Molded Case Circuit Breakers - ABB

Molded case circuit breakers (MCCBs) protect higher-current circuits, typically 15 to 2,500 amps, in panelboards, switchboards and equipment.

MCCB Features

Thermal-magnetic trip units – standard protection
Electronic trip units – adjustable settings
High interrupting ratings – high fault currents
Accessories – shunt trips, auxiliaries and handles

Choosing an MCCB

Select frame size, current rating, interrupting rating and trip unit. Confirm lug sizes and mounting.

Centro supplies molded case circuit breakers.

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ABB

ABB KXT3ECUAL1-4PC - KIT FC CUAL 1X95...185MM2 XT3 4PCS

MPN:KXT3ECUAL1-4PC

KIT FC CUAL 1X95...185MM2 XT3 4PCS

$22.86$77.23

You save 70%

Should ship between 13 Nov and 20 Nov

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ABB

ABB KXT3ECUAL2-3PC - KIT FC CUAL 1X35...150MM2 XT3 3PCS

MPN:KXT3ECUAL2-3PC

KIT FC CUAL 1X35...150MM2 XT3 3PCS

$17.73$59.93

You save 70%

Should ship between 13 Nov and 20 Nov

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ABB

ABB KXT3ECUAL2-4PC - KIT FC CUAL 1X35...150MM2 XT3 4PCS

MPN:KXT3ECUAL2-4PC

KIT FC CUAL 1X35...150MM2 XT3 4PCS

$22.86$77.23

You save 70%

Should ship between 13 Nov and 20 Nov

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ABB

ABB KXT3ECUALADP-3PC - KT FCCUAL 1X120-240MM2 XT3 3PCS+ADP

MPN:KXT3ECUALADP-3PC

KT FCCUAL 1X120-240MM2 XT3 3PCS+ADP

$28.30$95.67

You save 70%

Should ship between 13 Nov and 20 Nov

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ABB

ABB KXT3ECUALADP-4PC - KT FCCUAL 1X120-240MM2 XT3 4PCS+ADP

MPN:KXT3ECUALADP-4PC

KT FCCUAL 1X120-240MM2 XT3 4PCS+ADP

$37.18$125.63

You save 70%

Should ship between 13 Nov and 20 Nov

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ABB

ABB KXT3ECUALX2-3PC - KIT FC CUAL 2X35...150MM2 XT3 3PCS

MPN:KXT3ECUALX2-3PC

KIT FC CUAL 2X35...150MM2 XT3 3PCS

$83.98$283.87

You save 70%

Should ship between 13 Nov and 20 Nov

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ABB

ABB KXT3ECUALX2-4PC - KIT FC CUAL 2X35...150MM2 XT3 4PCS

MPN:KXT3ECUALX2-4PC

KIT FC CUAL 2X35...150MM2 XT3 4PCS

$35.13$118.71

You save 70%

Should ship between 13 Nov and 20 Nov

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ABB

ABB KXT3EDIN-3 - KIT DIN50022 XT3 3P

MPN:KXT3EDIN-3

KIT DIN50022 XT3 3P

$38.32$129.53

You save 70%

Should ship between 13 Nov and 20 Nov

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ABB

ABB KXT3EDIN-4 - KIT DIN50022 XT3 4P

MPN:KXT3EDIN-4

KIT DIN50022 XT3 4P

$36.70$124.05

You save 70%

Should ship between 13 Nov and 20 Nov

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ABB

ABB KXT3EDINRCPL - KIT DIN50022 XT3+RC PLATE DIN

MPN:KXT3EDINRCPL

KIT DIN50022 XT3+RC PLATE DIN

$55.54$187.71

You save 70%

Should ship between 13 Nov and 20 Nov

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ABB

ABB KXT3EEFFP-3 - KIT EF FP XT3 3 PIECES

MPN:KXT3EEFFP-3

KIT EF FP XT3 3 PIECES

$31.83$107.57

You save 70%

Should ship between 13 Nov and 20 Nov

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ABB

ABB KXT3EEFFP-4 - KIT EF FP XT3 4 PIECES

