Molded Case Circuit Breakers

Molded case circuit breakers are components in electrical systems, designed to protect circuits and equipment from overcurrents and short circuits. These breakers feature a robust, molded case housing that houses internal components like trip units and contacts. They are versatile, offering adjustable trip settings to accommodate different load requirements and providing reliable protection across various applications, from industrial machinery to commercial buildings. Molded case circuit breakers are important for ensuring electrical safety and minimizing downtime due to electrical faults. Explore our range of molded case circuit breakers or contact us to speak with a product expert.

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ABB KXT5HRVRFPUL4-3PC - Kit HR/VR FP XT5 400A 3pcs UL

ABB KXT5HRVRFPUL4-3PC - Kit HR/VR FP XT5 400A 3pcs UL

MPN:KXT5HRVRFPUL4-3PC

Kit HR/VR FP XT5 400A 3pcs UL

$109.12$368.83

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

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ABB KXT5HRVRFPUL4-4PC - Kit HR/VR FP XT5 400A 4pcs UL

ABB KXT5HRVRFPUL4-4PC - Kit HR/VR FP XT5 400A 4pcs UL

MPN:KXT5HRVRFPUL4-4PC

Kit HR/VR FP XT5 400A 4pcs UL

$144.85$489.58

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

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ABB KXT5HRVRIEC4-3PC - Kit HR/VR FP XT5 400A 3pcs IEC

ABB KXT5HRVRIEC4-3PC - Kit HR/VR FP XT5 400A 3pcs IEC

MPN:KXT5HRVRIEC4-3PC

Kit HR/VR FP XT5 400A 3pcs IEC

$104.25$352.37

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

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ABB KXT5HRVRIEC4-4PC - Kit HR/VR FP XT5 400A 4pcs IEC

ABB KXT5HRVRIEC4-4PC - Kit HR/VR FP XT5 400A 4pcs IEC

MPN:KXT5HRVRIEC4-4PC

Kit HR/VR FP XT5 400A 4pcs IEC

$138.68$468.73

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

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ABB KXT5HTC-3 - HTC XT5 3P

MPN:KXT5HTC-3

HTC XT5 3P

$46.76$158.07

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

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ABB KXT5HTC-4 - HTC XT5 4p

ABB KXT5HTC-4 - HTC XT5 4p

MPN:KXT5HTC-4

HTC XT5 4p

$62.37$210.77

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

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ABB KXT5HTCBS-3 - HTC_BS with back shield XT5 3p

ABB KXT5HTCBS-3 - HTC_BS with back shield XT5 3p

MPN:KXT5HTCBS-3

HTC_BS with back shield XT5 3p

$58.46$197.59

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

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ABB KXT5HTCBS-4 - HTC_BS with back shield XT5 4p

ABB KXT5HTCBS-4 - HTC_BS with back shield XT5 4p

MPN:KXT5HTCBS-4

HTC_BS with back shield XT5 4p

$77.95$263.46

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

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ABB KXT5HTCBSPH-3 - HTC BS PH XT5 3p

MPN:KXT5HTCBSPH-3

HTC BS PH XT5 3p

$87.70$296.38

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

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ABB KXT5HTCBSPH-4 - HTC BS PH XT5 4p

MPN:KXT5HTCBSPH-4

HTC BS PH XT5 4p

$116.60$394.09

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

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ABB KXT5HTCES-3 - HTC-ES XT5 3p

ABB KXT5HTCES-3 - HTC-ES XT5 3p

MPN:KXT5HTCES-3

HTC-ES XT5 3p

$81.84$276.62

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

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ABB KXT5HTCES-4 - HTC-ES XT5 4p

ABB KXT5HTCES-4 - HTC-ES XT5 4p

MPN:KXT5HTCES-4

HTC-ES XT5 4p

$108.81$367.74

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

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ABB KXT5HTCESBS-3 - HTC-ES_BS with back shield XT5 3p

ABB KXT5HTCESBS-3 - HTC-ES_BS with back shield XT5 3p

MPN:KXT5HTCESBS-3

HTC-ES_BS with back shield XT5 3p

$102.32$345.79

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

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ABB KXT5HTCESBS-4 - HTC-ES_BS with back shield XT5 4p

