Shop How to Connect a Square D Sub Panel to a Main Panel

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$224.95
Square D By Schneider Electric Square D - QO1DM10030TRBR QO Generator Panel, 30-Amp Main Breaker With Interlock, 1-Phase, 4-Space, 8-Circuit, Outdoor
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$224.95
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
207
$864.13
Square D Qo327m100rb Ld-Cntr Box & Int
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Square D Qo327m100rb Ld-Cntr Box & Int
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QMB3660 - Square D 600A 600V 3P Fusible Panel Board Switch QMB Saflex Series
Essential Electric Supply
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QMB3660 - Square D 600A 600V 3P Fusible Panel Board Switch QMB Saflex Series
Essential Electric Supply
$249.00
Square D QO 125 -Amp 24 -Spaces 34 -Circuit Indoor Convertible Main Lug Plug-On Neutral Load Center (Value Pack) | QO24L125PGCVP
Lowe's
8
$249.00
Square D QO 125 -Amp 24 -Spaces 34 -Circuit Indoor Convertible Main Lug Plug-On Neutral Load Center (Value Pack) | QO24L125PGCVP
Lowe's
8
$297.00
$331.76
Square D Qo312l125grb Ld-Cntr Box & Int
Amazon.com
2
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10% off
$297.00
$331.76
Square D Qo312l125grb Ld-Cntr Box & Int
Amazon.com
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$119.00
Square D Homeline 125 -Amp 24 -Spaces 48 -Circuit Indoor Main Lug Plug-On Neutral Load Center | HOM2448L125PQGC
Lowe's
$119.00
Square D Homeline 125 -Amp 24 -Spaces 48 -Circuit Indoor Main Lug Plug-On Neutral Load Center | HOM2448L125PQGC
Lowe's
$79.98
Square D Homeline 125 -Amp 12 -Spaces 24 -Circuit Indoor Convertible Main Lug Plug-On Neutral Load Center (Value Pack) | HOM1224L125PGCVP
Lowe's
89
$79.98
Square D Homeline 125 -Amp 12 -Spaces 24 -Circuit Indoor Convertible Main Lug Plug-On Neutral Load Center (Value Pack) | HOM1224L125PGCVP
Lowe's
89
$59.99
Square D Homeline 125 Amps 120/240 V 8 Space 16 Circuits Main Lug Load Center
Ace Hardware
113
$59.99
Square D Homeline 125 Amps 120/240 V 8 Space 16 Circuits Main Lug Load Center
Ace Hardware
113
$42.58
Square D 100 -Amp 6 -Spaces 12 -Circuit Indoor Main Lug Load Center | QO612L100DS
Lowe's
13
$42.58
Square D 100 -Amp 6 -Spaces 12 -Circuit Indoor Main Lug Load Center | QO612L100DS
Lowe's
13
$21.39
FSP Sub Panel, Blank Sub Panel With (4) 0.5" D-Hole Openings, Black
L-com Global Connectivity
$21.39
FSP Sub Panel, Blank Sub Panel With (4) 0.5" D-Hole Openings, Black
L-com Global Connectivity
$3,980.00
Square D 8940Sse2030 : Pump Panel 240Vac 90Amp Nema +Options
New Feedonomics Feed - ARC 8/12/2025
$3,980.00
Square D 8940Sse2030 : Pump Panel 240Vac 90Amp Nema +Options
New Feedonomics Feed - ARC 8/12/2025
$236.00
Square D QO 100 -Amp 24 -Spaces 24 -Circuit Indoor Convertible Main Breaker Panel Plug-On Neutral Load Center (Value Pack) | QO24M100PCVP
Lowe's
22
$236.00
Square D QO 100 -Amp 24 -Spaces 24 -Circuit Indoor Convertible Main Breaker Panel Plug-On Neutral Load Center (Value Pack) | QO24M100PCVP
Lowe's
22
$144.37
Square D QO 100 -Amp 12 -Spaces 24 -Circuit Indoor Convertible Main Breaker Panel Plug-On Neutral Load Center | QO12M100PC
Lowe's
20
$144.37
Square D QO 100 -Amp 12 -Spaces 24 -Circuit Indoor Convertible Main Breaker Panel Plug-On Neutral Load Center | QO12M100PC
Lowe's
20
$79.98
Square D Homeline 125 -Amp 20 -Spaces 40 -Circuit Indoor Convertible Main Lug Plug-On Neutral Load Center | HOM2040L125PC
Lowe's
42
$79.98
Square D Homeline 125 -Amp 20 -Spaces 40 -Circuit Indoor Convertible Main Lug Plug-On Neutral Load Center | HOM2040L125PC
Lowe's
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Shop How to Connect a Square D Sub Panel to a Main Panel

Sponsored
About our ads
