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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 KXT1KLCCBDIF - KLC XT1 KEY LK RONIS ON CB DIFF.KEY
ABB
ABB KXT1KLCCBDIF - KLC XT1 KEY LK RONIS ON CB DIFF.KEY
MPN:KXT1KLCCBDIF
KLC XT1 KEY LK RONIS ON CB DIFF.KEY

$65.29$220.65

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

Subject to factory lead times

ABB KXT1KLCCBOPCL - KLC XT1 KEY LK RON ON CB DIFF OP/CL
ABB
ABB KXT1KLCCBOPCL - KLC XT1 KEY LK RON ON CB DIFF OP/CL
MPN:KXT1KLCCBOPCL
KLC XT1 KEY LK RON ON CB DIFF OP/CL

$65.29$220.65

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

Subject to factory lead times

ABB KXT1LTC-3 - LTC XT1 3P TERMINAL COVERS LOW 2PCS
ABB
ABB KXT1LTC-3 - LTC XT1 3P TERMINAL COVERS LOW 2PCS
MPN:KXT1LTC-3
LTC XT1 3P TERMINAL COVERS LOW 2PCS

$26.30$88.91

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

Subject to factory lead times

ABB KXT1LTC-4 - LTC XT1 4P TERMINAL COVERS LOW 2PCS
ABB
ABB KXT1LTC-4 - LTC XT1 4P TERMINAL COVERS LOW 2PCS
MPN:KXT1LTC-4
LTC XT1 4P TERMINAL COVERS LOW 2PCS

$35.08$118.56

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

Subject to factory lead times

ABB KXT1MC-3PC - KIT MC CU 6X14-2 AWG XT1 3PC UL/CSA
ABB
ABB KXT1MC-3PC - KIT MC CU 6X14-2 AWG XT1 3PC UL/CSA
MPN:KXT1MC-3PC
KIT MC CU 6X14-2 AWG XT1 3PC UL/CSA

$174.72$590.57

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

Subject to factory lead times

ABB KXT1MC-4PC - KIT MC CU 6X14-2 AWG XT1 4PC UL/CSA
ABB
ABB KXT1MC-4PC - KIT MC CU 6X14-2 AWG XT1 4PC UL/CSA
MPN:KXT1MC-4PC
KIT MC CU 6X14-2 AWG XT1 4PC UL/CSA

$232.21$784.88

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

Subject to factory lead times

ABB KXT1MC-6PC - KIT MC CU 6X14-2 AWG XT1 6PC UL/CSA
ABB
ABB KXT1MC-6PC - KIT MC CU 6X14-2 AWG XT1 6PC UL/CSA
MPN:KXT1MC-6PC
KIT MC CU 6X14-2 AWG XT1 6PC UL/CSA

$203.93$689.26

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

Subject to factory lead times

ABB KXT1MC-8PC - KIT MC CU 6X14-2 AWG XT1 8PC UL/CSA
ABB
ABB KXT1MC-8PC - KIT MC CU 6X14-2 AWG XT1 8PC UL/CSA
MPN:KXT1MC-8PC
KIT MC CU 6X14-2 AWG XT1 8PC UL/CSA

