Shop Square D Circuit Breaker and Surge Protective Device

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Square D Hom2175sb Surge Arrester
$125.59
New Feedonomics Feed - ARC 8/12/2025
643
Square D Hom2175sb Surge Arrester
$125.59
New Feedonomics Feed - ARC 8/12/2025
Square D Hepd80 Spd T1 Hepd 80Ka 120/240V1P3W
$154.27
New Feedonomics Feed - ARC 8/12/2025
Square D Hepd80 Spd T1 Hepd 80Ka 120/240V1P3W
$154.27
New Feedonomics Feed - ARC 8/12/2025
Square D Qo230 : Miniature Circuit Breaker 120/240V 30A
$28.09
New Feedonomics Feed - ARC 8/12/2025
100
Square D Qo230 : Miniature Circuit Breaker 120/240V 30A
$28.09
New Feedonomics Feed - ARC 8/12/2025
Square D Ma5ima241 Surge Protection Module, Surgelogic, Ma, 240Ka, 480 Vac Delta, 3 Phase, 3 Wire, Spd Type 1
$1,040.00
New Feedonomics Feed - ARC 8/12/2025
Square D Ma5ima241 Surge Protection Module, Surgelogic, Ma, 240Ka, 480 Vac Delta, 3 Phase, 3 Wire, Spd Type 1
$1,040.00
New Feedonomics Feed - ARC 8/12/2025
Square D Lad4rcg : Rc Transient Suppressor 50 To 127 Vac
$32.09
New Feedonomics Feed - ARC 8/12/2025
Square D Lad4rcg : Rc Transient Suppressor 50 To 127 Vac
$32.09
New Feedonomics Feed - ARC 8/12/2025
Square D EDB34070 3 Pole Circuit Breaker
$359.99
SuperBreakers.com
10
Square D EDB34070 3 Pole Circuit Breaker
$359.99
SuperBreakers.com
Square D QO Whole Home 25-Ka Indoor Surge Protective Device In Black | QO2175SB
$83.98
Lowe's
In store
38
Curbside
Square D QO Whole Home 25-Ka Indoor Surge Protective Device In Black | QO2175SB
$83.98
Lowe's
Square D QOB330GFI 3 Pole Ground Fault Circuit Breaker
$625.99
SuperBreakers.com
Square D QOB330GFI 3 Pole Ground Fault Circuit Breaker
$625.99
SuperBreakers.com
Square D QO Whole Home 50-Ka Indoor Surge Protective Device In Black | QO250PSPD
$122.98
Lowe's
38
Square D QO Whole Home 50-Ka Indoor Surge Protective Device In Black | QO250PSPD
$122.98
Lowe's
Square D Homeline Whole Home 25-Ka Indoor Surge Protective Device In Black | HOM2175SB
$96.98
Lowe's
In store
643
Curbside
Square D Homeline Whole Home 25-Ka Indoor Surge Protective Device In Black | HOM2175SB
$96.98
Lowe's
Square D - QO250PSPD QO Whole House Surge Protection Device, 50Ka, 120/240V, 1-Phase, No Wiring, Plug-On Neutral
$123.80
Amazon.com
232
Free shipping
Square D - QO250PSPD QO Whole House Surge Protection Device, 50Ka, 120/240V, 1-Phase, No Wiring, Plug-On Neutral
$123.80
Amazon.com
Square D HDL36070 3 Pole Circuit Breaker
$687.40
SuperBreakers.com
Square D HDL36070 3 Pole Circuit Breaker
$687.40
SuperBreakers.com
Square D - HOM250PSPD Homeline Whole House Surge Protection Device, 50Ka, 120/240V, 1-Phase, No Wiring, Plug-On Neutral
$102.00
Amazon.com
346
Free shipping
Square D - HOM250PSPD Homeline Whole House Surge Protection Device, 50Ka, 120/240V, 1-Phase, No Wiring, Plug-On Neutral
$102.00
Amazon.com
Square D By Schneider Electric Square D HEPD25 Universal Whole House Surge Protection Device, 1-Phase, 3-Wire For 120/240V, 25Ka
$54.99
Amazon.com
1K+
Free shipping
Square D By Schneider Electric Square D HEPD25 Universal Whole House Surge Protection Device, 1-Phase, 3-Wire For 120/240V, 25Ka
$54.99
Amazon.com
Square D QO2175SB Surge Protection Device, 120/240Vac, 1Ph
$137.99
Zoro.com
1
Square D QO2175SB Surge Protection Device, 120/240Vac, 1Ph
$137.99
Zoro.com
SDSA3650D Square D Surgelogic Surge Protective Device
$228.78
$257.92
Standard Electric Supply Co.