$224.95
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
207
Free shipping
$224.95
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
207
$864.13
Square D Qo327m100rb Ld-Cntr Box & Int
Amazon.com
1
Free shipping
$864.13
Square D Qo327m100rb Ld-Cntr Box & Int
Amazon.com
1
$4,616.79
QMB3660 - Square D 600A 600V 3P Fusible Panel Board Switch QMB Saflex Series
Essential Electric Supply
$4,616.79
QMB3660 - Square D 600A 600V 3P Fusible Panel Board Switch QMB Saflex Series
Essential Electric Supply
$249.00
Square D QO 125 -Amp 24 -Spaces 34 -Circuit Indoor Convertible Main Lug Plug-On Neutral Load Center (Value Pack) | QO24L125PGCVP
Lowe's
8
$249.00
Square D QO 125 -Amp 24 -Spaces 34 -Circuit Indoor Convertible Main Lug Plug-On Neutral Load Center (Value Pack) | QO24L125PGCVP
Lowe's
8
$297.00
$331.76
Square D Qo312l125grb Ld-Cntr Box & Int
Amazon.com
2
Free shipping
10% off
$297.00
$331.76
Square D Qo312l125grb Ld-Cntr Box & Int
Amazon.com
2
$119.00
Square D Homeline 125 -Amp 24 -Spaces 48 -Circuit Indoor Main Lug Plug-On Neutral Load Center | HOM2448L125PQGC
Lowe's
$119.00
Square D Homeline 125 -Amp 24 -Spaces 48 -Circuit Indoor Main Lug Plug-On Neutral Load Center | HOM2448L125PQGC
Lowe's
$79.98
Square D Homeline 125 -Amp 12 -Spaces 24 -Circuit Indoor Convertible Main Lug Plug-On Neutral Load Center (Value Pack) | HOM1224L125PGCVP
Lowe's
89
$79.98
Square D Homeline 125 -Amp 12 -Spaces 24 -Circuit Indoor Convertible Main Lug Plug-On Neutral Load Center (Value Pack) | HOM1224L125PGCVP
Lowe's
89
$59.99
Square D Homeline 125 Amps 120/240 V 8 Space 16 Circuits Main Lug Load Center
Ace Hardware
113
$59.99
Square D Homeline 125 Amps 120/240 V 8 Space 16 Circuits Main Lug Load Center
Ace Hardware
113
$42.58
Square D 100 -Amp 6 -Spaces 12 -Circuit Indoor Main Lug Load Center | QO612L100DS
Lowe's
13
$42.58
Square D 100 -Amp 6 -Spaces 12 -Circuit Indoor Main Lug Load Center | QO612L100DS
Lowe's
13
$21.39
FSP Sub Panel, Blank Sub Panel With (4) 0.5" D-Hole Openings, Black
L-com Global Connectivity
$21.39
FSP Sub Panel, Blank Sub Panel With (4) 0.5" D-Hole Openings, Black
L-com Global Connectivity
$3,980.00
Square D 8940Sse2030 : Pump Panel 240Vac 90Amp Nema +Options
New Feedonomics Feed - ARC 8/12/2025
$3,980.00
Square D 8940Sse2030 : Pump Panel 240Vac 90Amp Nema +Options
New Feedonomics Feed - ARC 8/12/2025
$236.00
Square D QO 100 -Amp 24 -Spaces 24 -Circuit Indoor Convertible Main Breaker Panel Plug-On Neutral Load Center (Value Pack) | QO24M100PCVP
Lowe's
22
$236.00
Square D QO 100 -Amp 24 -Spaces 24 -Circuit Indoor Convertible Main Breaker Panel Plug-On Neutral Load Center (Value Pack) | QO24M100PCVP
Lowe's
22
$144.37
Square D QO 100 -Amp 12 -Spaces 24 -Circuit Indoor Convertible Main Breaker Panel Plug-On Neutral Load Center | QO12M100PC
Lowe's
20
$144.37
Square D QO 100 -Amp 12 -Spaces 24 -Circuit Indoor Convertible Main Breaker Panel Plug-On Neutral Load Center | QO12M100PC
Lowe's
20
$79.98
Square D Homeline 125 -Amp 20 -Spaces 40 -Circuit Indoor Convertible Main Lug Plug-On Neutral Load Center | HOM2040L125PC
Lowe's
42
$79.98
Square D Homeline 125 -Amp 20 -Spaces 40 -Circuit Indoor Convertible Main Lug Plug-On Neutral Load Center | HOM2040L125PC
Lowe's
42
$52.98
Square D Homeline 125 -Amp 8 -Spaces 16 -Circuit Indoor Convertible Main Lug Plug-On Neutral Load Center | HOM816L125PC
Lowe's
35
$52.98
Square D Homeline 125 -Amp 8 -Spaces 16 -Circuit Indoor Convertible Main Lug Plug-On Neutral Load Center | HOM816L125PC
Lowe's
35
$199.22
Square D QO 100 -Amp 24 -Spaces 24 -Circuit Outdoor Convertible Main Breaker Panel Plug-On Neutral Load Center | QO24M100PRB
Lowe's
5
$199.22
Square D QO 100 -Amp 24 -Spaces 24 -Circuit Outdoor Convertible Main Breaker Panel Plug-On Neutral Load Center | QO24M100PRB
Lowe's
5