MPN:KXT3EEFFP-4

KIT EF FP XT3 4 PIECES

$42.22$142.71

You save 70%

Should ship between 13 Nov and 20 Nov

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ABB

ABB KXT3EF-3PC - KIT EF XT3 3 PIECES

MPN:KXT3EF-3PC

KIT EF XT3 3 PIECES

$31.83$107.57

You save 70%

Should ship between 13 Nov and 20 Nov

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ABB

ABB KXT3EF-4PC - KIT EF XT3 4 PIECES

MPN:KXT3EF-4PC

KIT EF XT3 4 PIECES

$42.22$142.71

You save 70%

Should ship between 13 Nov and 20 Nov

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ABB

ABB KXT3EF-6PC - KIT EF XT3 6 PIECES

MPN:KXT3EF-6PC

KIT EF XT3 6 PIECES

$58.14$196.50

You save 70%

Should ship between 13 Nov and 20 Nov

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ABB

ABB KXT3EFB-3PC - KIT FB XT3 3 PIECES

MPN:KXT3EFB-3PC

KIT FB XT3 3 PIECES

$57.49$194.29

You save 70%

Should ship between 13 Nov and 20 Nov

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ABB

ABB KXT3EFB-4PC - KIT FB XT3 4 PIECES

MPN:KXT3EFB-4PC

KIT FB XT3 4 PIECES

$76.65$259.07

You save 70%

Should ship between 13 Nov and 20 Nov

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ABB

ABB KXT3EMC-3PC - KIT MC CUAL 6X2.5...35MM2 XT3 3PCS

MPN:KXT3EMC-3PC

KIT MC CUAL 6X2.5...35MM2 XT3 3PCS

$112.54$380.36

You save 70%

Should ship between 13 Nov and 20 Nov

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ABB

ABB KXT3EMC-4PC - KIT MC CUAL 6X2.5...35MM2 XT3 4PCS

MPN:KXT3EMC-4PC

KIT MC CUAL 6X2.5...35MM2 XT3 4PCS

$149.36$504.85

You save 70%

Should ship between 13 Nov and 20 Nov

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ABB

ABB KXT3EMC-6PC - KIT MC CUAL 6X2.5...35MM2 XT3 6PCS

MPN:KXT3EMC-6PC

KIT MC CUAL 6X2.5...35MM2 XT3 6PCS

$437.14$1,477.54

You save 70%

Should ship between 13 Nov and 20 Nov

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ABB

ABB KXT3EPFPHR-3 - XT3 P FP 3P HR

MPN:KXT3EPFPHR-3

XT3 P FP 3P HR

$238.05$804.63

You save 70%

Should ship between 13 Nov and 20 Nov

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ABB

ABB KXT3EPFPHR-4 - XT3 P FP 4P HR

MPN:KXT3EPFPHR-4

XT3 P FP 4P HR

$287.75$972.58

You save 70%

Should ship between 13 Nov and 20 Nov

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ABB

ABB KXT3ER-3PC - KIT R XT3 3 PIECES

MPN:KXT3ER-3PC

KIT R XT3 3 PIECES

$80.87$273.34

You save 70%

Should ship between 13 Nov and 20 Nov

Subject to factory lead times

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ABB

ABB KXT3ER-4PC - KIT R XT3 4 PIECES

MPN:KXT3ER-4PC

KIT R XT3 4 PIECES

$107.51$363.34

You save 70%

Should ship between 13 Nov and 20 Nov

Subject to factory lead times

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ABB

ABB KXT3ECUAL1-4PC - KIT FC CUAL 1X95...185MM2 XT3 4PCS

MPN:KXT3ECUAL1-4PC

KIT FC CUAL 1X95...185MM2 XT3 4PCS

$22.86$77.23

You save 70%

Should ship between 13 Nov and 20 Nov

Subject to factory lead times

QTY:

Compare

ABB

ABB KXT3ECUAL2-3PC - KIT FC CUAL 1X35...150MM2 XT3 3PCS

MPN:KXT3ECUAL2-3PC

KIT FC CUAL 1X35...150MM2 XT3 3PCS

$17.73$59.93

You save 70%

Should ship between 13 Nov and 20 Nov

Subject to factory lead times

QTY:

