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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YO-C XT6 W 24...60 VAC/DC

$348.81$1,178.95

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

YO-C XT6 W 110.240 VAC-110.250 VDC

$348.81$1,178.95

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

YO-C XT6 W 380...525 VAC

$348.81$1,178.95

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Should ship between 14 Nov and 21 Nov

Subject to factory lead times

YU-C XT6 W 12 VDC

$348.81$1,178.95

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Should ship between 14 Nov and 21 Nov

Subject to factory lead times

YU-C XT6 W 24...30 VAC/DC

$348.81$1,178.95

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Should ship between 14 Nov and 21 Nov

Subject to factory lead times

YU-C XT6 W 48...60 VAC/DC

$348.81$1,178.95

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Should ship between 14 Nov and 21 Nov

Subject to factory lead times

YU-C XT6 W 110..127VAC-110..125VDC

$348.81$1,178.95

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

YU-C XT6 W 220..240VAC-220.. 250VDC

$348.81$1,178.95

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

YU-C XT6 W 380...440 VAC

$348.81$1,178.95

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Should ship between 14 Nov and 21 Nov

Subject to factory lead times

AUE XT7 early contacts in closing

$629.08$2,126.29

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Should ship between 14 Nov and 21 Nov

Subject to factory lead times

AUX 1S52 250V XT7

$109.12$368.83

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Should ship between 14 Nov and 21 Nov

Subject to factory lead times

AUX 1SY 400V AC XT7

$120.17$406.16

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Should ship between 14 Nov and 21 Nov

Subject to factory lead times

AUX 1S52 24V XT7

$109.12$368.83

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Should ship between 14 Nov and 21 Nov

Subject to factory lead times

AUX 1SY 24V DC XT7

$120.17$406.16

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Should ship between 14 Nov and 21 Nov

Subject to factory lead times

KIT FC CUAL 2X240MM2 XT7/XT7M 4PCS

$498.85$1,686.10

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Should ship between 14 Nov and 21 Nov

Subject to factory lead times

KIT FCCUAL3X750KCMIL XT7/M F 3PCS

$625.17$2,113.11

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Should ship between 14 Nov and 21 Nov

Subject to factory lead times

KIT FCCUAL3X750KCMIL XT7/M F 4PCS

$831.41$2,810.17

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Should ship between 14 Nov and 21 Nov

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KIT FCCUAL4X500KCMIL XT7/M F 3PCS

$417.01$1,409.48

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KIT FCCUAL4X500KCMIL XT7/M F 4PCS

$554.38$1,873.81

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Should ship between 14 Nov and 21 Nov

Subject to factory lead times

XT7-XT7M W FP 3p EF IEC/UL

$2,812.16$9,505.18

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Should ship between 14 Nov and 21 Nov

Subject to factory lead times

XT7-XT7M W FP 4p EF IEC/UL

$3,740.00$12,641.37

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Should ship between 14 Nov and 21 Nov

Subject to factory lead times

XT7-XT7M W FP 3p HR IEC/UL

$3,093.39$10,455.81

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Should ship between 14 Nov and 21 Nov

Subject to factory lead times

XT7-XT7M W FP 4p HR IEC/UL

$3,740.00$12,641.37

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Should ship between 14 Nov and 21 Nov

Subject to factory lead times

FLA. x THE COMP.DOOR x RHD XT7 F/W

$186.42$630.09

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

YO-C XT6 W 24...60 VAC/DC

$348.81$1,178.95

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

YO-C XT6 W 110.240 VAC-110.250 VDC

$348.81$1,178.95

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

YO-C XT6 W 380...525 VAC

$348.81$1,178.95

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

YU-C XT6 W 12 VDC

$348.81$1,178.95

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

YU-C XT6 W 24...30 VAC/DC

$348.81$1,178.95

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

YU-C XT6 W 48...60 VAC/DC

$348.81$1,178.95

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

YU-C XT6 W 110..127VAC-110..125VDC

$348.81$1,178.95

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

YU-C XT6 W 220..240VAC-220.. 250VDC

$348.81$1,178.95

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

YU-C XT6 W 380...440 VAC

$348.81$1,178.95

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

AUE XT7 early contacts in closing

$629.08$2,126.29

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

AUX 1S52 250V XT7

$109.12$368.83

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

AUX 1SY 400V AC XT7

$120.17$406.16

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

AUX 1S52 24V XT7

$109.12$368.83

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

AUX 1SY 24V DC XT7

$120.17$406.16

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

KIT FC CUAL 2X240MM2 XT7/XT7M 4PCS

$498.85$1,686.10

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

KIT FCCUAL3X750KCMIL XT7/M F 3PCS

$625.17$2,113.11

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

KIT FCCUAL3X750KCMIL XT7/M F 4PCS

$831.41$2,810.17

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

KIT FCCUAL4X500KCMIL XT7/M F 3PCS

$417.01$1,409.48

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

KIT FCCUAL4X500KCMIL XT7/M F 4PCS

$554.38$1,873.81

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

XT7-XT7M W FP 3p EF IEC/UL

$2,812.16$9,505.18

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

XT7-XT7M W FP 4p EF IEC/UL

$3,740.00$12,641.37

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

XT7-XT7M W FP 3p HR IEC/UL

$3,093.39$10,455.81

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

XT7-XT7M W FP 4p HR IEC/UL

$3,740.00$12,641.37

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

FLA. x THE COMP.DOOR x RHD XT7 F/W

$186.42$630.09

You save 70%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times