Shop Three-Phase Breaker

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$424.98
Square D FA36050 - 50A 3 Pole FA Molded Case Circuit Breaker
SuperBreakers.com
2
$424.98
Square D FA36050 - 50A 3 Pole FA Molded Case Circuit Breaker
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Square D QOB31001021 - 100A 3 Pole QOB Miniature Circuit Breaker
SuperBreakers.com
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Square D QOB31001021 - 100A 3 Pole QOB Miniature Circuit Breaker
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Eaton / Cutler-Hammer HMCP150T4C - 150A 3 Pole HMCP Motor Circuit Protector
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SIEMENS GF224NR 200 Amp, 2 Pole, 240-Volt, 3 Wire, Fused, General Duty, Outdoor Rated
Amazon.com
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Amazon.com
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Cutler Hammer BAB3030H 30A 3P Bolt On Ckt Breaker-Ch
Amazon.com
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Cutler Hammer BAB3030H 30A 3P Bolt On Ckt Breaker-Ch
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BJ3125 - Cutler Hammer 125A 240V 3-Pole Plug-On Circuit Breaker Type BJ Frame
Essential Electric Supply
79% off
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BJ3125 - Cutler Hammer 125A 240V 3-Pole Plug-On Circuit Breaker Type BJ Frame
Essential Electric Supply
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Square D By Schneider Electric QO3100 QO 100 Amp Three-Pole Circuit Breaker, Black
Amazon.com
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Siemens HED43B060 Molded Case Circuit Breaker, HED4, 3-Pole, 60A
PLCHardware.com
$355.00
Siemens HED43B060 Molded Case Circuit Breaker, HED4, 3-Pole, 60A
PLCHardware.com
$403.00
Siemens HFD63F250 Circuit Breaker Frame, HFD6, 3-Pole, 250A
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3
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QR23B125 SIEMENS - Circuit Breaker & Molded Case Circuit Breaker Supplies
Radwell.com
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Radwell.com
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THQB32050 | Quality Switchgear
Quality Switchgear
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THQB32050 | Quality Switchgear
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QO3401021 | Quality Switchgear
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3VA4120-6ED34-0AA0 SIEMENS - Circuit Breaker & Molded Case Circuit Breaker Supplies
Radwell.com
$358.00
3VA4120-6ED34-0AA0 SIEMENS - Circuit Breaker & Molded Case Circuit Breaker Supplies
Radwell.com
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KD3250 - Cutler Hammer 250 Amp 600 Volt 3 Pole Series C Circuit Breaker
Essential Electric Supply
77% off
$1,748.88
KD3250 - Cutler Hammer 250 Amp 600 Volt 3 Pole Series C Circuit Breaker
Essential Electric Supply
$2,262.16
3VA5325-7EF31-0AA0 - Siemens 250A 3-Pole Molded Case Circuit Breaker, 480V/600V, 100Kaic, UL Frame 400, TM240 Trip Unit, Bolt-On Mounting
Essential Electric Supply
$2,262.16
3VA5325-7EF31-0AA0 - Siemens 250A 3-Pole Molded Case Circuit Breaker, 480V/600V, 100Kaic, UL Frame 400, TM240 Trip Unit, Bolt-On Mounting
Essential Electric Supply
$95.00
Allen-Bradley 140M-C2E-B40 Motor Protection Circuit Breaker, D
PLCHardware.com
$95.00
Allen-Bradley 140M-C2E-B40 Motor Protection Circuit Breaker, D
PLCHardware.com
$248.00
Molded Case Circuit Breaker: 30A, characteristics, 100A frame (PN# GCB100S-3FF30LL)
Automation Direct
$248.00
Molded Case Circuit Breaker: 30A, characteristics, 100A frame (PN# GCB100S-3FF30LL)
Automation Direct
$1,273.00
S4242B3150 SIEMENS - Circuit Breaker & Load Center Circuit Breaker Supplies
Radwell.com
14
$1,273.00
S4242B3150 SIEMENS - Circuit Breaker & Load Center Circuit Breaker Supplies
Radwell.com
14
$523.84
QOB390VH - Square D Molded Case Circuit Breaker (New)
Electrical.com
$523.84
QOB390VH - Square D Molded Case Circuit Breaker (New)
Electrical.com
$246.14
TEY320 - General Electric Molded Case Circuit Breaker (New)
Electrical.com
6
$246.14
TEY320 - General Electric Molded Case Circuit Breaker (New)
Electrical.com
6
$102.02
THQC2160WL - General Electric Molded Case Circuit Breaker (New)
Electrical.com
$102.02
THQC2160WL - General Electric Molded Case Circuit Breaker (New)
Electrical.com
$248.00
Molded Case Circuit Breaker: 70A, characteristics, 100A frame (PN# GCB100S-3FF70LL)
Automation Direct
$248.00
Molded Case Circuit Breaker: 70A, characteristics, 100A frame (PN# GCB100S-3FF70LL)
Automation Direct
$734.25
BDL36030 Square D Powerpact Molded Case Circuit Breaker
Standard Electric Supply Co.
