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Centro, Inc.Centro, Inc.
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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 XT5LU460BTFF000XXX - XT5L 600 E.HI-T LSI 600 4p UL
ABB
ABB XT5LU460BTFF000XXX - XT5L 600 E.HI-T LSI 600 4p UL
MPN:XT5LU460BTFF000XXX
XT5L 600 E.HI-T LSI 600 4p UL

$18,421.52$49,812.45

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5LU460BUFF000XXX - XT5L 600 E.HI-T LSIG 600 4p UL
ABB
ABB XT5LU460BUFF000XXX - XT5L 600 E.HI-T LSIG 600 4p UL
MPN:XT5LU460BUFF000XXX
XT5L 600 E.HI-T LSIG 600 4p UL

$22,105.99$59,775.38

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5LU460BXFF000XXX - XT5L 600 E.GDIP LS/I 600 4p UL
ABB
ABB XT5LU460BXFF000XXX - XT5L 600 E.GDIP LS/I 600 4p UL
MPN:XT5LU460BXFF000XXX
XT5L 600 E.GDIP LS/I 600 4p UL

$10,318.22$27,900.81

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5LU460BYFF000XXX - XT5L 600 E.GTCH LSIG 600 4p UL
ABB
ABB XT5LU460BYFF000XXX - XT5L 600 E.GTCH LSIG 600 4p UL
MPN:XT5LU460BYFF000XXX
XT5L 600 E.GTCH LSIG 600 4p UL

$19,222.89$51,979.36

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5LU460BZFF000XXX - XT5L 600 E.GHI-TCH LSIG 600 4p UL
ABB
ABB XT5LU460BZFF000XXX - XT5L 600 E.GHI-TCH LSIG 600 4p UL
MPN:XT5LU460BZFF000XXX
XT5L 600 E.GHI-TCH LSIG 600 4p UL

$27,632.28$74,718.68

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ330ABFF000XXX - XT5N 400 TMA 300-3000 3p FF UL 100
ABB
ABB XT5NQ330ABFF000XXX - XT5N 400 TMA 300-3000 3p FF UL 100
MPN:XT5NQ330ABFF000XXX
XT5N 400 TMA 300-3000 3p FF UL 100

$2,206.39$5,966.12

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ330AEFF000XXX - XT5N 400 E.DIP LS/I 300 3p UL100
ABB
ABB XT5NQ330AEFF000XXX - XT5N 400 E.DIP LS/I 300 3p UL100
MPN:XT5NQ330AEFF000XXX
XT5N 400 E.DIP LS/I 300 3p UL100

$2,473.20$6,687.58

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ330AFFF000XXX - XT5N 400 E.DIP LSI 300 3p UL100
ABB
ABB XT5NQ330AFFF000XXX - XT5N 400 E.DIP LSI 300 3p UL100
MPN:XT5NQ330AFFF000XXX
XT5N 400 E.DIP LSI 300 3p UL100

$2,784.95$7,530.59

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ330AGFF000XXX - XT5N 400 E.DIP LSIG 300 3p UL100
ABB
ABB XT5NQ330AGFF000XXX - XT5N 400 E.DIP LSIG 300 3p UL100
MPN:XT5NQ330AGFF000XXX
XT5N 400 E.DIP LSIG 300 3p UL100

$3,263.43$8,824.41

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ330APFF000XXX - XT5N 400 E.TCH LSI 300 3p UL100
ABB
ABB XT5NQ330APFF000XXX - XT5N 400 E.TCH LSI 300 3p UL100
MPN:XT5NQ330APFF000XXX
XT5N 400 E.TCH LSI 300 3p UL100

$3,621.69$9,793.17

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ330AQFF000XXX - XT5N 400 E.TCH LSIG 300 3p UL100
ABB
ABB XT5NQ330AQFF000XXX - XT5N 400 E.TCH LSIG 300 3p UL100
MPN:XT5NQ330AQFF000XXX
XT5N 400 E.TCH LSIG 300 3p UL100

$4,267.29$11,538.87

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ330ATFF000XXX - XT5N 400 E.HI-T LSI 300 3p UL100
ABB
ABB XT5NQ330ATFF000XXX - XT5N 400 E.HI-T LSI 300 3p UL100
MPN:XT5NQ330ATFF000XXX
XT5N 400 E.HI-T LSI 300 3p UL100