$270.77$915.17

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

Subject to factory lead times

ABB KXT1MIRPLF - MIR-P PLATE X XT1 F
ABB
ABB KXT1MIRPLF - MIR-P PLATE X XT1 F
MPN:KXT1MIRPLF
MIR-P PLATE X XT1 F

$81.84$276.62

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

Subject to factory lead times

ABB KXT1MIRPLP - MIR-P PLATE X XT1 P
ABB
ABB KXT1MIRPLP - MIR-P PLATE X XT1 P
MPN:KXT1MIRPLP
MIR-P PLATE X XT1 P

$81.84$276.62

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

Subject to factory lead times

ABB KXT1PFPEF-3 - XT1 P FP 3P EF
ABB
ABB KXT1PFPEF-3 - XT1 P FP 3P EF
MPN:KXT1PFPEF-3
XT1 P FP 3P EF

$195.52$660.83

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

Subject to factory lead times

ABB KXT1PFPEF-4 - XT1 P FP 4P EF
ABB
ABB KXT1PFPEF-4 - XT1 P FP 4P EF
MPN:KXT1PFPEF-4
XT1 P FP 4P EF

$260.15$879.28

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

Subject to factory lead times

ABB KXT1PMP-3 - KIT P MP XT1 3P
ABB
ABB KXT1PMP-3 - KIT P MP XT1 3P
MPN:KXT1PMP-3
KIT P MP XT1 3P

$179.60$607.04

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

Subject to factory lead times

ABB KXT1PMP-4 - KIT P MP XT1 4P
ABB
ABB KXT1PMP-4 - KIT P MP XT1 4P
MPN:KXT1PMP-4
KIT P MP XT1 4P

$246.50$833.18

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

Subject to factory lead times

ABB KXT2ADP-3 - ADP MONT. FIXED TERM. X PF XT2 3P
ABB
ABB KXT2ADP-3 - ADP MONT. FIXED TERM. X PF XT2 3P
MPN:KXT2ADP-3
ADP MONT. FIXED TERM. X PF XT2 3P

$20.80$70.26

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

Subject to factory lead times

ABB KXT2ADP-4 - ADP MONT. FIXED TERM. X PF XT2 4P
ABB
ABB KXT2ADP-4 - ADP MONT. FIXED TERM. X PF XT2 4P
MPN:KXT2ADP-4
ADP MONT. FIXED TERM. X PF XT2 4P

$27.61$93.30

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

Subject to factory lead times

ABB KXT2CT125 - TA EXT NEUTRAL 125A XT2
ABB
ABB KXT2CT125 - TA EXT NEUTRAL 125A XT2
MPN:KXT2CT125
TA EXT NEUTRAL 125A XT2

$233.83$790.36

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

Subject to factory lead times

ABB KXT2CT60 - TA EXT NEUTRAL 60A XT2 UL
ABB
ABB KXT2CT60 - TA EXT NEUTRAL 60A XT2 UL
MPN:KXT2CT60
TA EXT NEUTRAL 60A XT2 UL

$222.15$750.84

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

Subject to factory lead times

ABB KXT2CTETCHA100 - EXT CS N XT2 EKIP TOUCH In≥100A IEC
ABB
ABB KXT2CTETCHA100 - EXT CS N XT2 EKIP TOUCH In≥100A IEC
MPN:KXT2CTETCHA100
EXT CS N XT2 EKIP TOUCH In≥100A IEC

$332.89$1,125.17

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

Subject to factory lead times

ABB KXT2CTETCHV100 - EXT CS + V N XT2 EKIP TOUCH In≥100A IEC
ABB
ABB KXT2CTETCHV100 - EXT CS + V N XT2 EKIP TOUCH In≥100A IEC
MPN:KXT2CTETCHV100
EXT CS + V N XT2 EKIP TOUCH In≥100A IEC

$332.89$1,125.17

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

Subject to factory lead times

ABB KXT2CTETCHV63 - EXT CS + V N XT2 EKIP TOUCH In ≤ 63A IEC
ABB
ABB KXT2CTETCHV63 - EXT CS + V N XT2 EKIP TOUCH In ≤ 63A IEC
MPN:KXT2CTETCHV63
EXT CS + V N XT2 EKIP TOUCH In ≤ 63A IEC

$299.76$1,013.20

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

Subject to factory lead times

ABB KXT2CTUTCHA100 - EXT CS N XT2 E.TCH In 100A UL
ABB
ABB KXT2CTUTCHA100 - EXT CS N XT2 E.TCH In 100A UL
MPN:KXT2CTUTCHA100
EXT CS N XT2 E.TCH In 100A UL

$259.81$878.18

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

Subject to factory lead times

ABB KXT2CTUTCHA60 - EXT CS N XT2 EKIP TOUCH In 60A UL
ABB
ABB KXT2CTUTCHA60 - EXT CS N XT2 EKIP TOUCH In 60A UL
MPN:KXT2CTUTCHA60
EXT CS N XT2 EKIP TOUCH In 60A UL

$233.83$790.36

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

Subject to factory lead times

ABB KXT2CTUTCHV100 - EXT CS + V N XT2 E.TCH In 100A UL
ABB
ABB KXT2CTUTCHV100 - EXT CS + V N XT2 E.TCH In 100A UL
MPN:KXT2CTUTCHV100
EXT CS + V N XT2 E.TCH In 100A UL

