Shop Miniature Circuit Breaker 3 Phase

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$152.99
SIEMENS Miniature Circuit Breaker, QP Series, 100A, 3 Pole, 240V AC, 10Ka At 120V AC, Q3100
Zoro.com
99
$152.99
SIEMENS Miniature Circuit Breaker, QP Series, 100A, 3 Pole, 240V AC, 10Ka At 120V AC, Q3100
Zoro.com
99
$188.80
SCHNEIDER ELECTRIC 480Y/277-VOLT 25-AMP EDB34025 Miniature Circuit Breaker 480Y/277V 25A
Amazon.com
3
Free shipping
$188.80
SCHNEIDER ELECTRIC 480Y/277-VOLT 25-AMP EDB34025 Miniature Circuit Breaker 480Y/277V 25A
Amazon.com
3
$68.25
SIEMENS Miniature Circuit Breaker, Q Series, 20A, 3 Pole, 240V AC, 10Ka At 120V AC, Q320
Zoro.com
17
$68.25
SIEMENS Miniature Circuit Breaker, Q Series, 20A, 3 Pole, 240V AC, 10Ka At 120V AC, Q320
Zoro.com
17
$68.25
SIEMENS Miniature Circuit Breaker, Q Series, 50A, 3 Pole, 240V AC, 10Ka At 120V AC, Q350
Zoro.com
17
$68.25
SIEMENS Miniature Circuit Breaker, Q Series, 50A, 3 Pole, 240V AC, 10Ka At 120V AC, Q350
Zoro.com
17
$266.99
GE Miniature Circuit Breaker, THQB Series, 20A, 3 Pole, 240V AC, 10Ka At 240V AC, THQB32020
Zoro.com
$266.99
GE Miniature Circuit Breaker, THQB Series, 20A, 3 Pole, 240V AC, 10Ka At 240V AC, THQB32020
Zoro.com
$527.99
$555.99
SQUARE D Miniature Circuit Breaker, QO Series, 20A, 3 Pole, 208/120V AC, 10Ka At 208/120V AC, A Curve, QOB320GFI
Zoro.com
$527.99
$555.99
SQUARE D Miniature Circuit Breaker, QO Series, 20A, 3 Pole, 208/120V AC, 10Ka At 208/120V AC, A Curve, QOB320GFI
Zoro.com
$99.50
GE THQB32025 Bolt-On Mount Type THQB Miniature Circuit Breaker 3-Pole 25 Amp 240 Volt AC
Amazon.com
Free shipping
$99.50
GE THQB32025 Bolt-On Mount Type THQB Miniature Circuit Breaker 3-Pole 25 Amp 240 Volt AC
Amazon.com
Free shipping
$76.00
Allen-Bradley 1489-A3C100 Miniature Circuit Breaker, 3P, 10A, A
PLCHardware.com
$76.00
Allen-Bradley 1489-A3C100 Miniature Circuit Breaker, 3P, 10A, A
PLCHardware.com
$184.00
Schneider Electric EDB34030 Miniature Circuit Breaker 480Y/277-Volt 30-Amp Electrical Box, Black
Amazon.com
19
Free shipping
$184.00
Schneider Electric EDB34030 Miniature Circuit Breaker 480Y/277-Volt 30-Amp Electrical Box, Black
Amazon.com
19
$159.00
Siemens | 5SY43MCB C2 | 3 Pole Minature Circuit Breaker |
Classic Automation
$159.00
Siemens | 5SY43MCB C2 | 3 Pole Minature Circuit Breaker |
Classic Automation
$41.09
Milbank Q250 2P-50A Circuit Breaker
New Feedonomics Feed - ARC 8/12/2025
$41.09
Milbank Q250 2P-50A Circuit Breaker
New Feedonomics Feed - ARC 8/12/2025
$189.00
SCHNEIDER ELECTRIC 480Y/277-VOLT 50-AMP EDB34050 Miniature Circuit Breaker 480Y/277V 50A, Black
Amazon.com
Free shipping
$189.00
