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Centro, Inc.Centro, Inc.
(800) 238-6672
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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.

Related categories: Circuit Protection | Circuit Breaker Enclosures | Circuit Protection Accessories | Circuit Monitoring | Disconnect Switches

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ABB KXT2ECUAL1-3PC - KIT FC CUAL 1X2.5...95MM2 XT2 3PCS
ABB
ABB KXT2ECUAL1-3PC - KIT FC CUAL 1X2.5...95MM2 XT2 3PCS
MPN:KXT2ECUAL1-3PC
KIT FC CUAL 1X2.5...95MM2 XT2 3PCS

$16.04$54.17

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2ECUAL1-4PC - KIT FC CUAL 1X2,5...95MM2 XT2 4PCS
ABB
ABB KXT2ECUAL1-4PC - KIT FC CUAL 1X2,5...95MM2 XT2 4PCS
MPN:KXT2ECUAL1-4PC
KIT FC CUAL 1X2,5...95MM2 XT2 4PCS

$21.15$71.46

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2ECUAL2-3PC - KIT FC CUAL 1X70...185MM2 XT2 3PCS
ABB
ABB KXT2ECUAL2-3PC - KIT FC CUAL 1X70...185MM2 XT2 3PCS
MPN:KXT2ECUAL2-3PC
KIT FC CUAL 1X70...185MM2 XT2 3PCS

$22.86$77.23

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2ECUAL2-4PC - KIT FC CUAL 1X70...185MM2 XT2 4PCS
ABB
ABB KXT2ECUAL2-4PC - KIT FC CUAL 1X70...185MM2 XT2 4PCS
MPN:KXT2ECUAL2-4PC
KIT FC CUAL 1X70...185MM2 XT2 4PCS

$31.72$107.19

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2ECUALX2-3PC - KIT FC CUAL 2X35...95MM2 XT2 3PCS
ABB
ABB KXT2ECUALX2-3PC - KIT FC CUAL 2X35...95MM2 XT2 3PCS
MPN:KXT2ECUALX2-3PC
KIT FC CUAL 2X35...95MM2 XT2 3PCS

$22.86$77.23

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2ECUALX2-4PC - KIT FC CUAL 2X35...95MM2 XT2 4PCS
ABB
ABB KXT2ECUALX2-4PC - KIT FC CUAL 2X35...95MM2 XT2 4PCS
MPN:KXT2ECUALX2-4PC
KIT FC CUAL 2X35...95MM2 XT2 4PCS

$31.72$107.19

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2EEFFP-3 - KIT EF FP XT2 3 PIECES
ABB
ABB KXT2EEFFP-3 - KIT EF FP XT2 3 PIECES
MPN:KXT2EEFFP-3
KIT EF FP XT2 3 PIECES

$28.59$96.60

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2EEFFP-4 - KIT EF FP XT2 4 PIECES
ABB
ABB KXT2EEFFP-4 - KIT EF FP XT2 4 PIECES
MPN:KXT2EEFFP-4
KIT EF FP XT2 4 PIECES

$37.67$127.33

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2EF-3PC - KIT EF XT2 3 PIECES
ABB
ABB KXT2EF-3PC - KIT EF XT2 3 PIECES
MPN:KXT2EF-3PC
KIT EF XT2 3 PIECES

$28.59$96.60

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2EF-4PC - KIT EF XT2 4 PIECES
ABB
ABB KXT2EF-4PC - KIT EF XT2 4 PIECES
MPN:KXT2EF-4PC
KIT EF XT2 4 PIECES

$37.67$127.33

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2EFB-3PC - KIT FB XT2 3 PIECES
ABB
ABB KXT2EFB-3PC - KIT FB XT2 3 PIECES
MPN:KXT2EFB-3PC
KIT FB XT2 3 PIECES

$49.37$166.86

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2EFB-4PC - KIT FB XT2 4 PIECES
ABB
ABB KXT2EFB-4PC - KIT FB XT2 4 PIECES
MPN:KXT2EFB-4PC
KIT FB XT2 4 PIECES

$65.94$222.84

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2EMC-3PC - KIT MC CUAL 6X2.5...35MM2 XT2 3PCS
ABB
ABB KXT2EMC-3PC - KIT MC CUAL 6X2.5...35MM2 XT2 3PCS
MPN:KXT2EMC-3PC
KIT MC CUAL 6X2.5...35MM2 XT2 3PCS

$107.43$363.07

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2EMC-4PC - KIT MC CUAL 6X2.5...35MM2 XT2 4PCS
ABB
ABB KXT2EMC-4PC - KIT MC CUAL 6X2.5...35MM2 XT2 4PCS
MPN:KXT2EMC-4PC
KIT MC CUAL 6X2.5...35MM2 XT2 4PCS