$5,033.48$13,610.69

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ330AUFF000XXX - XT5N 400 E.HI-T LSIG 300 3p UL100
ABB
ABB XT5NQ330AUFF000XXX - XT5N 400 E.HI-T LSIG 300 3p UL100
MPN:XT5NQ330AUFF000XXX
XT5N 400 E.HI-T LSIG 300 3p UL100

$5,961.66$16,120.53

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ340ABFF000XXX - XT5N 400 TMA 400-4000 3p FF UL 100
ABB
ABB XT5NQ340ABFF000XXX - XT5N 400 TMA 400-4000 3p FF UL 100
MPN:XT5NQ340ABFF000XXX
XT5N 400 TMA 400-4000 3p FF UL 100

$2,300.97$6,221.89

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ340AEFF000XXX - XT5N 400 E.DIP LS/I 400 3p UL100
ABB
ABB XT5NQ340AEFF000XXX - XT5N 400 E.DIP LS/I 400 3p UL100
MPN:XT5NQ340AEFF000XXX
XT5N 400 E.DIP LS/I 400 3p UL100

$2,582.36$6,982.79

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ340AFFF000XXX - XT5N 400 E.DIP LSI 400 3p UL100
ABB
ABB XT5NQ340AFFF000XXX - XT5N 400 E.DIP LSI 400 3p UL100
MPN:XT5NQ340AFFF000XXX
XT5N 400 E.DIP LSI 400 3p UL100

$2,910.68$7,870.57

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ340AGFF000XXX - XT5N 400 E.DIP LSIG 400 3p UL100
ABB
ABB XT5NQ340AGFF000XXX - XT5N 400 E.DIP LSIG 400 3p UL100
MPN:XT5NQ340AGFF000XXX
XT5N 400 E.DIP LSIG 400 3p UL100

$3,414.37$9,232.59

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ340APFF000XXX - XT5N 400 E.TCH LSI 400 3p UL100
ABB
ABB XT5NQ340APFF000XXX - XT5N 400 E.TCH LSI 400 3p UL100
MPN:XT5NQ340APFF000XXX
XT5N 400 E.TCH LSI 400 3p UL100

$3,791.57$10,252.52

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Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ340AQFF000XXX - XT5N 400 E.TCH LSIG 400 3p UL100
ABB
ABB XT5NQ340AQFF000XXX - XT5N 400 E.TCH LSIG 400 3p UL100
MPN:XT5NQ340AQFF000XXX
XT5N 400 E.TCH LSIG 400 3p UL100

$4,471.05$12,089.87

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ340ATFF000XXX - XT5N 400 E.HI-T LSI 400 3p UL100
ABB
ABB XT5NQ340ATFF000XXX - XT5N 400 E.HI-T LSI 400 3p UL100
MPN:XT5NQ340ATFF000XXX
XT5N 400 E.HI-T LSI 400 3p UL100

$5,277.44$14,270.39

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ340AUFF000XXX - XT5N 400 E.HI-T LSIG 400 3p UL100
ABB
ABB XT5NQ340AUFF000XXX - XT5N 400 E.HI-T LSIG 400 3p UL100
MPN:XT5NQ340AUFF000XXX
XT5N 400 E.HI-T LSIG 400 3p UL100

$6,254.49$16,912.38

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ350BBFF000XXX - XT5N 600 TMA 500 3p UL100
ABB
ABB XT5NQ350BBFF000XXX - XT5N 600 TMA 500 3p UL100
MPN:XT5NQ350BBFF000XXX
XT5N 600 TMA 500 3p UL100

$3,068.33$8,296.87

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ360BBFF000XXX - XT5N 600 TMA 600-6000 3p FF UL
ABB
ABB XT5NQ360BBFF000XXX - XT5N 600 TMA 600-6000 3p FF UL
MPN:XT5NQ360BBFF000XXX
XT5N 600 TMA 600-6000 3p FF UL

$3,209.43$8,678.40

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ360BEFF000XXX - XT5N 600 E.DIP LS/I 600 3p UL100
ABB
ABB XT5NQ360BEFF000XXX - XT5N 600 E.DIP LS/I 600 3p UL100
MPN:XT5NQ360BEFF000XXX
XT5N 600 E.DIP LS/I 600 3p UL100

