Circuit Breakers (1 per pack)
25 Amp Auto-Reset ATC/ATO Blade-Style Circuit Breakers (1 per pack)$11.66current price $11.66Littlefuse HI-AMP Circuit Waterproof Breaker 100A
Littlefuse HI-AMP Circuit Waterproof Breaker 100A$22.45current price $22.4520 Amp Narrow-Profile Stud Style Circuit Breakers (1 per pack)
20 Amp Narrow-Profile Stud Style Circuit Breakers (1 per pack)$13.65current price $13.6540 Amp Auto-Reset ATC/ATO Blade-Style Circuit Breakers (1 per pack)
40 Amp Auto-Reset ATC/ATO Blade-Style Circuit Breakers (1 per pack)$8.93current price $8.9310 Amp Auto-Reset Mini/ATM Blade-Style Circuit Breakers (1 per pack)
10 Amp Auto-Reset Mini/ATM Blade-Style Circuit Breakers (1 per pack)$13.50current price $13.50GLOSO E81 Maxi Blade Circuit Breaker, Auto Reset (T1), (50 Amp - Single pack)
GLOSO E81 Maxi Blade Circuit Breaker, Auto Reset (T1), (50 Amp - Single pack)$7.95current price $7.95Eaton 200 amps 120/240 V 4 space 8 circuits Surface Mount Meter Breaker Load Center
Eaton 200 amps 120/240 V 4 space 8 circuits Surface Mount Meter Breaker Load Center$349.35current price $349.35Dayton IEC Mini Circuit Breaker,2A,3P,480V 33V930
Dayton IEC Mini Circuit Breaker,2A,3P,480V 33V930$104.65current price $104.65Square D By Schneider Electric SC3040M200PS 200-Amp Combination Meter Socket/Load Center
Square D By Schneider Electric SC3040M200PS 200-Amp Combination Meter Socket/Load Center$298.85current price $298.85Square D Circuit Breaker,40A,120/240V,1P QOU140
Square D Circuit Breaker,40A,120/240V,1P QOU140$37.14current price $37.14