$280.61$948.43

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

Subject to factory lead times

ABB KXT1KLCCBDIF - KLC XT1 KEY LK RONIS ON CB DIFF.KEY
ABB
ABB KXT1KLCCBDIF - KLC XT1 KEY LK RONIS ON CB DIFF.KEY
MPN:KXT1KLCCBDIF
KLC XT1 KEY LK RONIS ON CB DIFF.KEY

$65.29$220.65

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

Subject to factory lead times

ABB KXT1KLCCBOPCL - KLC XT1 KEY LK RON ON CB DIFF OP/CL
ABB
ABB KXT1KLCCBOPCL - KLC XT1 KEY LK RON ON CB DIFF OP/CL
MPN:KXT1KLCCBOPCL
KLC XT1 KEY LK RON ON CB DIFF OP/CL

$65.29$220.65

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

Subject to factory lead times

ABB KXT1LTC-3 - LTC XT1 3P TERMINAL COVERS LOW 2PCS
ABB
ABB KXT1LTC-3 - LTC XT1 3P TERMINAL COVERS LOW 2PCS
MPN:KXT1LTC-3
LTC XT1 3P TERMINAL COVERS LOW 2PCS

$26.30$88.91

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

Subject to factory lead times

ABB KXT1LTC-4 - LTC XT1 4P TERMINAL COVERS LOW 2PCS
ABB
ABB KXT1LTC-4 - LTC XT1 4P TERMINAL COVERS LOW 2PCS
MPN:KXT1LTC-4
LTC XT1 4P TERMINAL COVERS LOW 2PCS

$35.08$118.56

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

Subject to factory lead times

ABB KXT1MC-3PC - KIT MC CU 6X14-2 AWG XT1 3PC UL/CSA
ABB
ABB KXT1MC-3PC - KIT MC CU 6X14-2 AWG XT1 3PC UL/CSA
MPN:KXT1MC-3PC
KIT MC CU 6X14-2 AWG XT1 3PC UL/CSA

$174.72$590.57

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

Subject to factory lead times

ABB KXT1MC-4PC - KIT MC CU 6X14-2 AWG XT1 4PC UL/CSA
ABB
ABB KXT1MC-4PC - KIT MC CU 6X14-2 AWG XT1 4PC UL/CSA
MPN:KXT1MC-4PC
KIT MC CU 6X14-2 AWG XT1 4PC UL/CSA

$232.21$784.88

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

Subject to factory lead times

ABB KXT1MC-6PC - KIT MC CU 6X14-2 AWG XT1 6PC UL/CSA
ABB
ABB KXT1MC-6PC - KIT MC CU 6X14-2 AWG XT1 6PC UL/CSA
MPN:KXT1MC-6PC
KIT MC CU 6X14-2 AWG XT1 6PC UL/CSA

$203.93$689.26

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

Subject to factory lead times

ABB KXT1MC-8PC - KIT MC CU 6X14-2 AWG XT1 8PC UL/CSA
ABB
ABB KXT1MC-8PC - KIT MC CU 6X14-2 AWG XT1 8PC UL/CSA
MPN:KXT1MC-8PC
KIT MC CU 6X14-2 AWG XT1 8PC UL/CSA