$3,645.34$9,857.12

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5LU460BTFF000XXX - XT5L 600 E.HI-T LSI 600 4p UL
ABB
ABB XT5LU460BTFF000XXX - XT5L 600 E.HI-T LSI 600 4p UL
MPN:XT5LU460BTFF000XXX
XT5L 600 E.HI-T LSI 600 4p UL

$18,421.52$49,812.45

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5LU460BUFF000XXX - XT5L 600 E.HI-T LSIG 600 4p UL
ABB
ABB XT5LU460BUFF000XXX - XT5L 600 E.HI-T LSIG 600 4p UL
MPN:XT5LU460BUFF000XXX
XT5L 600 E.HI-T LSIG 600 4p UL

$22,105.99$59,775.38

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5LU460BXFF000XXX - XT5L 600 E.GDIP LS/I 600 4p UL
ABB
ABB XT5LU460BXFF000XXX - XT5L 600 E.GDIP LS/I 600 4p UL
MPN:XT5LU460BXFF000XXX
XT5L 600 E.GDIP LS/I 600 4p UL

$10,318.22$27,900.81

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5LU460BYFF000XXX - XT5L 600 E.GTCH LSIG 600 4p UL
ABB
ABB XT5LU460BYFF000XXX - XT5L 600 E.GTCH LSIG 600 4p UL
MPN:XT5LU460BYFF000XXX
XT5L 600 E.GTCH LSIG 600 4p UL

$19,222.89$51,979.36

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5LU460BZFF000XXX - XT5L 600 E.GHI-TCH LSIG 600 4p UL
ABB
ABB XT5LU460BZFF000XXX - XT5L 600 E.GHI-TCH LSIG 600 4p UL
MPN:XT5LU460BZFF000XXX
XT5L 600 E.GHI-TCH LSIG 600 4p UL

$27,632.28$74,718.68

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ330ABFF000XXX - XT5N 400 TMA 300-3000 3p FF UL 100
ABB
ABB XT5NQ330ABFF000XXX - XT5N 400 TMA 300-3000 3p FF UL 100
MPN:XT5NQ330ABFF000XXX
XT5N 400 TMA 300-3000 3p FF UL 100

$2,206.39$5,966.12

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ330AEFF000XXX - XT5N 400 E.DIP LS/I 300 3p UL100
ABB
ABB XT5NQ330AEFF000XXX - XT5N 400 E.DIP LS/I 300 3p UL100
MPN:XT5NQ330AEFF000XXX
XT5N 400 E.DIP LS/I 300 3p UL100

$2,473.20$6,687.58

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ330AFFF000XXX - XT5N 400 E.DIP LSI 300 3p UL100
ABB
ABB XT5NQ330AFFF000XXX - XT5N 400 E.DIP LSI 300 3p UL100
MPN:XT5NQ330AFFF000XXX
XT5N 400 E.DIP LSI 300 3p UL100

$2,784.95$7,530.59

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ330AGFF000XXX - XT5N 400 E.DIP LSIG 300 3p UL100
ABB
ABB XT5NQ330AGFF000XXX - XT5N 400 E.DIP LSIG 300 3p UL100
MPN:XT5NQ330AGFF000XXX
XT5N 400 E.DIP LSIG 300 3p UL100

$3,263.43$8,824.41

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ330APFF000XXX - XT5N 400 E.TCH LSI 300 3p UL100
ABB
ABB XT5NQ330APFF000XXX - XT5N 400 E.TCH LSI 300 3p UL100
MPN:XT5NQ330APFF000XXX
XT5N 400 E.TCH LSI 300 3p UL100

$3,621.69$9,793.17

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ330AQFF000XXX - XT5N 400 E.TCH LSIG 300 3p UL100
ABB
ABB XT5NQ330AQFF000XXX - XT5N 400 E.TCH LSIG 300 3p UL100
MPN:XT5NQ330AQFF000XXX
XT5N 400 E.TCH LSIG 300 3p UL100

$4,267.29$11,538.87

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ330ATFF000XXX - XT5N 400 E.HI-T LSI 300 3p UL100
ABB
ABB XT5NQ330ATFF000XXX - XT5N 400 E.HI-T LSI 300 3p UL100
MPN:XT5NQ330ATFF000XXX
XT5N 400 E.HI-T LSI 300 3p UL100