$734.25
BDL36030 Square D Powerpact Molded Case Circuit Breaker
Standard Electric Supply Co.
$45,971.50
1600 Amp Enclosed Circuit Breaker Disconnect, 208V AC, 3-Pole, 50 Kaic, Thru-Door Handle, Wall Mount
Larson Electronics
$45,971.50
1600 Amp Enclosed Circuit Breaker Disconnect, 208V AC, 3-Pole, 50 Kaic, Thru-Door Handle, Wall Mount
Larson Electronics
$740.00
D-Curve MCCB Circuit Breaker Assembly - 100 Amp - Three Pole - Surface Mount - 480V AC Max - Fixed M
Larson Electronics
$740.00
D-Curve MCCB Circuit Breaker Assembly - 100 Amp - Three Pole - Surface Mount - 480V AC Max - Fixed M
Larson Electronics
$279.82
LSIS UTE100E FTU Molded Case Circuit Breaker- 3 Pole, 50Ka, Fixed Thermal/Magnetic, Lugs Line/Load Side, 20A / E
Nema Supply
$279.82
LSIS UTE100E FTU Molded Case Circuit Breaker- 3 Pole, 50Ka, Fixed Thermal/Magnetic, Lugs Line/Load Side, 20A / E
Nema Supply
$95.00
THQB32035 General Electric Circuit Breaker
MIDWEST Electrical Testing & Maintenance Co.
$95.00
THQB32035 General Electric Circuit Breaker
MIDWEST Electrical Testing & Maintenance Co.
$234.88
3RV20214CA15 Siemens Motor Protection Circuit Breaker
Standard Electric Supply Co.
$234.88
3RV20214CA15 Siemens Motor Protection Circuit Breaker
Standard Electric Supply Co.
$158.26
3RV20111KA20 Siemens SIRIUS Motor Protection Circuit Breaker
Standard Electric Supply Co.
$158.26
3RV20111KA20 Siemens SIRIUS Motor Protection Circuit Breaker
Standard Electric Supply Co.
$972.40
Square D Miniature Circuit Breaker: 30 A, 120V AC, Three Phase, 10Ka At 120V AC, 3 Poles Model: QO330GFI
Grainger
$972.40
Square D Miniature Circuit Breaker: 30 A, 120V AC, Three Phase, 10Ka At 120V AC, 3 Poles Model: QO330GFI
Grainger
$86.29
E-T-A 2210-T230-K0F2-H231-10A Thermal Magnetic Circuit Breaker 1077 3 Pole DIN Mount 480VAC/65VDC F2 1NC AUX 10A
MRO Supply MC
Free shipping
$86.29
E-T-A 2210-T230-K0F2-H231-10A Thermal Magnetic Circuit Breaker 1077 3 Pole DIN Mount 480VAC/65VDC F2 1NC AUX 10A
MRO Supply MC
Free shipping
$172.70
Eaton / Cutler-Hammer / Westinghouse BRH3100
Relectric.com
$172.70
Eaton / Cutler-Hammer / Westinghouse BRH3100
Relectric.com
$124.83
Schneider Tesys 50A 3P Load Break Switch Enclosure IP65 - VBF3GE
Tameson.com
$124.83
Schneider Tesys 50A 3P Load Break Switch Enclosure IP65 - VBF3GE
Tameson.com
$1,125.38
Siemens Miniature Circuit Breaker: 30 A Amps, 480V AC, 3 Poles, Std Model: BQD330
Grainger
$1,125.38
Siemens Miniature Circuit Breaker: 30 A Amps, 480V AC, 3 Poles, Std Model: BQD330
Grainger
$195.00
TEY380 General Electric Circuit Breaker
MIDWEST Electrical Testing & Maintenance Co.