ABB KXT5HTCESBS-4 - HTC-ES_BS with back shield XT5 4p

MPN:KXT5HTCESBS-4

HTC-ES_BS with back shield XT5 4p

$136.08$459.94

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

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ABB KXT5HTCPH-3 - HTC XT5 3p - probe hole

MPN:KXT5HTCPH-3

HTC XT5 3p - probe hole

$70.16$237.11

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

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ABB KXT5HTCPH-4 - HTC XT5 4p - probe hole

MPN:KXT5HTCPH-4

HTC XT5 4p - probe hole

$93.21$315.04

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

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ABB KXT5HTCRC-4 - HTC - XT5 FP RC 4p

ABB KXT5HTCRC-4 - HTC - XT5 FP RC 4p

MPN:KXT5HTCRC-4

HTC - XT5 FP RC 4p

$62.37$210.77

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

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ABB KXT5INSLPLTEF-3 - INSULATING PLATE XT5 FIXED 3P EF TERM.

ABB KXT5INSLPLTEF-3 - INSULATING PLATE XT5 FIXED 3P EF TERM.

MPN:KXT5INSLPLTEF-3

INSULATING PLATE XT5 FIXED 3P EF TERM.

$27.53$93.00

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

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ABB KXT5IP54FLMOE-D - IP54 Flg different keys XT5 x MOE

ABB KXT5IP54FLMOE-D - IP54 Flg different keys XT5 x MOE

MPN:KXT5IP54FLMOE-D

IP54 Flg different keys XT5 x MOE

$374.46$1,265.67

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

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ABB KXT5IP54FLMOE-S - IP54 Flange same keys XT5 x MOE

ABB KXT5IP54FLMOE-S - IP54 Flange same keys XT5 x MOE

MPN:KXT5IP54FLMOE-S

IP54 Flange same keys XT5 x MOE

$374.46$1,265.67

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

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ABB KXT5IP54RH - IP54RHD XT5 PROTECT. IP54 ROT.HANDL

ABB KXT5IP54RH - IP54RHD XT5 PROTECT. IP54 ROT.HANDL

MPN:KXT5IP54RH

IP54RHD XT5 PROTECT. IP54 ROT.HANDL

$49.37$166.86

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

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ABB KXT5LTC-3 - LTC XT5 3P TERMINAL COVERS LOW 2PCS

MPN:KXT5LTC-3

LTC XT5 3P TERMINAL COVERS LOW 2PCS

$44.83$151.48

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

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ABB KXT5LTC-4 - LTC XT5 4p TERMINAL COVERS LOW 2pcs

ABB KXT5LTC-4 - LTC XT5 4p TERMINAL COVERS LOW 2pcs

MPN:KXT5LTC-4

LTC XT5 4p TERMINAL COVERS LOW 2pcs

$59.76$201.98

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

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ABB KXT5MIR400PW - MIR-P x XT5 P/W 400A FP

ABB KXT5MIR400PW - MIR-P x XT5 P/W 400A FP

MPN:KXT5MIR400PW

MIR-P x XT5 P/W 400A FP

$46.76$158.07

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

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ABB KXT5HRVRFPUL4-3PC - Kit HR/VR FP XT5 400A 3pcs UL