$5,033.48$13,610.69

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ330AUFF000XXX - XT5N 400 E.HI-T LSIG 300 3p UL100
ABB
ABB XT5NQ330AUFF000XXX - XT5N 400 E.HI-T LSIG 300 3p UL100
MPN:XT5NQ330AUFF000XXX
XT5N 400 E.HI-T LSIG 300 3p UL100

$5,961.66$16,120.53

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ340ABFF000XXX - XT5N 400 TMA 400-4000 3p FF UL 100
ABB
ABB XT5NQ340ABFF000XXX - XT5N 400 TMA 400-4000 3p FF UL 100
MPN:XT5NQ340ABFF000XXX
XT5N 400 TMA 400-4000 3p FF UL 100

$2,300.97$6,221.89

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ340AEFF000XXX - XT5N 400 E.DIP LS/I 400 3p UL100
ABB
ABB XT5NQ340AEFF000XXX - XT5N 400 E.DIP LS/I 400 3p UL100
MPN:XT5NQ340AEFF000XXX
XT5N 400 E.DIP LS/I 400 3p UL100

$2,582.36$6,982.79

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ340AFFF000XXX - XT5N 400 E.DIP LSI 400 3p UL100
ABB
ABB XT5NQ340AFFF000XXX - XT5N 400 E.DIP LSI 400 3p UL100
MPN:XT5NQ340AFFF000XXX
XT5N 400 E.DIP LSI 400 3p UL100

$2,910.68$7,870.57

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ340AGFF000XXX - XT5N 400 E.DIP LSIG 400 3p UL100
ABB
ABB XT5NQ340AGFF000XXX - XT5N 400 E.DIP LSIG 400 3p UL100
MPN:XT5NQ340AGFF000XXX
XT5N 400 E.DIP LSIG 400 3p UL100

$3,414.37$9,232.59

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ340APFF000XXX - XT5N 400 E.TCH LSI 400 3p UL100
ABB
ABB XT5NQ340APFF000XXX - XT5N 400 E.TCH LSI 400 3p UL100
MPN:XT5NQ340APFF000XXX
XT5N 400 E.TCH LSI 400 3p UL100

$3,791.57$10,252.52

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ340AQFF000XXX - XT5N 400 E.TCH LSIG 400 3p UL100
ABB
ABB XT5NQ340AQFF000XXX - XT5N 400 E.TCH LSIG 400 3p UL100
MPN:XT5NQ340AQFF000XXX
XT5N 400 E.TCH LSIG 400 3p UL100

$4,471.05$12,089.87

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ340ATFF000XXX - XT5N 400 E.HI-T LSI 400 3p UL100
ABB
ABB XT5NQ340ATFF000XXX - XT5N 400 E.HI-T LSI 400 3p UL100
MPN:XT5NQ340ATFF000XXX
XT5N 400 E.HI-T LSI 400 3p UL100

$5,277.44$14,270.39

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ340AUFF000XXX - XT5N 400 E.HI-T LSIG 400 3p UL100
ABB
ABB XT5NQ340AUFF000XXX - XT5N 400 E.HI-T LSIG 400 3p UL100
MPN:XT5NQ340AUFF000XXX
XT5N 400 E.HI-T LSIG 400 3p UL100

$6,254.49$16,912.38

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ350BBFF000XXX - XT5N 600 TMA 500 3p UL100
ABB
ABB XT5NQ350BBFF000XXX - XT5N 600 TMA 500 3p UL100
MPN:XT5NQ350BBFF000XXX
XT5N 600 TMA 500 3p UL100

$3,068.33$8,296.87

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ360BBFF000XXX - XT5N 600 TMA 600-6000 3p FF UL
ABB
ABB XT5NQ360BBFF000XXX - XT5N 600 TMA 600-6000 3p FF UL
MPN:XT5NQ360BBFF000XXX
XT5N 600 TMA 600-6000 3p FF UL

$3,209.43$8,678.40

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times

ABB XT5NQ360BEFF000XXX - XT5N 600 E.DIP LS/I 600 3p UL100
ABB
ABB XT5NQ360BEFF000XXX - XT5N 600 E.DIP LS/I 600 3p UL100
MPN:XT5NQ360BEFF000XXX
XT5N 600 E.DIP LS/I 600 3p UL100

$3,645.34$9,857.12

You save 63%
Should ship between 14 Nov and 21 Nov

Subject to factory lead times