$195.00
TEY380 General Electric Circuit Breaker
MIDWEST Electrical Testing & Maintenance Co.
[Hot Item] Zw32-12 Outdoor High Voltage Vacuum Circuit Breaker Three Phase Breaker Switchgear
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askfilo.com
What is a 3 Pole Breaker? How Does It Work?
What is a 3 Pole Breaker? How Does It Work?
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galvinpower.org
How to install 3 phase circuit breaker #Electrical #wiring #fbreels | BCmind
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Did you know you can become a fully qualified electrician without ever installing a three-phase distribution board? Crazy, right? So where do electricians actually learn this essential skill? 🤔 In this video, we take a deep dive into three-phase boards, including their setup, wiring, circuit protection, and best practices. Whether you're an apprentice, domestic installer, or plant maintenance electrician, this is the knowledge you need to confidently install and understand three-phase boards. W
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Three phase electricity can seem a little daunting and confusing at first so we break it down and make it simple and understandable in this specially released to the public video that forms part of our free CPD content. We answer questions such as: What is three phase electricity? Why do we use three phase and how do we use it? What are the relationships between voltages and currents in a 3-phase system? What are the colours used for three phase supplies? We also myth-bust some common preconcept
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Shop Three-Phase Breaker

Sponsored
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$467.69
QO3401021 | Quality Switchgear
Quality Switchgear
$467.69
QO3401021 | Quality Switchgear
Quality Switchgear
$118.46
THQL32070 | Quality Switchgear
Quality Switchgear
36
$118.46
THQL32070 | Quality Switchgear
Quality Switchgear
$358.00
3VA4120-6ED34-0AA0 SIEMENS - Circuit Breaker & Molded Case Circuit Breaker Supplies
Radwell.com
$358.00
3VA4120-6ED34-0AA0 SIEMENS - Circuit Breaker & Molded Case Circuit Breaker Supplies
Radwell.com
$1,748.88
KD3250 - Cutler Hammer 250 Amp 600 Volt 3 Pole Series C Circuit Breaker
Essential Electric Supply
77% off
$1,748.88
KD3250 - Cutler Hammer 250 Amp 600 Volt 3 Pole Series C Circuit Breaker
Essential Electric Supply
$2,262.16
3VA5325-7EF31-0AA0 - Siemens 250A 3-Pole Molded Case Circuit Breaker, 480V/600V, 100Kaic, UL Frame 400, TM240 Trip Unit, Bolt-On Mounting
Essential Electric Supply
$2,262.16
3VA5325-7EF31-0AA0 - Siemens 250A 3-Pole Molded Case Circuit Breaker, 480V/600V, 100Kaic, UL Frame 400, TM240 Trip Unit, Bolt-On Mounting
Essential Electric Supply
$95.00
Allen-Bradley 140M-C2E-B40 Motor Protection Circuit Breaker, D
PLCHardware.com
$95.00
Allen-Bradley 140M-C2E-B40 Motor Protection Circuit Breaker, D
PLCHardware.com
$248.00
Molded Case Circuit Breaker: 30A, characteristics, 100A frame (PN# GCB100S-3FF30LL)
Automation Direct
$248.00
Molded Case Circuit Breaker: 30A, characteristics, 100A frame (PN# GCB100S-3FF30LL)
Automation Direct
$1,273.00
S4242B3150 SIEMENS - Circuit Breaker & Load Center Circuit Breaker Supplies
Radwell.com
14
$1,273.00
S4242B3150 SIEMENS - Circuit Breaker & Load Center Circuit Breaker Supplies
Radwell.com
$523.84
QOB390VH - Square D Molded Case Circuit Breaker (New)
Electrical.com
$523.84
QOB390VH - Square D Molded Case Circuit Breaker (New)
Electrical.com
$246.14
TEY320 - General Electric Molded Case Circuit Breaker (New)
Electrical.com
6
$246.14
TEY320 - General Electric Molded Case Circuit Breaker (New)
Electrical.com
$102.02
THQC2160WL - General Electric Molded Case Circuit Breaker (New)
Electrical.com
$102.02
THQC2160WL - General Electric Molded Case Circuit Breaker (New)
Electrical.com
$248.00
Molded Case Circuit Breaker: 70A, characteristics, 100A frame (PN# GCB100S-3FF70LL)
Automation Direct
$248.00
Molded Case Circuit Breaker: 70A, characteristics, 100A frame (PN# GCB100S-3FF70LL)
Automation Direct
$734.25
BDL36030 Square D Powerpact Molded Case Circuit Breaker
Standard Electric Supply Co.
