Shop Add a Breaker to a Main Panel

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$259.99
Square D Type MB-4 Multi-Breaker Circuit Breaker Panel 20-Amp 4-Pole +Add-Ons
eBay.com
Free shipping
$259.99
Square D Type MB-4 Multi-Breaker Circuit Breaker Panel 20-Amp 4-Pole +Add-Ons
eBay.com
Free shipping
$349.00
Square D NQODQ2, NQOD Main Breaker Add-On Kit
US eBay
1
Free shipping
$349.00
Square D NQODQ2, NQOD Main Breaker Add-On Kit
US eBay
1
$349.00
Square D NQODQ2, NQOD Main Breaker Add-On Kit
eBay.com
Free shipping
$349.00
Square D NQODQ2, NQOD Main Breaker Add-On Kit
eBay.com
Free shipping
$175.04
Square D By Schneider Electric Square D - QO1DM10030TRBR QO Generator Panel, 30-Amp Main Breaker With Interlock, 1-Phase, 4-Space, 8-Circuit, Outdoor
Amazon.com
222
$175.04
Square D By Schneider Electric Square D - QO1DM10030TRBR QO Generator Panel, 30-Amp Main Breaker With Interlock, 1-Phase, 4-Space, 8-Circuit, Outdoor
Amazon.com
222
$57.57
GE Panelboard Main Breaker Kit: For Powermark Gold Load Centers, 4 in Wd, 125 Amps, 6 in Lg Model: TQMH000
Grainger
4
$57.57
GE Panelboard Main Breaker Kit: For Powermark Gold Load Centers, 4 in Wd, 125 Amps, 6 in Lg Model: TQMH000
Grainger
4
$840.41
Square D Panelboard Main Breaker Kit: 150 Amps, For Use With Square D H-Frame Panelboards Model: N150MH
Grainger
18
$840.41
Square D Panelboard Main Breaker Kit: 150 Amps, For Use With Square D H-Frame Panelboards Model: N150MH
Grainger
18
$112.85
ABB THQMH125CP Master Main Breaker Kit 125 Amp Type THHQL, 125 A, 2-Pole, 120/240 V Main Circuit Breaker Kit Use In Powermark Gold Load Center
Amazon.com
Free shipping
$112.85
ABB THQMH125CP Master Main Breaker Kit 125 Amp Type THHQL, 125 A, 2-Pole, 120/240 V Main Circuit Breaker Kit Use In Powermark Gold Load Center
Amazon.com
Free shipping
$910.82
Square D Panelboard Main Breaker Kit: 225 Amps, For Use With Square D Powerpact H, J And Q-Frame Panelboards Model: NQMB2HJ
Grainger
1
$910.82
Square D Panelboard Main Breaker Kit: 225 Amps, For Use With Square D Powerpact H, J And Q-Frame Panelboards Model: NQMB2HJ
Grainger
1
$906.39
Square D Panelboard Main Breaker Kit: 400 Amps, For Use With Square D L-Frame Panelboards Model: n400m
Grainger
$906.39
Square D Panelboard Main Breaker Kit: 400 Amps, For Use With Square D L-Frame Panelboards Model: n400m
Grainger
$893.22
Square D Panelboard Main Breaker Kit: 225 Amps, For Use With Square D NQ Panelboards Model: NQMB2Q
Grainger
1
$893.22
Square D Panelboard Main Breaker Kit: 225 Amps, For Use With Square D NQ Panelboards Model: NQMB2Q
Grainger
1
$906.39
Square D Panelboard Main Breaker Kit: 250 Amps, For Use With Square D J-Frame Panelboards Model: N250MJ
Grainger
$906.39
Square D Panelboard Main Breaker Kit: 250 Amps, For Use With Square D J-Frame Panelboards Model: N250MJ
Grainger
$910.82
Square D Panelboard Main Breaker Kit: 400 Amps, For Use With Square D NQ Panelboards Model: NQMB4LA
Grainger
$910.82
Square D Panelboard Main Breaker Kit: 400 Amps, For Use With Square D NQ Panelboards Model: NQMB4LA
Grainger
$299.99
Square D Electrical Panel W/Breakers 100A Main Lug 1 Pole 1 Phase 120/208/240 QO
eBay.com
Free shipping
$299.99
Square D Electrical Panel W/Breakers 100A Main Lug 1 Pole 1 Phase 120/208/240 QO