SCHNEIDER ELECTRIC 480Y/277-VOLT 50-AMP EDB34050 Miniature Circuit Breaker 480Y/277V 50A, Black
Amazon.com
Free shipping
$492.99
EATON Miniature Circuit Breaker, GHB Series, 50A, 3 Pole, 277/480V AC, 14Ka At 277/480V AC, GHB3050
Zoro.com
$492.99
EATON Miniature Circuit Breaker, GHB Series, 50A, 3 Pole, 277/480V AC, 14Ka At 277/480V AC, GHB3050
Zoro.com
$299.98
Eaton/Cutler-Hammer EHD3100 3 Pole Circuit Breaker
SuperBreakers.com
1
$299.98
Eaton/Cutler-Hammer EHD3100 3 Pole Circuit Breaker
SuperBreakers.com
1
$128.80
Eaton/Cutler-Hammer BAB3040H 3 Pole Circuit Breaker
SuperBreakers.com
$128.80
Eaton/Cutler-Hammer BAB3040H 3 Pole Circuit Breaker
SuperBreakers.com
$257.99
EATON IEC Miniature Circuit Breaker, FAZ-NA Series, 30A, 3 Pole, 277/480V AC, 10Ka At 277/480V AC, FAZ-C30/3-NA
Zoro.com
2
$257.99
EATON IEC Miniature Circuit Breaker, FAZ-NA Series, 30A, 3 Pole, 277/480V AC, 10Ka At 277/480V AC, FAZ-C30/3-NA
Zoro.com
2
$263.99
SQUARE D Miniature Circuit Breaker, QO Series, 30A, 3 Pole, 120/240V AC, 10Ka At 120/240V AC, QOB330
Zoro.com
12
$263.99
SQUARE D Miniature Circuit Breaker, QO Series, 30A, 3 Pole, 120/240V AC, 10Ka At 120/240V AC, QOB330
Zoro.com
12
$68.25
SIEMENS Miniature Circuit Breaker, Q Series, 30A, 3 Pole, 240V AC, 10Ka At 120V AC, Q330
Zoro.com
$68.25
SIEMENS Miniature Circuit Breaker, Q Series, 30A, 3 Pole, 240V AC, 10Ka At 120V AC, Q330
Zoro.com
$112.99
SQUARE D Miniature Circuit Breaker, QO Series, 40A, 3 Pole, 120/240V AC, 10Ka At 120/240V AC, QO340
Zoro.com
10
$112.99
SQUARE D Miniature Circuit Breaker, QO Series, 40A, 3 Pole, 120/240V AC, 10Ka At 120/240V AC, QO340
Zoro.com
10
$113.99
SQUARE D Miniature Circuit Breaker, QO Series, 60A, 3 Pole, 120/240V AC, 10Ka At 120/240V AC, QO360
Zoro.com
9
$113.99
SQUARE D Miniature Circuit Breaker, QO Series, 60A, 3 Pole, 120/240V AC, 10Ka At 120/240V AC, QO360
Zoro.com
9
$282.99
SCHNEIDER ELECTRIC IEC Miniature Circuit Breaker, MULTI9 Series, 50A, 3 Pole, 240/415/440V AC, 10Ka At 240V AC, M9F42350
Zoro.com
$282.99
SCHNEIDER ELECTRIC IEC Miniature Circuit Breaker, MULTI9 Series, 50A, 3 Pole, 240/415/440V AC, 10Ka At 240V AC, M9F42350
Zoro.com
$216.99
SQUARE D Miniature Circuit Breaker, QO Series, 30A, 3 Pole, 120/240V AC, 22Ka At 120/240V AC, QO330VH
Zoro.com
$216.99
SQUARE D Miniature Circuit Breaker, QO Series, 30A, 3 Pole, 120/240V AC, 22Ka At 120/240V AC, QO330VH
Zoro.com
$113.99
SQUARE D Miniature Circuit Breaker, QO Series, 50A, 3 Pole, 120/240V AC, 10Ka At 120/240V AC, QO350
Zoro.com
7
$113.99
SQUARE D Miniature Circuit Breaker, QO Series, 50A, 3 Pole, 120/240V AC, 10Ka At 120/240V AC, QO350
Zoro.com
7
$48.97
$949.32
