Shop Square D Circuit Breaker and Surge Protective Device

Sponsored
About our ads
$123.80
Square D - QO250PSPD QO Whole House Surge Protection Device, 50Ka, 120/240V, 1-Phase, No Wiring, Plug-On Neutral
Amazon.com
180
Free shipping
$123.80
Square D - QO250PSPD QO Whole House Surge Protection Device, 50Ka, 120/240V, 1-Phase, No Wiring, Plug-On Neutral
Amazon.com
180
$59.59
Square D 9080Gcb10 : Circuit Protector 250V 1A Type Nema
New Feedonomics Feed - ARC 8/12/2025
$59.59
Square D 9080Gcb10 : Circuit Protector 250V 1A Type Nema
New Feedonomics Feed - ARC 8/12/2025
$100.54
$108.00
HEPD50 Square D Surge Protective Device
Standard Electric Supply Co.
258
$100.54
$108.00
HEPD50 Square D Surge Protective Device
Standard Electric Supply Co.
258
$65.09
Square D 9080Gcb150 : Circuit Protector 250V 15Amp Type Nema
New Feedonomics Feed - ARC 8/12/2025
2
$65.09
Square D 9080Gcb150 : Circuit Protector 250V 15Amp Type Nema
New Feedonomics Feed - ARC 8/12/2025
2
$59.01
SDSA1175 Square D Surgelogic Surge Arrester
Standard Electric Supply Co.
37
$59.01
SDSA1175 Square D Surgelogic Surge Arrester
Standard Electric Supply Co.
37
$228.78
$257.92
SDSA3650D Square D Surgelogic Surge Protective Device
Standard Electric Supply Co.
3
11% off
$228.78
$257.92
SDSA3650D Square D Surgelogic Surge Protective Device
Standard Electric Supply Co.
3
$238.31
$257.92
SDSA3650 Square D Surgelogic Surge Protective Device
Standard Electric Supply Co.
5
$238.31
$257.92
SDSA3650 Square D Surgelogic Surge Protective Device
Standard Electric Supply Co.
5
$69.99
Square D QO QO2175SB 25Ka 120/240V Surge Protective Device NEW
RES LLC Store Main
156
$69.99
Square D QO QO2175SB 25Ka 120/240V Surge Protective Device NEW
RES LLC Store Main
156
$130.28
$141.00
HOM250PSPD Square D Homeline Surge Protective Device
Standard Electric Supply Co.
340
$130.28
$141.00
HOM250PSPD Square D Homeline Surge Protective Device
Standard Electric Supply Co.
340
$157.88
$185.00
HEPD80 - Square D 80Ka Surge Protection Device, 120/240V, 2-Pole, Panelboard Mount, Type 1, Culus Listed, Whole Home SPD
Essential Electric Supply
1K+
14% off
$157.88
$185.00
HEPD80 - Square D 80Ka Surge Protection Device, 120/240V, 2-Pole, Panelboard Mount, Type 1, Culus Listed, Whole Home SPD
Essential Electric Supply
1K+
$108.00
Square D - HOM250PSPD Homeline Whole House Surge Protection Device, 50Ka, 120/240V, 1-Phase, No Wiring, Plug-On Neutral
Amazon.com
266
Free shipping
$108.00
Square D - HOM250PSPD Homeline Whole House Surge Protection Device, 50Ka, 120/240V, 1-Phase, No Wiring, Plug-On Neutral
Amazon.com
266
$240.86
Square D | SDSA2040D | SDSA Surge Protective Device, 240 V Delta, 3-Phase, 3-Wire
Blackhawk Supply
$240.86
Square D | SDSA2040D | SDSA Surge Protective Device, 240 V Delta, 3-Phase, 3-Wire
Blackhawk Supply
$96.98
Square D Homeline Whole Home 25-Ka Indoor Surge Protective Device In Black | HOM2175SB
Lowe's
901
$96.98
Square D Homeline Whole Home 25-Ka Indoor Surge Protective Device In Black | HOM2175SB
Lowe's
901
$240.86
Square D | SDSA4040D | SDSA Surge Protective Device, 480 V Delta, 3-Phase, 3-Wire
Blackhawk Supply
$240.86