3
11% off
SDSA3650D Square D Surgelogic Surge Protective Device
$228.78
$257.92
Standard Electric Supply Co.
Square D Surge Protection Device: Single Phase, 120/240V AC, 2 Poles, 3 Wires, L-L/L-N, 150 V AC Model: QO2175SB
$227.34
Grainger
153
Square D Surge Protection Device: Single Phase, 120/240V AC, 2 Poles, 3 Wires, L-L/L-N, 150 V AC Model: QO2175SB
$227.34
Grainger
Square D Surge Protection Device: Single Phase, 120/240V AC, 1200V (L-L)/700V (L-N), 150 V AC, 4X Model: SDSA1175
$114.81
Grainger
37
Square D Surge Protection Device: Single Phase, 120/240V AC, 1200V (L-L)/700V (L-N), 150 V AC, 4X Model: SDSA1175
$114.81
Grainger
Square D SDSA1175 Surge Protection Device, 120/240Vac, 1Ph
$63.89
Zoro.com
37
Square D SDSA1175 Surge Protection Device, 120/240Vac, 1Ph
$63.89
Zoro.com
Square D Surge Protection Device: Single Phase, 120/240V AC, 1000V (L-L, N-G)/600V (L-N)/700V (L-G) Model: HEPD80
$240.46
Grainger
1K+
Square D Surge Protection Device: Single Phase, 120/240V AC, 1000V (L-L, N-G)/600V (L-N)/700V (L-G) Model: HEPD80
$240.46
Grainger
HEPD80 - Square D 80Ka Surge Protection Device, 120/240V, 2-Pole, Panelboard Mount, Type 1, Culus Listed, Whole Home SPD
$157.88
$185.00
Essential Electric Supply
1K+
14% off
HEPD80 - Square D 80Ka Surge Protection Device, 120/240V, 2-Pole, Panelboard Mount, Type 1, Culus Listed, Whole Home SPD
$157.88
$185.00
Essential Electric Supply
Square D HEPD80 Surge Protection Device, 120/240Vac, 1Ph
$158.99
Zoro.com
11
Square D HEPD80 Surge Protection Device, 120/240Vac, 1Ph
$158.99
Zoro.com
SDSA3650 Square D Surgelogic Surge Protective Device
$238.31
$257.92
Standard Electric Supply Co.
3
SDSA3650 Square D Surgelogic Surge Protective Device
$238.31
$257.92
Standard Electric Supply Co.
HL4IMA24C - Square D 3 Pole 60A 480Y/277V Surge Protection Device, HL4 Frame, 240Ka Surge Current, 200Ka SCCR, Type 2 SPD
$12,996.14
$16,070.00
Essential Electric Supply
19% off
HL4IMA24C - Square D 3 Pole 60A 480Y/277V Surge Protection Device, HL4 Frame, 240Ka Surge Current, 200Ka SCCR, Type 2 SPD
$12,996.14
$16,070.00
Essential Electric Supply
HL4IMA16C - Square D 60A 480Y/277VAC 3-Pole Surge Protection Device HL4 Frame Panel Mount
$9,143.52
$11,292.00
Essential Electric Supply
19% off
HL4IMA16C - Square D 60A 480Y/277VAC 3-Pole Surge Protection Device HL4 Frame Panel Mount
$9,143.52
$11,292.00
Essential Electric Supply
Square D KA36200 3 Pole 200 Amp 600V Circuit Breaker
$1,374.36
BuyMyBreaker.com
7
Square D KA36200 3 Pole 200 Amp 600V Circuit Breaker
$1,374.36
BuyMyBreaker.com
HL5IMA16C Square D - New Surge Protector Circuit Breaker
$7,837.69
Coast to Coast Breaker
HL5IMA16C Square D - New Surge Protector Circuit Breaker
$7,837.69
Coast to Coast Breaker
SDSA1175 Square D Surgelogic Surge Arrester
$58.40
$95.68
Standard Electric Supply Co.