QOB360 - Square D 60A 3-Pole 120/240VAC Bolt-On Miniature Circuit Breaker, 10Ka Interrupt, QOB Series, Thermal Magnetic Trip, UL/CSA Certified
Essential Electric Supply
94% off
$48.97
$949.32
QOB360 - Square D 60A 3-Pole 120/240VAC Bolt-On Miniature Circuit Breaker, 10Ka Interrupt, QOB Series, Thermal Magnetic Trip, UL/CSA Certified
Essential Electric Supply
$281.99
$296.99
SQUARE D Miniature Circuit Breaker, QO Series, 60A, 3 Pole, 120/240V AC, 10Ka At 120/240V AC, QO3601021
Zoro.com
$281.99
$296.99
SQUARE D Miniature Circuit Breaker, QO Series, 60A, 3 Pole, 120/240V AC, 10Ka At 120/240V AC, QO3601021
Zoro.com
$651.99
SQUARE D Miniature Circuit Breaker, E FRAME Series, 30A, 3 Pole, 277/480V AC, 25Ka At 120V AC, EDB34030
Zoro.com
$651.99
SQUARE D Miniature Circuit Breaker, E FRAME Series, 30A, 3 Pole, 277/480V AC, 25Ka At 120V AC, EDB34030
Zoro.com
$16.39
Chtaixi 3 Pole DIN Rail Mount Circuit Breaker, 40 Amp 480V AC Miniature Circuit Breaker, Thermal Magnetic Trip AC Disconnect Switch MCB C40
Amazon.com
85
$16.39
Chtaixi 3 Pole DIN Rail Mount Circuit Breaker, 40 Amp 480V AC Miniature Circuit Breaker, Thermal Magnetic Trip AC Disconnect Switch MCB C40
Amazon.com
85
$109.00
Allen-Bradley 1489-M3C100 Miniature Circuit Breaker, 3-P, 10A, D
PLCHardware.com
$109.00
Allen-Bradley 1489-M3C100 Miniature Circuit Breaker, 3-P, 10A, D
PLCHardware.com
$141.99
Siemens BQD3100 3 Pole 100 Amp 480V Circuit Breaker
BuyMyBreaker.com
$141.99
Siemens BQD3100 3 Pole 100 Amp 480V Circuit Breaker
BuyMyBreaker.com
$145.40
ATC Diversified Electronics MCB10CB3D1 | MINIATURE CIRCUIT BREAKER, UL 489, THREE POLE, TRIP CURVE D, 10A | Miniature Circuit Breakers
RS
$145.40
ATC Diversified Electronics MCB10CB3D1 | MINIATURE CIRCUIT BREAKER, UL 489, THREE POLE, TRIP CURVE D, 10A | Miniature Circuit Breakers
RS
$145.40
ATC Diversified Electronics MCB20CB3D1 | MINIATURE CIRCUIT BREAKER, UL 489, THREE POLE, TRIP CURVE D, 20A | Miniature Circuit Breakers
RS
$145.40
ATC Diversified Electronics MCB20CB3D1 | MINIATURE CIRCUIT BREAKER, UL 489, THREE POLE, TRIP CURVE D, 20A | Miniature Circuit Breakers
RS
$207.99
SCHNEIDER ELECTRIC Miniature Circuit Breaker, C60SP Series, 40A, 3 Pole, 240/415/440V AC, 10Ka At 240V AC, C Curve, M9F22340
Zoro.com
$207.99
SCHNEIDER ELECTRIC Miniature Circuit Breaker, C60SP Series, 40A, 3 Pole, 240/415/440V AC, 10Ka At 240V AC, C Curve, M9F22340
Zoro.com
$72.10
$82.38
SCHNEIDER ELECTRIC Miniature 240-Volt 60-Amp QOB360 Molded Case Circuit Breaker 600V 100A, Color
Amazon.com
Free shipping
12% off
$72.10
$82.38
SCHNEIDER ELECTRIC Miniature 240-Volt 60-Amp QOB360 Molded Case Circuit Breaker 600V 100A, Color
Amazon.com
Free shipping
$623.19