$734.25
BDL36030 Square D Powerpact Molded Case Circuit Breaker
Standard Electric Supply Co.
$45,971.50
1600 Amp Enclosed Circuit Breaker Disconnect, 208V AC, 3-Pole, 50 Kaic, Thru-Door Handle, Wall Mount
Larson Electronics
$45,971.50
1600 Amp Enclosed Circuit Breaker Disconnect, 208V AC, 3-Pole, 50 Kaic, Thru-Door Handle, Wall Mount
Larson Electronics
$740.00
D-Curve MCCB Circuit Breaker Assembly - 100 Amp - Three Pole - Surface Mount - 480V AC Max - Fixed M
Larson Electronics
$740.00
D-Curve MCCB Circuit Breaker Assembly - 100 Amp - Three Pole - Surface Mount - 480V AC Max - Fixed M
Larson Electronics
$279.82
LSIS UTE100E FTU Molded Case Circuit Breaker- 3 Pole, 50Ka, Fixed Thermal/Magnetic, Lugs Line/Load Side, 20A / E
Nema Supply
$279.82
LSIS UTE100E FTU Molded Case Circuit Breaker- 3 Pole, 50Ka, Fixed Thermal/Magnetic, Lugs Line/Load Side, 20A / E
Nema Supply
$95.00
THQB32035 General Electric Circuit Breaker
MIDWEST Electrical Testing & Maintenance Co.
$95.00
THQB32035 General Electric Circuit Breaker
MIDWEST Electrical Testing & Maintenance Co.
$234.88
3RV20214CA15 Siemens Motor Protection Circuit Breaker
Standard Electric Supply Co.
$234.88
3RV20214CA15 Siemens Motor Protection Circuit Breaker
Standard Electric Supply Co.