eBay.com
Free shipping
$124.78
Csr2150n CH Main Breaker Kit, 150 Amp - Electrical Panel Breaker Replacement - Compatible With CH Load Centers - 150A Main Circuit Breaker Kit
Walmart
Free shipping
$124.78
Csr2150n CH Main Breaker Kit, 150 Amp - Electrical Panel Breaker Replacement - Compatible With CH Load Centers - 150A Main Circuit Breaker Kit
Walmart
Free shipping
$906.39
SQUARE D N250MJ Panelboard Main Breaker Kit,250A,20W 22P070
eBay.com
Free shipping
$906.39
SQUARE D N250MJ Panelboard Main Breaker Kit,250A,20W 22P070
eBay.com
Free shipping
$55.97
Carling Technologies Panel Mount Circuit Breaker: 30 A Amps, 240/277V AC, 125V DC, Threaded Insert, 2.48 in Dp Model: CA2-BO-34-630-111-C
Grainger
$55.97
Carling Technologies Panel Mount Circuit Breaker: 30 A Amps, 240/277V AC, 125V DC, Threaded Insert, 2.48 in Dp Model: CA2-BO-34-630-111-C
Grainger
$1,495.00
(1) Siemens Mbkvah3200a 3P 480V 200A P1 Panel Main Breaker Kit - In
eBay
Free shipping
$1,495.00
(1) Siemens Mbkvah3200a 3P 480V 200A P1 Panel Main Breaker Kit - In
eBay
Free shipping
$2,899.95
New Siemens 250Amp Main Breaker In B38 Panel Complete 38X20
US eBay
Free shipping
$2,899.95
New Siemens 250Amp Main Breaker In B38 Panel Complete 38X20
US eBay
Free shipping
$550.37
Square D N250MJ Panelboard Main Breaker Kit, 250A, 20W
Zoro.com
$550.37
Square D N250MJ Panelboard Main Breaker Kit, 250A, 20W
Zoro.com
$86.31
GE Circuit Breaker Panel Powermark Plus 125 Amps 240 V 4 Space 8 Circuits Surface Mount Galvanized TPL412RP
DkHardware.com
$86.31
GE Circuit Breaker Panel Powermark Plus 125 Amps 240 V 4 Space 8 Circuits Surface Mount Galvanized TPL412RP
DkHardware.com
$589.99
Siemens ITE Breaker Electrical Panel W/Breakers 120/240V 225A W/150A Main Bolt N
US eBay
Free shipping
$589.99
Siemens ITE Breaker Electrical Panel W/Breakers 120/240V 225A W/150A Main Bolt N
US eBay
Free shipping
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Shop Add a Breaker to a Main Panel

Sponsored
About our ads
$259.99
Square D Type MB-4 Multi-Breaker Circuit Breaker Panel 20-Amp 4-Pole +Add-Ons
eBay.com
Free shipping
$259.99
Square D Type MB-4 Multi-Breaker Circuit Breaker Panel 20-Amp 4-Pole +Add-Ons
eBay.com
Free shipping
$349.00
Square D NQODQ2, NQOD Main Breaker Add-On Kit
US eBay
1
Free shipping
$349.00
Square D NQODQ2, NQOD Main Breaker Add-On Kit
US eBay
1
$349.00
Square D NQODQ2, NQOD Main Breaker Add-On Kit
eBay.com
Free shipping
$349.00
Square D NQODQ2, NQOD Main Breaker Add-On Kit
eBay.com
Free shipping
$175.04
Square D By Schneider Electric Square D - QO1DM10030TRBR QO Generator Panel, 30-Amp Main Breaker With Interlock, 1-Phase, 4-Space, 8-Circuit, Outdoor
Amazon.com
222
$175.04
Square D By Schneider Electric Square D - QO1DM10030TRBR QO Generator Panel, 30-Amp Main Breaker With Interlock, 1-Phase, 4-Space, 8-Circuit, Outdoor
Amazon.com
222
$57.57
GE Panelboard Main Breaker Kit: For Powermark Gold Load Centers, 4 in Wd, 125 Amps, 6 in Lg Model: TQMH000
Grainger
4
$57.57
GE Panelboard Main Breaker Kit: For Powermark Gold Load Centers, 4 in Wd, 125 Amps, 6 in Lg Model: TQMH000
Grainger
4
$840.41
Square D Panelboard Main Breaker Kit: 150 Amps, For Use With Square D H-Frame Panelboards Model: N150MH