$270.77$915.17

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

Subject to factory lead times

ABB KXT1MIRPLF - MIR-P PLATE X XT1 F
ABB
ABB KXT1MIRPLF - MIR-P PLATE X XT1 F
MPN:KXT1MIRPLF
MIR-P PLATE X XT1 F

$81.84$276.62

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

Subject to factory lead times

ABB KXT1MIRPLP - MIR-P PLATE X XT1 P
ABB
ABB KXT1MIRPLP - MIR-P PLATE X XT1 P
MPN:KXT1MIRPLP
MIR-P PLATE X XT1 P

$81.84$276.62

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

Subject to factory lead times

ABB KXT1PFPEF-3 - XT1 P FP 3P EF
ABB
ABB KXT1PFPEF-3 - XT1 P FP 3P EF
MPN:KXT1PFPEF-3
XT1 P FP 3P EF

$195.52$660.83

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

Subject to factory lead times

ABB KXT1PFPEF-4 - XT1 P FP 4P EF
ABB
ABB KXT1PFPEF-4 - XT1 P FP 4P EF
MPN:KXT1PFPEF-4
XT1 P FP 4P EF

$260.15$879.28

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

Subject to factory lead times

ABB KXT1PMP-3 - KIT P MP XT1 3P
ABB
ABB KXT1PMP-3 - KIT P MP XT1 3P
MPN:KXT1PMP-3
KIT P MP XT1 3P

$179.60$607.04

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

Subject to factory lead times

ABB KXT1PMP-4 - KIT P MP XT1 4P
ABB
ABB KXT1PMP-4 - KIT P MP XT1 4P
MPN:KXT1PMP-4
KIT P MP XT1 4P

$246.50$833.18

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

Subject to factory lead times

ABB KXT2ADP-3 - ADP MONT. FIXED TERM. X PF XT2 3P
ABB
ABB KXT2ADP-3 - ADP MONT. FIXED TERM. X PF XT2 3P
MPN:KXT2ADP-3
ADP MONT. FIXED TERM. X PF XT2 3P

$20.80$70.26

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

Subject to factory lead times

ABB KXT2ADP-4 - ADP MONT. FIXED TERM. X PF XT2 4P
ABB
ABB KXT2ADP-4 - ADP MONT. FIXED TERM. X PF XT2 4P
MPN:KXT2ADP-4
ADP MONT. FIXED TERM. X PF XT2 4P

$27.61$93.30

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

Subject to factory lead times

ABB KXT2CT125 - TA EXT NEUTRAL 125A XT2
ABB
ABB KXT2CT125 - TA EXT NEUTRAL 125A XT2
MPN:KXT2CT125
TA EXT NEUTRAL 125A XT2

$233.83$790.36

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

Subject to factory lead times

ABB KXT2CT60 - TA EXT NEUTRAL 60A XT2 UL
ABB
ABB KXT2CT60 - TA EXT NEUTRAL 60A XT2 UL
MPN:KXT2CT60
TA EXT NEUTRAL 60A XT2 UL

$222.15$750.84

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

Subject to factory lead times

ABB KXT2CTETCHA100 - EXT CS N XT2 EKIP TOUCH In≥100A IEC
ABB
ABB KXT2CTETCHA100 - EXT CS N XT2 EKIP TOUCH In≥100A IEC
MPN:KXT2CTETCHA100
EXT CS N XT2 EKIP TOUCH In≥100A IEC

$332.89$1,125.17

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

Subject to factory lead times

ABB KXT2CTETCHV100 - EXT CS + V N XT2 EKIP TOUCH In≥100A IEC
ABB
ABB KXT2CTETCHV100 - EXT CS + V N XT2 EKIP TOUCH In≥100A IEC
MPN:KXT2CTETCHV100
EXT CS + V N XT2 EKIP TOUCH In≥100A IEC

$332.89$1,125.17

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

Subject to factory lead times

ABB KXT2CTETCHV63 - EXT CS + V N XT2 EKIP TOUCH In ≤ 63A IEC
ABB
ABB KXT2CTETCHV63 - EXT CS + V N XT2 EKIP TOUCH In ≤ 63A IEC
MPN:KXT2CTETCHV63
EXT CS + V N XT2 EKIP TOUCH In ≤ 63A IEC

$299.76$1,013.20

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

Subject to factory lead times

ABB KXT2CTUTCHA100 - EXT CS N XT2 E.TCH In 100A UL
ABB
ABB KXT2CTUTCHA100 - EXT CS N XT2 E.TCH In 100A UL
MPN:KXT2CTUTCHA100
EXT CS N XT2 E.TCH In 100A UL

$259.81$878.18

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

Subject to factory lead times

ABB KXT2CTUTCHA60 - EXT CS N XT2 EKIP TOUCH In 60A UL
ABB
ABB KXT2CTUTCHA60 - EXT CS N XT2 EKIP TOUCH In 60A UL
MPN:KXT2CTUTCHA60
EXT CS N XT2 EKIP TOUCH In 60A UL

$233.83$790.36

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

Subject to factory lead times

ABB KXT2CTUTCHV100 - EXT CS + V N XT2 E.TCH In 100A UL
ABB
ABB KXT2CTUTCHV100 - EXT CS + V N XT2 E.TCH In 100A UL
MPN:KXT2CTUTCHV100
EXT CS + V N XT2 E.TCH In 100A UL

$280.61$948.43

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

Subject to factory lead times