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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YU XT5-XT6 24...30 VAC/DC

$321.21$1,085.65

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

Subject to factory lead times

YU XT5-XT6 48...60 VAC/DC

$321.21$1,085.65

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

Subject to factory lead times

YU XT5-XT6 110..127VAC-110..125VDC

$321.21$1,085.65

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

Subject to factory lead times

YU XT5-XT6 220..240VAC-220..250VDC

$321.21$1,085.65

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

Subject to factory lead times

YU XT5-XT6 380...440 VAC

$321.21$1,085.65

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

Subject to factory lead times

YU-C XT5-XT6 F/P 12 VDC

$338.41$1,143.83

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

Subject to factory lead times

YU-C XT5-XT6 F/P 24...30 VAC/DC

$338.41$1,143.83

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

Subject to factory lead times

YU-C XT5-XT6 F/P 48...60 VAC/DC

$338.41$1,143.83

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

Subject to factory lead times

YU-C XT5-XT6 110.127VAC-110.125VDC

$338.41$1,143.83

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

Subject to factory lead times

YU-C XT5-XT6 220.240VAC-220.250VDC

$338.41$1,143.83

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

Subject to factory lead times

YU-C XT5-XT6 F/P 380...440 VAC

$338.41$1,143.83

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

Subject to factory lead times

EKIP CARTRIDGE 2 SLOTS

$139.98$473.12

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

Subject to factory lead times

EKIP CARTRIDGE 4 SLOTS XT2-XT4-XT5

$209.80$709.13

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

Subject to factory lead times

TERMINAL BLOCK DIN RAILS 10 POS

$35.08$118.56

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

Subject to factory lead times

Terminal block din rails 5 pos

$35.08$118.56

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

Subject to factory lead times

TELE ROD RHE XT2-XT4-XT5-XT6-XT7

$38.00$128.44

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

Subject to factory lead times

RHE S XT5...XT7 F/W500MM RODROT.HAN

$21.11$71.35

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

Subject to factory lead times

RHL XT4..XT7 K.LO.RONIS EQ.FEL.PNDR

$47.75$161.36

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

Subject to factory lead times

AUX S33 M/2 24V DC XT7M

$120.17$406.16

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

Subject to factory lead times

KLC-A CASTELL KEY LOCK OPEN XT7M

$68.86$232.72

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

Subject to factory lead times

KLC-A KEY LOCK OPEN KIRK XT7M

$64.95$219.54

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

Subject to factory lead times

KLC-A open Ronis 1104 STI XT7M

$51.97$175.63

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

Subject to factory lead times

KLC-D Key lock open XT7M

$85.75$289.80

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

Subject to factory lead times

KLC-S Key lock open N.20005 XT7M

$85.75$289.80

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

Subject to factory lead times

YU XT5-XT6 24...30 VAC/DC

$321.21$1,085.65

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

Subject to factory lead times

YU XT5-XT6 48...60 VAC/DC

$321.21$1,085.65

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

Subject to factory lead times

YU XT5-XT6 110..127VAC-110..125VDC

$321.21$1,085.65

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

Subject to factory lead times

YU XT5-XT6 220..240VAC-220..250VDC

$321.21$1,085.65

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

Subject to factory lead times

YU XT5-XT6 380...440 VAC

$321.21$1,085.65

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

Subject to factory lead times

YU-C XT5-XT6 F/P 12 VDC

$338.41$1,143.83

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

Subject to factory lead times

YU-C XT5-XT6 F/P 24...30 VAC/DC

$338.41$1,143.83

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

Subject to factory lead times

YU-C XT5-XT6 F/P 48...60 VAC/DC

$338.41$1,143.83

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

Subject to factory lead times

YU-C XT5-XT6 110.127VAC-110.125VDC

$338.41$1,143.83

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

Subject to factory lead times

YU-C XT5-XT6 220.240VAC-220.250VDC

$338.41$1,143.83

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

Subject to factory lead times

YU-C XT5-XT6 F/P 380...440 VAC

$338.41$1,143.83

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

Subject to factory lead times

EKIP CARTRIDGE 2 SLOTS

$139.98$473.12

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

Subject to factory lead times

EKIP CARTRIDGE 4 SLOTS XT2-XT4-XT5

$209.80$709.13

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

Subject to factory lead times

TERMINAL BLOCK DIN RAILS 10 POS

$35.08$118.56

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

Subject to factory lead times

Terminal block din rails 5 pos

$35.08$118.56

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

Subject to factory lead times

TELE ROD RHE XT2-XT4-XT5-XT6-XT7

$38.00$128.44

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

Subject to factory lead times

RHE S XT5...XT7 F/W500MM RODROT.HAN

$21.11$71.35

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

Subject to factory lead times

RHL XT4..XT7 K.LO.RONIS EQ.FEL.PNDR

$47.75$161.36

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

Subject to factory lead times

AUX S33 M/2 24V DC XT7M

$120.17$406.16

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

Subject to factory lead times

KLC-A CASTELL KEY LOCK OPEN XT7M

$68.86$232.72

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

Subject to factory lead times

KLC-A KEY LOCK OPEN KIRK XT7M

$64.95$219.54

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

Subject to factory lead times

KLC-A open Ronis 1104 STI XT7M

$51.97$175.63

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

Subject to factory lead times

KLC-D Key lock open XT7M

$85.75$289.80

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

Subject to factory lead times

KLC-S Key lock open N.20005 XT7M

$85.75$289.80

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

Subject to factory lead times