$142.55$481.79

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2EPFPHR-3 - XT2 P FP 3P HR
ABB
ABB KXT2EPFPHR-3 - XT2 P FP 3P HR
MPN:KXT2EPFPHR-3
XT2 P FP 3P HR

$226.37$765.11

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2EPFPHR-4 - XT2 P FP 4P HR
ABB
ABB KXT2EPFPHR-4 - XT2 P FP 4P HR
MPN:KXT2EPFPHR-4
XT2 P FP 4P HR

$273.78$925.38

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2EPMPRC-4 - KIT P MP RC XT2 4P
ABB
ABB KXT2EPMPRC-4 - KIT P MP RC XT2 4P
MPN:KXT2EPMPRC-4
KIT P MP RC XT2 4P

$295.86$1,000.02

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2ER-3PC - KIT R XT2 3 PIECES
ABB
ABB KXT2ER-3PC - KIT R XT2 3 PIECES
MPN:KXT2ER-3PC
KIT R XT2 3 PIECES

$64.64$218.44

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2ER-4PC - KIT R XT2 4 PIECES
ABB
ABB KXT2ER-4PC - KIT R XT2 4 PIECES
MPN:KXT2ER-4PC
KIT R XT2 4 PIECES

$86.06$290.89

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2ERCSEL-4 - RC SEL X XT2 4P F
ABB
ABB KXT2ERCSEL-4 - RC SEL X XT2 4P F
MPN:KXT2ERCSEL-4
RC SEL X XT2 4P F

$1,516.65$5,126.36

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2ERFP-3 - KIT R FP XT2 3 PIECES
ABB
ABB KXT2ERFP-3 - KIT R FP XT2 3 PIECES
MPN:KXT2ERFP-3
KIT R FP XT2 3 PIECES

$64.64$218.44

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2ERFP-4 - KIT R FP XT2 4 PIECES
ABB
ABB KXT2ERFP-4 - KIT R FP XT2 4 PIECES
MPN:KXT2ERFP-4
KIT R FP XT2 4 PIECES

$86.06$290.89

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2ES-3PC - KIT ES XT2 3 PIECES
ABB
ABB KXT2ES-3PC - KIT ES XT2 3 PIECES
MPN:KXT2ES-3PC
KIT ES XT2 3 PIECES

$61.72$208.57

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2ES-4PC - KIT ES XT2 4 PIECES
ABB
ABB KXT2ES-4PC - KIT ES XT2 4 PIECES
MPN:KXT2ES-4PC
KIT ES XT2 4 PIECES

$73.08$246.99

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2ECUAL1-3PC - KIT FC CUAL 1X2.5...95MM2 XT2 3PCS
ABB
ABB KXT2ECUAL1-3PC - KIT FC CUAL 1X2.5...95MM2 XT2 3PCS
MPN:KXT2ECUAL1-3PC
KIT FC CUAL 1X2.5...95MM2 XT2 3PCS

$16.04$54.17

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2ECUAL1-4PC - KIT FC CUAL 1X2,5...95MM2 XT2 4PCS
ABB
ABB KXT2ECUAL1-4PC - KIT FC CUAL 1X2,5...95MM2 XT2 4PCS
MPN:KXT2ECUAL1-4PC
KIT FC CUAL 1X2,5...95MM2 XT2 4PCS

$21.15$71.46

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2ECUAL2-3PC - KIT FC CUAL 1X70...185MM2 XT2 3PCS
ABB
ABB KXT2ECUAL2-3PC - KIT FC CUAL 1X70...185MM2 XT2 3PCS
MPN:KXT2ECUAL2-3PC
KIT FC CUAL 1X70...185MM2 XT2 3PCS

$22.86$77.23

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2ECUAL2-4PC - KIT FC CUAL 1X70...185MM2 XT2 4PCS
ABB
ABB KXT2ECUAL2-4PC - KIT FC CUAL 1X70...185MM2 XT2 4PCS
MPN:KXT2ECUAL2-4PC
KIT FC CUAL 1X70...185MM2 XT2 4PCS

$31.72$107.19

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2ECUALX2-3PC - KIT FC CUAL 2X35...95MM2 XT2 3PCS
ABB
ABB KXT2ECUALX2-3PC - KIT FC CUAL 2X35...95MM2 XT2 3PCS
MPN:KXT2ECUALX2-3PC
KIT FC CUAL 2X35...95MM2 XT2 3PCS

$22.86$77.23

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2ECUALX2-4PC - KIT FC CUAL 2X35...95MM2 XT2 4PCS
ABB
ABB KXT2ECUALX2-4PC - KIT FC CUAL 2X35...95MM2 XT2 4PCS
MPN:KXT2ECUALX2-4PC
KIT FC CUAL 2X35...95MM2 XT2 4PCS