Square D | SDSA4040D | SDSA Surge Protective Device, 480 V Delta, 3-Phase, 3-Wire
Blackhawk Supply
$54.99
Square D By Schneider Electric Square D HEPD25 Universal Whole House Surge Protection Device, 1-Phase, 3-Wire For 120/240V, 25Ka
Amazon.com
1K+
Free shipping
$54.99
Square D By Schneider Electric Square D HEPD25 Universal Whole House Surge Protection Device, 1-Phase, 3-Wire For 120/240V, 25Ka
Amazon.com
1K+
$560.17
Square D | MA4IMA12 | Surge Protection Module, IMA, 120Ka, 480Y/277V AC, 3-Phase, 4-Wire, NEMA 2
Blackhawk Supply
$560.17
Square D | MA4IMA12 | Surge Protection Module, IMA, 120Ka, 480Y/277V AC, 3-Phase, 4-Wire, NEMA 2
Blackhawk Supply
$61.98
Square D 1 Phase Surge Protection Device, 120/240VAC
Amazon.com
213
Free shipping
$61.98
Square D 1 Phase Surge Protection Device, 120/240VAC
Amazon.com
213
$182.12
Square D | SDSA3650D | SURGE SUPPRESSOR, 40KA, 600V
Blackhawk Supply
3
$182.12
Square D | SDSA3650D | SURGE SUPPRESSOR, 40KA, 600V
Blackhawk Supply
3
$630.34
Square D | MA4IMA161 | Surge Protection Module, Surgelogic, MA, 160Ka, 480Y/277VAC, 3 Phase, 4 Wire, SPD Type 1
Blackhawk Supply
$630.34
Square D | MA4IMA161 | Surge Protection Module, Surgelogic, MA, 160Ka, 480Y/277VAC, 3 Phase, 4 Wire, SPD Type 1
Blackhawk Supply
$84.95
Square D QO QO250PSPD 50Ka 120/240V SPD Surge Protector NEW
RES LLC Store Main
180
$84.95
Square D QO QO250PSPD 50Ka 120/240V SPD Surge Protector NEW
RES LLC Store Main
180
$238.31
$257.92
SDSA2040 Square D Surgelogic Surge Protective Device
Standard Electric Supply Co.
$238.31
$257.92
SDSA2040 Square D Surgelogic Surge Protective Device
Standard Electric Supply Co.
$281.00
Square D 9421Ld4 : Circuit Breaker Op Mech For 400A Breaker
New Feedonomics Feed - ARC 8/12/2025
$281.00
Square D 9421Ld4 : Circuit Breaker Op Mech For 400A Breaker
New Feedonomics Feed - ARC 8/12/2025
$1,949.70
Square D | SSP04EMA16 | Surge Protection Device, Surgelogic, EMA, 160Ka, 480Y/277VAC, 3 Phase, 4 Wire, NEMA 1
Blackhawk Supply
$1,949.70
Square D | SSP04EMA16 | Surge Protection Device, Surgelogic, EMA, 160Ka, 480Y/277VAC, 3 Phase, 4 Wire, NEMA 1
Blackhawk Supply
$2,646.29
Square D | SSP01EMA24 | Surge Protection Device, Surgelogic, 240Ka, 120/240 VAC, 1 Phase, 3 Wire, NEMA 1
Blackhawk Supply
$2,646.29
Square D | SSP01EMA24 | Surge Protection Device, Surgelogic, 240Ka, 120/240 VAC, 1 Phase, 3 Wire, NEMA 1
Blackhawk Supply
$10,541.88
Square D | HL4IMA16C | Surge Protection Device, Surgelogic, HL, 160Ka, 480Y/277 VAC, 3 Phase, 4 Wire, SPD Type 2
Blackhawk Supply
$10,541.88
Square D | HL4IMA16C | Surge Protection Device, Surgelogic, HL, 160Ka, 480Y/277 VAC, 3 Phase, 4 Wire, SPD Type 2
Blackhawk Supply
$14,699.29
$16,070.00
Square D HL4IMA24C1 Schneider Electric SURGELOGIC Parts & Accessories Surge Protection Circuit Breakers
Essential Electric Supply
$14,699.29
$16,070.00
Square D HL4IMA24C1 Schneider Electric SURGELOGIC Parts & Accessories Surge Protection Circuit Breakers
Essential Electric Supply
$3,243.05
$4,075.00
Schneider Electric TVS5HWA10X Square D SURGELOGIC Parts And Accessories Surge Protection Circuit Breakers
Essential Electric Supply
20% off
$3,243.05
$4,075.00