Shop Three-Phase Breaker

Sponsored
About our ads
$424.98
Square D FA36050 - 50A 3 Pole FA Molded Case Circuit Breaker
SuperBreakers.com
2
$424.98
Square D FA36050 - 50A 3 Pole FA Molded Case Circuit Breaker
SuperBreakers.com
2
$450.00
Square D QOB31001021 - 100A 3 Pole QOB Miniature Circuit Breaker
SuperBreakers.com
1
$450.00
Square D QOB31001021 - 100A 3 Pole QOB Miniature Circuit Breaker
SuperBreakers.com
1
$873.64
Eaton / Cutler-Hammer HMCP150T4C - 150A 3 Pole HMCP Motor Circuit Protector
SuperBreakers.com
3
$873.64
Eaton / Cutler-Hammer HMCP150T4C - 150A 3 Pole HMCP Motor Circuit Protector
SuperBreakers.com
3
$499.00
$550.00
SIEMENS GF224NR 200 Amp, 2 Pole, 240-Volt, 3 Wire, Fused, General Duty, Outdoor Rated
Amazon.com
18
Free shipping
$499.00
$550.00
SIEMENS GF224NR 200 Amp, 2 Pole, 240-Volt, 3 Wire, Fused, General Duty, Outdoor Rated
Amazon.com
18
$91.56
$110.00
Cutler Hammer BAB3030H 30A 3P Bolt On Ckt Breaker-Ch
Amazon.com
12
Free shipping
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$91.56
$110.00
Cutler Hammer BAB3030H 30A 3P Bolt On Ckt Breaker-Ch
Amazon.com
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$634.00
BJ3125 - Cutler Hammer 125A 240V 3-Pole Plug-On Circuit Breaker Type BJ Frame
Essential Electric Supply
79% off
$634.00
BJ3125 - Cutler Hammer 125A 240V 3-Pole Plug-On Circuit Breaker Type BJ Frame
Essential Electric Supply
$85.99
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Square D By Schneider Electric QO3100 QO 100 Amp Three-Pole Circuit Breaker, Black
Amazon.com
87
Free shipping
34% off
$85.99
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Square D By Schneider Electric QO3100 QO 100 Amp Three-Pole Circuit Breaker, Black
Amazon.com
87
$355.00
Siemens HED43B060 Molded Case Circuit Breaker, HED4, 3-Pole, 60A
PLCHardware.com
$355.00
Siemens HED43B060 Molded Case Circuit Breaker, HED4, 3-Pole, 60A
PLCHardware.com
$403.00
Siemens HFD63F250 Circuit Breaker Frame, HFD6, 3-Pole, 250A
PLCHardware.com
3
$403.00
Siemens HFD63F250 Circuit Breaker Frame, HFD6, 3-Pole, 250A
PLCHardware.com
3
$765.20
QR23B125 SIEMENS - Circuit Breaker & Molded Case Circuit Breaker Supplies
Radwell.com
$765.20
QR23B125 SIEMENS - Circuit Breaker & Molded Case Circuit Breaker Supplies
Radwell.com
$190.25
THQB32050 | Quality Switchgear
Quality Switchgear
$190.25
THQB32050 | Quality Switchgear
Quality Switchgear
$467.69
QO3401021 | Quality Switchgear
Quality Switchgear
$467.69
QO3401021 | Quality Switchgear
Quality Switchgear
$118.46
THQL32070 | Quality Switchgear
Quality Switchgear
36
$118.46
THQL32070 | Quality Switchgear
Quality Switchgear
36
$358.00
3VA4120-6ED34-0AA0 SIEMENS - Circuit Breaker & Molded Case Circuit Breaker Supplies
Radwell.com
$358.00
3VA4120-6ED34-0AA0 SIEMENS - Circuit Breaker & Molded Case Circuit Breaker Supplies
Radwell.com
$1,748.88
KD3250 - Cutler Hammer 250 Amp 600 Volt 3 Pole Series C Circuit Breaker
Essential Electric Supply
77% off
$1,748.88
KD3250 - Cutler Hammer 250 Amp 600 Volt 3 Pole Series C Circuit Breaker
Essential Electric Supply
$2,262.16
3VA5325-7EF31-0AA0 - Siemens 250A 3-Pole Molded Case Circuit Breaker, 480V/600V, 100Kaic, UL Frame 400, TM240 Trip Unit, Bolt-On Mounting
Essential Electric Supply
$2,262.16
3VA5325-7EF31-0AA0 - Siemens 250A 3-Pole Molded Case Circuit Breaker, 480V/600V, 100Kaic, UL Frame 400, TM240 Trip Unit, Bolt-On Mounting
Essential Electric Supply
$95.00
Allen-Bradley 140M-C2E-B40 Motor Protection Circuit Breaker, D
PLCHardware.com
$95.00
Allen-Bradley 140M-C2E-B40 Motor Protection Circuit Breaker, D
PLCHardware.com
$248.00
Molded Case Circuit Breaker: 30A, characteristics, 100A frame (PN# GCB100S-3FF30LL)
Automation Direct
$248.00
Molded Case Circuit Breaker: 30A, characteristics, 100A frame (PN# GCB100S-3FF30LL)
Automation Direct