Siemens B390HH | CIRCUIT BREAKER THERMAL/MAGNETIC CUR RTG 90A 3 POLE 240V 65KAIC HBL SERIES | Miniature Circuit Breakers
RS
$623.19
Siemens B390HH | CIRCUIT BREAKER THERMAL/MAGNETIC CUR RTG 90A 3 POLE 240V 65KAIC HBL SERIES | Miniature Circuit Breakers
RS
$651.99
SQUARE D Miniature Circuit Breaker, E FRAME Series, 15A, 3 Pole, 277/480V AC, 25Ka At 120V AC, EDB34015
Zoro.com
$651.99
SQUARE D Miniature Circuit Breaker, E FRAME Series, 15A, 3 Pole, 277/480V AC, 25Ka At 120V AC, EDB34015
Zoro.com
$113.99
SQUARE D Miniature Circuit Breaker, QO Series, 30A, 3 Pole, 120/240V AC, 10Ka At 120/240V AC, QO330
Zoro.com
$113.99
SQUARE D Miniature Circuit Breaker, QO Series, 30A, 3 Pole, 120/240V AC, 10Ka At 120/240V AC, QO330
Zoro.com
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    Shop Miniature Circuit Breaker 3 Phase

    Sponsored
    About our ads
    $152.99
    SIEMENS Miniature Circuit Breaker, QP Series, 100A, 3 Pole, 240V AC, 10Ka At 120V AC, Q3100
    Zoro.com
    99
    $152.99
    SIEMENS Miniature Circuit Breaker, QP Series, 100A, 3 Pole, 240V AC, 10Ka At 120V AC, Q3100
    Zoro.com
    99
    $188.80
    SCHNEIDER ELECTRIC 480Y/277-VOLT 25-AMP EDB34025 Miniature Circuit Breaker 480Y/277V 25A
    Amazon.com
    3
    Free shipping
    $188.80
    SCHNEIDER ELECTRIC 480Y/277-VOLT 25-AMP EDB34025 Miniature Circuit Breaker 480Y/277V 25A
    Amazon.com
    3
    $68.25
    SIEMENS Miniature Circuit Breaker, Q Series, 20A, 3 Pole, 240V AC, 10Ka At 120V AC, Q320
    Zoro.com
    17
    $68.25
    SIEMENS Miniature Circuit Breaker, Q Series, 20A, 3 Pole, 240V AC, 10Ka At 120V AC, Q320
    Zoro.com
    17
    $68.25
    SIEMENS Miniature Circuit Breaker, Q Series, 50A, 3 Pole, 240V AC, 10Ka At 120V AC, Q350
    Zoro.com
    17
    $68.25
    SIEMENS Miniature Circuit Breaker, Q Series, 50A, 3 Pole, 240V AC, 10Ka At 120V AC, Q350
    Zoro.com
    17
    $266.99
    GE Miniature Circuit Breaker, THQB Series, 20A, 3 Pole, 240V AC, 10Ka At 240V AC, THQB32020
    Zoro.com
    $266.99
    GE Miniature Circuit Breaker, THQB Series, 20A, 3 Pole, 240V AC, 10Ka At 240V AC, THQB32020
    Zoro.com
    $527.99
    $555.99
    SQUARE D Miniature Circuit Breaker, QO Series, 20A, 3 Pole, 208/120V AC, 10Ka At 208/120V AC, A Curve, QOB320GFI
    Zoro.com
    $527.99
    $555.99
    SQUARE D Miniature Circuit Breaker, QO Series, 20A, 3 Pole, 208/120V AC, 10Ka At 208/120V AC, A Curve, QOB320GFI
    Zoro.com
    $99.50
    GE THQB32025 Bolt-On Mount Type THQB Miniature Circuit Breaker 3-Pole 25 Amp 240 Volt AC
    Amazon.com
    Free shipping
    $99.50
    GE THQB32025 Bolt-On Mount Type THQB Miniature Circuit Breaker 3-Pole 25 Amp 240 Volt AC
    Amazon.com