Schneider Electric TVS5HWA10X Square D SURGELOGIC Parts And Accessories Surge Protection Circuit Breakers
Essential Electric Supply
$98.93
25Ka 2-Pole Whole Home Surge Protection Device For QO Load Centers QO2175SB
Home Depot
156
Free shipping
$98.93
25Ka 2-Pole Whole Home Surge Protection Device For QO Load Centers QO2175SB
Home Depot
156
$89.99
Square D By Schneider Electric HOM2175SB Homeline Surgebreaker Surge Protective Device Takes 2 Load Center Spaces (Pack Of 1)
Amazon.com
2
Free shipping
$89.99
Square D By Schneider Electric HOM2175SB Homeline Surgebreaker Surge Protective Device Takes 2 Load Center Spaces (Pack Of 1)
Amazon.com
2
$536.91
Square D | MA1IMA12 | Surge Mod IMA - 120Ka, 120/240VAC, 1P3W, T2, CSA
Blackhawk Supply
$536.91
Square D | MA1IMA12 | Surge Mod IMA - 120Ka, 120/240VAC, 1P3W, T2, CSA
Blackhawk Supply
$213.66
Square D | HFNF120ICSE005 | Surge Protection Device, Surgelogic, Type ICSE, 5A, 120 V, Flange, Active Tracking Filter
Blackhawk Supply
$213.66
Square D | HFNF120ICSE005 | Surge Protection Device, Surgelogic, Type ICSE, 5A, 120 V, Flange, Active Tracking Filter
Blackhawk Supply
$100.92
Square D | HEPD50 | Surge Protection Device, HEPD, 50Ka, 120/240 V, 1 Phase, 3 Wire, SPD Type 1
Blackhawk Supply
258
$100.92
Square D | HEPD50 | Surge Protection Device, HEPD, 50Ka, 120/240 V, 1 Phase, 3 Wire, SPD Type 1
Blackhawk Supply
258
$91.00
Square D - QO250GFICP QO 50-Amp Two-Pole GFCI Breaker
Amazon.com
127
Free shipping
$91.00
Square D - QO250GFICP QO 50-Amp Two-Pole GFCI Breaker
Amazon.com
127
$910.22
Square D | MA4IMA241 | Surge Mod IMA, 240Ka, 480Y/277VAC, 3P4W, T1, CSA
Blackhawk Supply
$910.22
Square D | MA4IMA241 | Surge Mod IMA, 240Ka, 480Y/277VAC, 3P4W, T1, CSA
Blackhawk Supply
$18.00
Square D Homeline 30 Amps Surge 2-Pole Circuit Breaker
Amazon.com
148
$18.00
Square D Homeline 30 Amps Surge 2-Pole Circuit Breaker
Amazon.com
148
$67.01
Square D QO120SB 30Ka 120V 1P Surge Protective Device SPD NEW
RES LLC Store Main
$67.01
Square D QO120SB 30Ka 120V 1P Surge Protective Device SPD NEW
RES LLC Store Main
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Shop Square D Circuit Breaker and Surge Protective Device

Sponsored
About our ads
$123.80
Square D - QO250PSPD QO Whole House Surge Protection Device, 50Ka, 120/240V, 1-Phase, No Wiring, Plug-On Neutral
Amazon.com
180
Free shipping
$123.80
Square D - QO250PSPD QO Whole House Surge Protection Device, 50Ka, 120/240V, 1-Phase, No Wiring, Plug-On Neutral
Amazon.com
180
$59.59
Square D 9080Gcb10 : Circuit Protector 250V 1A Type Nema
New Feedonomics Feed - ARC 8/12/2025
$59.59
Square D 9080Gcb10 : Circuit Protector 250V 1A Type Nema
New Feedonomics Feed - ARC 8/12/2025
$100.54
$108.00
HEPD50 Square D Surge Protective Device
Standard Electric Supply Co.
258
$100.54
$108.00
HEPD50 Square D Surge Protective Device
Standard Electric Supply Co.
258
$65.09
Square D 9080Gcb150 : Circuit Protector 250V 15Amp Type Nema
New Feedonomics Feed - ARC 8/12/2025
2
$65.09
Square D 9080Gcb150 : Circuit Protector 250V 15Amp Type Nema
New Feedonomics Feed - ARC 8/12/2025
2
$59.01
SDSA1175 Square D Surgelogic Surge Arrester
Standard Electric Supply Co.