Grainger
18
$840.41
Square D Panelboard Main Breaker Kit: 150 Amps, For Use With Square D H-Frame Panelboards Model: N150MH
Grainger
18
$112.85
ABB THQMH125CP Master Main Breaker Kit 125 Amp Type THHQL, 125 A, 2-Pole, 120/240 V Main Circuit Breaker Kit Use In Powermark Gold Load Center
Amazon.com
Free shipping
$112.85
ABB THQMH125CP Master Main Breaker Kit 125 Amp Type THHQL, 125 A, 2-Pole, 120/240 V Main Circuit Breaker Kit Use In Powermark Gold Load Center
Amazon.com
Free shipping
$910.82
Square D Panelboard Main Breaker Kit: 225 Amps, For Use With Square D Powerpact H, J And Q-Frame Panelboards Model: NQMB2HJ
Grainger
1
$910.82
Square D Panelboard Main Breaker Kit: 225 Amps, For Use With Square D Powerpact H, J And Q-Frame Panelboards Model: NQMB2HJ
Grainger
1
$906.39
Square D Panelboard Main Breaker Kit: 400 Amps, For Use With Square D L-Frame Panelboards Model: n400m
Grainger
$906.39
Square D Panelboard Main Breaker Kit: 400 Amps, For Use With Square D L-Frame Panelboards Model: n400m
Grainger
$893.22
Square D Panelboard Main Breaker Kit: 225 Amps, For Use With Square D NQ Panelboards Model: NQMB2Q
Grainger
1
$893.22
Square D Panelboard Main Breaker Kit: 225 Amps, For Use With Square D NQ Panelboards Model: NQMB2Q
Grainger
1
$906.39
Square D Panelboard Main Breaker Kit: 250 Amps, For Use With Square D J-Frame Panelboards Model: N250MJ
Grainger
$906.39
Square D Panelboard Main Breaker Kit: 250 Amps, For Use With Square D J-Frame Panelboards Model: N250MJ
Grainger
$910.82
Square D Panelboard Main Breaker Kit: 400 Amps, For Use With Square D NQ Panelboards Model: NQMB4LA
Grainger
$910.82
Square D Panelboard Main Breaker Kit: 400 Amps, For Use With Square D NQ Panelboards Model: NQMB4LA
Grainger
$299.99
Square D Electrical Panel W/Breakers 100A Main Lug 1 Pole 1 Phase 120/208/240 QO
eBay.com
Free shipping
$299.99
Square D Electrical Panel W/Breakers 100A Main Lug 1 Pole 1 Phase 120/208/240 QO
eBay.com
Free shipping
$124.78
Csr2150n CH Main Breaker Kit, 150 Amp - Electrical Panel Breaker Replacement - Compatible With CH Load Centers - 150A Main Circuit Breaker Kit
Walmart
Free shipping
$124.78
Csr2150n CH Main Breaker Kit, 150 Amp - Electrical Panel Breaker Replacement - Compatible With CH Load Centers - 150A Main Circuit Breaker Kit
Walmart
Free shipping
$906.39
SQUARE D N250MJ Panelboard Main Breaker Kit,250A,20W 22P070
eBay.com
Free shipping
$906.39
SQUARE D N250MJ Panelboard Main Breaker Kit,250A,20W 22P070
eBay.com
Free shipping
$55.97
Carling Technologies Panel Mount Circuit Breaker: 30 A Amps, 240/277V AC, 125V DC, Threaded Insert, 2.48 in Dp Model: CA2-BO-34-630-111-C
Grainger
$55.97
Carling Technologies Panel Mount Circuit Breaker: 30 A Amps, 240/277V AC, 125V DC, Threaded Insert, 2.48 in Dp Model: CA2-BO-34-630-111-C
Grainger
$1,495.00
(1) Siemens Mbkvah3200a 3P 480V 200A P1 Panel Main Breaker Kit - In
eBay
Free shipping
$1,495.00
(1) Siemens Mbkvah3200a 3P 480V 200A P1 Panel Main Breaker Kit - In
eBay
Free shipping
$2,899.95
New Siemens 250Amp Main Breaker In B38 Panel Complete 38X20
US eBay
Free shipping
$2,899.95
New Siemens 250Amp Main Breaker In B38 Panel Complete 38X20
US eBay
Free shipping