37
38% off
SDSA1175 Square D Surgelogic Surge Arrester
$58.40
$95.68
Standard Electric Supply Co.
Square D LX36200G 3 Pole 200 Amp 600V Circuit Breaker
$5,889.94
BuyMyBreaker.com
Square D LX36200G 3 Pole 200 Amp 600V Circuit Breaker
$5,889.94
BuyMyBreaker.com
Square D JJA36200SA 3 Pole 200 Amp 600V Circuit Breaker
$2,497.73
BuyMyBreaker.com
Square D JJA36200SA 3 Pole 200 Amp 600V Circuit Breaker
$2,497.73
BuyMyBreaker.com
Square D SDSA4040D | SDSA SERIES SURGE PROTECTIVE DEVICE 40KA 480V DELTA 3P3W | Surge Protection Devices
$295.52
RS
Square D SDSA4040D | SDSA SERIES SURGE PROTECTIVE DEVICE 40KA 480V DELTA 3P3W | Surge Protection Devices
$295.52
RS
Square D | SDSA4040D | SDSA Surge Protective Device, 480 V Delta, 3-Phase, 3-Wire
$240.86
Blackhawk Supply
Square D | SDSA4040D | SDSA Surge Protective Device, 480 V Delta, 3-Phase, 3-Wire
$240.86
Blackhawk Supply
25Ka 2-Pole Whole Home Surge Protection Device For QO Load Centers QO2175SB
$98.93
Home Depot
153
Free shipping
25Ka 2-Pole Whole Home Surge Protection Device For QO Load Centers QO2175SB
$98.93
Home Depot
Square D | SDSA2040D | SDSA Surge Protective Device, 240 V Delta, 3-Phase, 3-Wire
$240.86
Blackhawk Supply
Square D | SDSA2040D | SDSA Surge Protective Device, 240 V Delta, 3-Phase, 3-Wire
$240.86
Blackhawk Supply
Square D SDSA3650 | 3 PHASE INDUSTRIAL SURGE PROTECTOR, 40KA, 2500 V, 4000 V, PANEL MOUNT | Surge Protection Devices
$329.42
RS
Square D SDSA3650 | 3 PHASE INDUSTRIAL SURGE PROTECTOR, 40KA, 2500 V, 4000 V, PANEL MOUNT | Surge Protection Devices
$329.42
RS
Square D SDSA1175 | SURGE PROTECTION DEVICES, 1 PHASE SURGE ARRESTER, NEMA 4, SURGEBREAKER PLUS, 36 KA | Surge Protection Devices
$78.90
RS
37
Square D SDSA1175 | SURGE PROTECTION DEVICES, 1 PHASE SURGE ARRESTER, NEMA 4, SURGEBREAKER PLUS, 36 KA | Surge Protection Devices
$78.90
RS
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    Shop Square D Circuit Breaker and Surge Protective Device

    Sponsored
    About our ads
    Square D Hom2175sb Surge Arrester
    $125.59
    New Feedonomics Feed - ARC 8/12/2025
    643
    Square D Hom2175sb Surge Arrester
    $125.59
    New Feedonomics Feed - ARC 8/12/2025
    Square D Hepd80 Spd T1 Hepd 80Ka 120/240V1P3W
    $154.27
    New Feedonomics Feed - ARC 8/12/2025
    Square D Hepd80 Spd T1 Hepd 80Ka 120/240V1P3W
    $154.27
    New Feedonomics Feed - ARC 8/12/2025
    Square D Qo230 : Miniature Circuit Breaker 120/240V 30A
    $28.09
    New Feedonomics Feed - ARC 8/12/2025
    100
    Square D Qo230 : Miniature Circuit Breaker 120/240V 30A
    $28.09
    New Feedonomics Feed - ARC 8/12/2025
    Square D Ma5ima241 Surge Protection Module, Surgelogic, Ma, 240Ka, 480 Vac Delta, 3 Phase, 3 Wire, Spd Type 1
    $1,040.00
    New Feedonomics Feed - ARC 8/12/2025
    Square D Ma5ima241 Surge Protection Module, Surgelogic, Ma, 240Ka, 480 Vac Delta, 3 Phase, 3 Wire, Spd Type 1
    $1,040.00
    New Feedonomics Feed - ARC 8/12/2025
    Square D Lad4rcg : Rc Transient Suppressor 50 To 127 Vac
    $32.09
    New Feedonomics Feed - ARC 8/12/2025
    Square D Lad4rcg : Rc Transient Suppressor 50 To 127 Vac
    $32.09
    New Feedonomics Feed - ARC 8/12/2025
    Square D EDB34070 3 Pole Circuit Breaker