$31.72$107.19

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2EEFFP-3 - KIT EF FP XT2 3 PIECES
ABB
ABB KXT2EEFFP-3 - KIT EF FP XT2 3 PIECES
MPN:KXT2EEFFP-3
KIT EF FP XT2 3 PIECES

$28.59$96.60

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2EEFFP-4 - KIT EF FP XT2 4 PIECES
ABB
ABB KXT2EEFFP-4 - KIT EF FP XT2 4 PIECES
MPN:KXT2EEFFP-4
KIT EF FP XT2 4 PIECES

$37.67$127.33

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2EF-3PC - KIT EF XT2 3 PIECES
ABB
ABB KXT2EF-3PC - KIT EF XT2 3 PIECES
MPN:KXT2EF-3PC
KIT EF XT2 3 PIECES

$28.59$96.60

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2EF-4PC - KIT EF XT2 4 PIECES
ABB
ABB KXT2EF-4PC - KIT EF XT2 4 PIECES
MPN:KXT2EF-4PC
KIT EF XT2 4 PIECES

$37.67$127.33

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2EFB-3PC - KIT FB XT2 3 PIECES
ABB
ABB KXT2EFB-3PC - KIT FB XT2 3 PIECES
MPN:KXT2EFB-3PC
KIT FB XT2 3 PIECES

$49.37$166.86

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2EFB-4PC - KIT FB XT2 4 PIECES
ABB
ABB KXT2EFB-4PC - KIT FB XT2 4 PIECES
MPN:KXT2EFB-4PC
KIT FB XT2 4 PIECES

$65.94$222.84

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2EMC-3PC - KIT MC CUAL 6X2.5...35MM2 XT2 3PCS
ABB
ABB KXT2EMC-3PC - KIT MC CUAL 6X2.5...35MM2 XT2 3PCS
MPN:KXT2EMC-3PC
KIT MC CUAL 6X2.5...35MM2 XT2 3PCS

$107.43$363.07

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2EMC-4PC - KIT MC CUAL 6X2.5...35MM2 XT2 4PCS
ABB
ABB KXT2EMC-4PC - KIT MC CUAL 6X2.5...35MM2 XT2 4PCS
MPN:KXT2EMC-4PC
KIT MC CUAL 6X2.5...35MM2 XT2 4PCS

$142.55$481.79

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2EPFPHR-3 - XT2 P FP 3P HR
ABB
ABB KXT2EPFPHR-3 - XT2 P FP 3P HR
MPN:KXT2EPFPHR-3
XT2 P FP 3P HR

$226.37$765.11

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2EPFPHR-4 - XT2 P FP 4P HR
ABB
ABB KXT2EPFPHR-4 - XT2 P FP 4P HR
MPN:KXT2EPFPHR-4
XT2 P FP 4P HR

$273.78$925.38

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2EPMPRC-4 - KIT P MP RC XT2 4P
ABB
ABB KXT2EPMPRC-4 - KIT P MP RC XT2 4P
MPN:KXT2EPMPRC-4
KIT P MP RC XT2 4P

$295.86$1,000.02

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2ER-3PC - KIT R XT2 3 PIECES
ABB
ABB KXT2ER-3PC - KIT R XT2 3 PIECES
MPN:KXT2ER-3PC
KIT R XT2 3 PIECES

$64.64$218.44

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2ER-4PC - KIT R XT2 4 PIECES
ABB
ABB KXT2ER-4PC - KIT R XT2 4 PIECES
MPN:KXT2ER-4PC
KIT R XT2 4 PIECES

$86.06$290.89

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2ERCSEL-4 - RC SEL X XT2 4P F
ABB
ABB KXT2ERCSEL-4 - RC SEL X XT2 4P F
MPN:KXT2ERCSEL-4
RC SEL X XT2 4P F

$1,516.65$5,126.36

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2ERFP-3 - KIT R FP XT2 3 PIECES
ABB
ABB KXT2ERFP-3 - KIT R FP XT2 3 PIECES
MPN:KXT2ERFP-3
KIT R FP XT2 3 PIECES

$64.64$218.44

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2ERFP-4 - KIT R FP XT2 4 PIECES
ABB
ABB KXT2ERFP-4 - KIT R FP XT2 4 PIECES
MPN:KXT2ERFP-4
KIT R FP XT2 4 PIECES

$86.06$290.89

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2ES-3PC - KIT ES XT2 3 PIECES
ABB
ABB KXT2ES-3PC - KIT ES XT2 3 PIECES
MPN:KXT2ES-3PC
KIT ES XT2 3 PIECES

$61.72$208.57

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times

ABB KXT2ES-4PC - KIT ES XT2 4 PIECES
ABB
ABB KXT2ES-4PC - KIT ES XT2 4 PIECES
MPN:KXT2ES-4PC
KIT ES XT2 4 PIECES

$73.08$246.99

You save 70%
Should ship between 13 Nov and 20 Nov

Subject to factory lead times