    Free shipping
    $76.00
    Allen-Bradley 1489-A3C100 Miniature Circuit Breaker, 3P, 10A, A
    PLCHardware.com
    $76.00
    Allen-Bradley 1489-A3C100 Miniature Circuit Breaker, 3P, 10A, A
    PLCHardware.com
    $184.00
    Schneider Electric EDB34030 Miniature Circuit Breaker 480Y/277-Volt 30-Amp Electrical Box, Black
    Amazon.com
    19
    Free shipping
    $184.00
    Schneider Electric EDB34030 Miniature Circuit Breaker 480Y/277-Volt 30-Amp Electrical Box, Black
    Amazon.com
    19
    $159.00
    Siemens | 5SY43MCB C2 | 3 Pole Minature Circuit Breaker |
    Classic Automation
    $159.00
    Siemens | 5SY43MCB C2 | 3 Pole Minature Circuit Breaker |
    Classic Automation
    $41.09
    Milbank Q250 2P-50A Circuit Breaker
    New Feedonomics Feed - ARC 8/12/2025
    $41.09
    Milbank Q250 2P-50A Circuit Breaker
    New Feedonomics Feed - ARC 8/12/2025
    $189.00
    SCHNEIDER ELECTRIC 480Y/277-VOLT 50-AMP EDB34050 Miniature Circuit Breaker 480Y/277V 50A, Black
    Amazon.com
    Free shipping
    $189.00
    SCHNEIDER ELECTRIC 480Y/277-VOLT 50-AMP EDB34050 Miniature Circuit Breaker 480Y/277V 50A, Black
    Amazon.com
    Free shipping
    $492.99
    EATON Miniature Circuit Breaker, GHB Series, 50A, 3 Pole, 277/480V AC, 14Ka At 277/480V AC, GHB3050
    Zoro.com
    $492.99
    EATON Miniature Circuit Breaker, GHB Series, 50A, 3 Pole, 277/480V AC, 14Ka At 277/480V AC, GHB3050
    Zoro.com
    $299.98
    Eaton/Cutler-Hammer EHD3100 3 Pole Circuit Breaker
    SuperBreakers.com
    1
    $299.98
    Eaton/Cutler-Hammer EHD3100 3 Pole Circuit Breaker
    SuperBreakers.com
    1
    $128.80
    Eaton/Cutler-Hammer BAB3040H 3 Pole Circuit Breaker
    SuperBreakers.com
    16
    30-day returns (most items)
    $128.80
    Eaton/Cutler-Hammer BAB3040H 3 Pole Circuit Breaker
    SuperBreakers.com
    16
    $257.99
    EATON IEC Miniature Circuit Breaker, FAZ-NA Series, 30A, 3 Pole, 277/480V AC, 10Ka At 277/480V AC, FAZ-C30/3-NA
    Zoro.com
    2
    $257.99
    EATON IEC Miniature Circuit Breaker, FAZ-NA Series, 30A, 3 Pole, 277/480V AC, 10Ka At 277/480V AC, FAZ-C30/3-NA
    Zoro.com
    2
    $263.99
    SQUARE D Miniature Circuit Breaker, QO Series, 30A, 3 Pole, 120/240V AC, 10Ka At 120/240V AC, QOB330
    Zoro.com
    12
    $263.99
    SQUARE D Miniature Circuit Breaker, QO Series, 30A, 3 Pole, 120/240V AC, 10Ka At 120/240V AC, QOB330
    Zoro.com
    12
    $68.25
    SIEMENS Miniature Circuit Breaker, Q Series, 30A, 3 Pole, 240V AC, 10Ka At 120V AC, Q330
    Zoro.com
    $68.25
    SIEMENS Miniature Circuit Breaker, Q Series, 30A, 3 Pole, 240V AC, 10Ka At 120V AC, Q330
    Zoro.com