    $359.99
    SuperBreakers.com
    10
    Square D EDB34070 3 Pole Circuit Breaker
    $359.99
    SuperBreakers.com
    Square D QO Whole Home 25-Ka Indoor Surge Protective Device In Black | QO2175SB
    $83.98
    Lowe's
    In store
    38
    Curbside
    Square D QO Whole Home 25-Ka Indoor Surge Protective Device In Black | QO2175SB
    $83.98
    Lowe's
    Square D QOB330GFI 3 Pole Ground Fault Circuit Breaker
    $625.99
    SuperBreakers.com
    Square D QOB330GFI 3 Pole Ground Fault Circuit Breaker
    $625.99
    SuperBreakers.com
    Square D QO Whole Home 50-Ka Indoor Surge Protective Device In Black | QO250PSPD
    $122.98
    Lowe's
    38
    Square D QO Whole Home 50-Ka Indoor Surge Protective Device In Black | QO250PSPD
    $122.98
    Lowe's
    Square D Homeline Whole Home 25-Ka Indoor Surge Protective Device In Black | HOM2175SB
    $96.98
    Lowe's
    In store
    643
    Curbside
    Square D Homeline Whole Home 25-Ka Indoor Surge Protective Device In Black | HOM2175SB
    $96.98
    Lowe's
    Square D - QO250PSPD QO Whole House Surge Protection Device, 50Ka, 120/240V, 1-Phase, No Wiring, Plug-On Neutral
    $123.80
    Amazon.com
    232
    Free shipping
    Square D - QO250PSPD QO Whole House Surge Protection Device, 50Ka, 120/240V, 1-Phase, No Wiring, Plug-On Neutral
    $123.80
    Amazon.com
    Square D HDL36070 3 Pole Circuit Breaker
    $687.40
    SuperBreakers.com
    Square D HDL36070 3 Pole Circuit Breaker
    $687.40
    SuperBreakers.com
    Square D - HOM250PSPD Homeline Whole House Surge Protection Device, 50Ka, 120/240V, 1-Phase, No Wiring, Plug-On Neutral
    $102.00
    Amazon.com
    346
    Free shipping
    Square D - HOM250PSPD Homeline Whole House Surge Protection Device, 50Ka, 120/240V, 1-Phase, No Wiring, Plug-On Neutral
    $102.00
    Amazon.com
    Square D By Schneider Electric Square D HEPD25 Universal Whole House Surge Protection Device, 1-Phase, 3-Wire For 120/240V, 25Ka
    $54.99
    Amazon.com
    1K+
    Free shipping
    Square D By Schneider Electric Square D HEPD25 Universal Whole House Surge Protection Device, 1-Phase, 3-Wire For 120/240V, 25Ka
    $54.99
    Amazon.com
    Square D QO2175SB Surge Protection Device, 120/240Vac, 1Ph
    $137.99
    Zoro.com
    1
    Square D QO2175SB Surge Protection Device, 120/240Vac, 1Ph
    $137.99
    Zoro.com
    SDSA3650D Square D Surgelogic Surge Protective Device
    $228.78
    $257.92
    Standard Electric Supply Co.
    3
    11% off
    SDSA3650D Square D Surgelogic Surge Protective Device
    $228.78
    $257.92
    Standard Electric Supply Co.
    Square D Surge Protection Device: Single Phase, 120/240V AC, 2 Poles, 3 Wires, L-L/L-N, 150 V AC Model: QO2175SB
    $227.34
    Grainger
    153
    Square D Surge Protection Device: Single Phase, 120/240V AC, 2 Poles, 3 Wires, L-L/L-N, 150 V AC Model: QO2175SB
    $227.34
    Grainger
    Square D Surge Protection Device: Single Phase, 120/240V AC, 1200V (L-L)/700V (L-N), 150 V AC, 4X Model: SDSA1175
    $114.81
    Grainger
    37
    Square D Surge Protection Device: Single Phase, 120/240V AC, 1200V (L-L)/700V (L-N), 150 V AC, 4X Model: SDSA1175
    $114.81
    Grainger