37
$59.01
SDSA1175 Square D Surgelogic Surge Arrester
Standard Electric Supply Co.
37
$228.78
$257.92
SDSA3650D Square D Surgelogic Surge Protective Device
Standard Electric Supply Co.
3
11% off
$228.78
$257.92
SDSA3650D Square D Surgelogic Surge Protective Device
Standard Electric Supply Co.
3
$238.31
$257.92
SDSA3650 Square D Surgelogic Surge Protective Device
Standard Electric Supply Co.
5
$238.31
$257.92
SDSA3650 Square D Surgelogic Surge Protective Device
Standard Electric Supply Co.
5
$69.99
Square D QO QO2175SB 25Ka 120/240V Surge Protective Device NEW
RES LLC Store Main
156
$69.99
Square D QO QO2175SB 25Ka 120/240V Surge Protective Device NEW
RES LLC Store Main
156
$130.28
$141.00
HOM250PSPD Square D Homeline Surge Protective Device
Standard Electric Supply Co.
340
$130.28
$141.00
HOM250PSPD Square D Homeline Surge Protective Device
Standard Electric Supply Co.
340
$157.88
$185.00
HEPD80 - Square D 80Ka Surge Protection Device, 120/240V, 2-Pole, Panelboard Mount, Type 1, Culus Listed, Whole Home SPD
Essential Electric Supply
1K+
14% off
$157.88
$185.00
HEPD80 - Square D 80Ka Surge Protection Device, 120/240V, 2-Pole, Panelboard Mount, Type 1, Culus Listed, Whole Home SPD
Essential Electric Supply
1K+
$108.00
Square D - HOM250PSPD Homeline Whole House Surge Protection Device, 50Ka, 120/240V, 1-Phase, No Wiring, Plug-On Neutral
Amazon.com
266
Free shipping
$108.00
Square D - HOM250PSPD Homeline Whole House Surge Protection Device, 50Ka, 120/240V, 1-Phase, No Wiring, Plug-On Neutral
Amazon.com
266
$240.86
Square D | SDSA2040D | SDSA Surge Protective Device, 240 V Delta, 3-Phase, 3-Wire
Blackhawk Supply
$240.86
Square D | SDSA2040D | SDSA Surge Protective Device, 240 V Delta, 3-Phase, 3-Wire
Blackhawk Supply
$96.98
Square D Homeline Whole Home 25-Ka Indoor Surge Protective Device In Black | HOM2175SB
Lowe's
901
$96.98
Square D Homeline Whole Home 25-Ka Indoor Surge Protective Device In Black | HOM2175SB
Lowe's
901
$240.86
Square D | SDSA4040D | SDSA Surge Protective Device, 480 V Delta, 3-Phase, 3-Wire
Blackhawk Supply
$240.86
Square D | SDSA4040D | SDSA Surge Protective Device, 480 V Delta, 3-Phase, 3-Wire
Blackhawk Supply
$54.99
Square D By Schneider Electric Square D HEPD25 Universal Whole House Surge Protection Device, 1-Phase, 3-Wire For 120/240V, 25Ka
Amazon.com
1K+
Free shipping
$54.99
Square D By Schneider Electric Square D HEPD25 Universal Whole House Surge Protection Device, 1-Phase, 3-Wire For 120/240V, 25Ka
Amazon.com
1K+
$560.17
Square D | MA4IMA12 | Surge Protection Module, IMA, 120Ka, 480Y/277V AC, 3-Phase, 4-Wire, NEMA 2
Blackhawk Supply
$560.17
Square D | MA4IMA12 | Surge Protection Module, IMA, 120Ka, 480Y/277V AC, 3-Phase, 4-Wire, NEMA 2
Blackhawk Supply
$61.98
Square D 1 Phase Surge Protection Device, 120/240VAC
Amazon.com
213
Free shipping
$61.98
Square D 1 Phase Surge Protection Device, 120/240VAC
Amazon.com
213
$182.12
Square D | SDSA3650D | SURGE SUPPRESSOR, 40KA, 600V
Blackhawk Supply
3
$182.12
Square D | SDSA3650D | SURGE SUPPRESSOR, 40KA, 600V
Blackhawk Supply
3