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ABB

ABB KXT3ECUAL2-4PC - KIT FC CUAL 1X35...150MM2 XT3 4PCS

MPN:KXT3ECUAL2-4PC

KIT FC CUAL 1X35...150MM2 XT3 4PCS

$22.86$77.23

You save 70%

Should ship between 13 Nov and 20 Nov

Subject to factory lead times

QTY:

Compare

ABB

ABB KXT3ECUALADP-3PC - KT FCCUAL 1X120-240MM2 XT3 3PCS+ADP

MPN:KXT3ECUALADP-3PC

KT FCCUAL 1X120-240MM2 XT3 3PCS+ADP

$28.30$95.67

You save 70%

Should ship between 13 Nov and 20 Nov

Subject to factory lead times

QTY:

Compare

ABB

ABB KXT3ECUALADP-4PC - KT FCCUAL 1X120-240MM2 XT3 4PCS+ADP

MPN:KXT3ECUALADP-4PC

KT FCCUAL 1X120-240MM2 XT3 4PCS+ADP

$37.18$125.63

You save 70%

Should ship between 13 Nov and 20 Nov

Subject to factory lead times

QTY:

Compare

ABB

ABB KXT3ECUALX2-3PC - KIT FC CUAL 2X35...150MM2 XT3 3PCS

MPN:KXT3ECUALX2-3PC

KIT FC CUAL 2X35...150MM2 XT3 3PCS

$83.98$283.87

You save 70%

Should ship between 13 Nov and 20 Nov

Subject to factory lead times

QTY:

Compare

ABB

ABB KXT3ECUALX2-4PC - KIT FC CUAL 2X35...150MM2 XT3 4PCS

MPN:KXT3ECUALX2-4PC

KIT FC CUAL 2X35...150MM2 XT3 4PCS

$35.13$118.71

You save 70%

Should ship between 13 Nov and 20 Nov

Subject to factory lead times

QTY:

Compare

ABB

ABB KXT3EDIN-3 - KIT DIN50022 XT3 3P

MPN:KXT3EDIN-3

KIT DIN50022 XT3 3P

$38.32$129.53

You save 70%

Should ship between 13 Nov and 20 Nov

Subject to factory lead times

QTY:

Compare

ABB

ABB KXT3EDIN-4 - KIT DIN50022 XT3 4P

MPN:KXT3EDIN-4

KIT DIN50022 XT3 4P

$36.70$124.05

You save 70%

Should ship between 13 Nov and 20 Nov

Subject to factory lead times

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ABB

ABB KXT3EDINRCPL - KIT DIN50022 XT3+RC PLATE DIN

MPN:KXT3EDINRCPL

KIT DIN50022 XT3+RC PLATE DIN

$55.54$187.71

You save 70%

Should ship between 13 Nov and 20 Nov

Subject to factory lead times

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ABB

ABB KXT3EEFFP-3 - KIT EF FP XT3 3 PIECES

MPN:KXT3EEFFP-3

KIT EF FP XT3 3 PIECES

$31.83$107.57

You save 70%

Should ship between 13 Nov and 20 Nov

Subject to factory lead times

QTY:

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ABB

ABB KXT3EEFFP-4 - KIT EF FP XT3 4 PIECES

MPN:KXT3EEFFP-4

KIT EF FP XT3 4 PIECES

$42.22$142.71

You save 70%

Should ship between 13 Nov and 20 Nov

Subject to factory lead times

QTY:

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ABB

ABB KXT3EF-3PC - KIT EF XT3 3 PIECES

MPN:KXT3EF-3PC

KIT EF XT3 3 PIECES

$31.83$107.57

You save 70%

Should ship between 13 Nov and 20 Nov

Subject to factory lead times

QTY:

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ABB

ABB KXT3EF-4PC - KIT EF XT3 4 PIECES

MPN:KXT3EF-4PC

KIT EF XT3 4 PIECES

$42.22$142.71

You save 70%

Should ship between 13 Nov and 20 Nov

Subject to factory lead times

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ABB

ABB KXT3EF-6PC - KIT EF XT3 6 PIECES

MPN:KXT3EF-6PC

KIT EF XT3 6 PIECES

$58.14$196.50

You save 70%

Should ship between 13 Nov and 20 Nov

Subject to factory lead times

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ABB

ABB KXT3EFB-3PC - KIT FB XT3 3 PIECES

MPN:KXT3EFB-3PC

KIT FB XT3 3 PIECES

$57.49$194.29

You save 70%

Should ship between 13 Nov and 20 Nov

Subject to factory lead times

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ABB

ABB KXT3EFB-4PC - KIT FB XT3 4 PIECES

MPN:KXT3EFB-4PC

KIT FB XT3 4 PIECES

$76.65$259.07

You save 70%

Should ship between 13 Nov and 20 Nov

Subject to factory lead times

QTY:

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ABB

ABB KXT3EMC-3PC - KIT MC CUAL 6X2.5...35MM2 XT3 3PCS

MPN:KXT3EMC-3PC

KIT MC CUAL 6X2.5...35MM2 XT3 3PCS

$112.54$380.36

You save 70%

Should ship between 13 Nov and 20 Nov

Subject to factory lead times

QTY:

Compare

ABB

ABB KXT3EMC-4PC - KIT MC CUAL 6X2.5...35MM2 XT3 4PCS

MPN:KXT3EMC-4PC

KIT MC CUAL 6X2.5...35MM2 XT3 4PCS

$149.36$504.85

You save 70%

Should ship between 13 Nov and 20 Nov

Subject to factory lead times

QTY:

Compare

ABB

ABB KXT3EMC-6PC - KIT MC CUAL 6X2.5...35MM2 XT3 6PCS

MPN:KXT3EMC-6PC

KIT MC CUAL 6X2.5...35MM2 XT3 6PCS

$437.14$1,477.54

You save 70%

Should ship between 13 Nov and 20 Nov

Subject to factory lead times

QTY:

Compare

ABB

ABB KXT3EPFPHR-3 - XT3 P FP 3P HR

MPN:KXT3EPFPHR-3

XT3 P FP 3P HR

$238.05$804.63

You save 70%

Should ship between 13 Nov and 20 Nov

Subject to factory lead times

QTY:

Compare

ABB

ABB KXT3EPFPHR-4 - XT3 P FP 4P HR

MPN:KXT3EPFPHR-4

XT3 P FP 4P HR

$287.75$972.58

You save 70%

Should ship between 13 Nov and 20 Nov

Subject to factory lead times

QTY:

Compare

ABB

ABB KXT3ER-3PC - KIT R XT3 3 PIECES

MPN:KXT3ER-3PC

KIT R XT3 3 PIECES

$80.87$273.34

You save 70%

Should ship between 13 Nov and 20 Nov

Subject to factory lead times

QTY:

Compare

ABB

ABB KXT3ER-4PC - KIT R XT3 4 PIECES

MPN:KXT3ER-4PC

KIT R XT3 4 PIECES

$107.51$363.34

You save 70%

Should ship between 13 Nov and 20 Nov

Subject to factory lead times

QTY:

Results Per Page

Molded Case Circuit Breakers - ABB

MCCB Features

Choosing an MCCB

$22.86$77.23

$17.73$59.93

$22.86$77.23

$28.30$95.67

$37.18$125.63

$83.98$283.87

$35.13$118.71

$38.32$129.53

$36.70$124.05

$55.54$187.71

$31.83$107.57

$42.22$142.71

$31.83$107.57

$42.22$142.71

$58.14$196.50

$57.49$194.29

$76.65$259.07

$112.54$380.36

$149.36$504.85

$437.14$1,477.54

$238.05$804.63

$287.75$972.58

$80.87$273.34

$107.51$363.34

$22.86$77.23

$17.73$59.93

$22.86$77.23

$28.30$95.67

$37.18$125.63

$83.98$283.87

$35.13$118.71

$38.32$129.53

$36.70$124.05

$55.54$187.71

$31.83$107.57

$42.22$142.71

$31.83$107.57

$42.22$142.71

$58.14$196.50

$57.49$194.29

$76.65$259.07

$112.54$380.36

$149.36$504.85

$437.14$1,477.54

$238.05$804.63

$287.75$972.58

$80.87$273.34

$107.51$363.34

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