ABB KXT5HRVRFPUL4-3PC - Kit HR/VR FP XT5 400A 3pcs UL

MPN:KXT5HRVRFPUL4-3PC

Kit HR/VR FP XT5 400A 3pcs UL

$109.12$368.83

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

Compare

ABB KXT5HRVRFPUL4-4PC - Kit HR/VR FP XT5 400A 4pcs UL

ABB KXT5HRVRFPUL4-4PC - Kit HR/VR FP XT5 400A 4pcs UL

MPN:KXT5HRVRFPUL4-4PC

Kit HR/VR FP XT5 400A 4pcs UL

$144.85$489.58

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

Compare

ABB KXT5HRVRIEC4-3PC - Kit HR/VR FP XT5 400A 3pcs IEC

ABB KXT5HRVRIEC4-3PC - Kit HR/VR FP XT5 400A 3pcs IEC

MPN:KXT5HRVRIEC4-3PC

Kit HR/VR FP XT5 400A 3pcs IEC

$104.25$352.37

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

Compare

ABB KXT5HRVRIEC4-4PC - Kit HR/VR FP XT5 400A 4pcs IEC

ABB KXT5HRVRIEC4-4PC - Kit HR/VR FP XT5 400A 4pcs IEC

MPN:KXT5HRVRIEC4-4PC

Kit HR/VR FP XT5 400A 4pcs IEC

$138.68$468.73

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

Compare

ABB KXT5HTC-3 - HTC XT5 3P

MPN:KXT5HTC-3

HTC XT5 3P

$46.76$158.07

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

Compare

ABB KXT5HTC-4 - HTC XT5 4p

ABB KXT5HTC-4 - HTC XT5 4p

MPN:KXT5HTC-4

HTC XT5 4p

$62.37$210.77

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

Compare

ABB KXT5HTCBS-3 - HTC_BS with back shield XT5 3p

ABB KXT5HTCBS-3 - HTC_BS with back shield XT5 3p

MPN:KXT5HTCBS-3

HTC_BS with back shield XT5 3p

$58.46$197.59

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

Compare

ABB KXT5HTCBS-4 - HTC_BS with back shield XT5 4p

ABB KXT5HTCBS-4 - HTC_BS with back shield XT5 4p

MPN:KXT5HTCBS-4

HTC_BS with back shield XT5 4p

$77.95$263.46

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

Compare

ABB KXT5HTCBSPH-3 - HTC BS PH XT5 3p

MPN:KXT5HTCBSPH-3

HTC BS PH XT5 3p

$87.70$296.38

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

Compare

ABB KXT5HTCBSPH-4 - HTC BS PH XT5 4p

MPN:KXT5HTCBSPH-4

HTC BS PH XT5 4p

$116.60$394.09

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

Compare

ABB KXT5HTCES-3 - HTC-ES XT5 3p

ABB KXT5HTCES-3 - HTC-ES XT5 3p

MPN:KXT5HTCES-3

HTC-ES XT5 3p

$81.84$276.62

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

Compare

ABB KXT5HTCES-4 - HTC-ES XT5 4p

ABB KXT5HTCES-4 - HTC-ES XT5 4p

MPN:KXT5HTCES-4

HTC-ES XT5 4p

$108.81$367.74

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

Compare

ABB KXT5HTCESBS-3 - HTC-ES_BS with back shield XT5 3p

ABB KXT5HTCESBS-3 - HTC-ES_BS with back shield XT5 3p

MPN:KXT5HTCESBS-3

HTC-ES_BS with back shield XT5 3p

$102.32$345.79

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

Compare

ABB KXT5HTCESBS-4 - HTC-ES_BS with back shield XT5 4p

ABB KXT5HTCESBS-4 - HTC-ES_BS with back shield XT5 4p

MPN:KXT5HTCESBS-4

HTC-ES_BS with back shield XT5 4p

$136.08$459.94

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

Compare

ABB KXT5HTCPH-3 - HTC XT5 3p - probe hole

MPN:KXT5HTCPH-3

HTC XT5 3p - probe hole

$70.16$237.11

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

Compare

ABB KXT5HTCPH-4 - HTC XT5 4p - probe hole

MPN:KXT5HTCPH-4

HTC XT5 4p - probe hole

$93.21$315.04

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

Compare

ABB KXT5HTCRC-4 - HTC - XT5 FP RC 4p

ABB KXT5HTCRC-4 - HTC - XT5 FP RC 4p

MPN:KXT5HTCRC-4

HTC - XT5 FP RC 4p

$62.37$210.77

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

Compare

ABB KXT5INSLPLTEF-3 - INSULATING PLATE XT5 FIXED 3P EF TERM.

ABB KXT5INSLPLTEF-3 - INSULATING PLATE XT5 FIXED 3P EF TERM.

MPN:KXT5INSLPLTEF-3

INSULATING PLATE XT5 FIXED 3P EF TERM.

$27.53$93.00

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

Compare

ABB KXT5IP54FLMOE-D - IP54 Flg different keys XT5 x MOE

ABB KXT5IP54FLMOE-D - IP54 Flg different keys XT5 x MOE

MPN:KXT5IP54FLMOE-D

IP54 Flg different keys XT5 x MOE

$374.46$1,265.67

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

Compare

ABB KXT5IP54FLMOE-S - IP54 Flange same keys XT5 x MOE

ABB KXT5IP54FLMOE-S - IP54 Flange same keys XT5 x MOE

MPN:KXT5IP54FLMOE-S

IP54 Flange same keys XT5 x MOE

$374.46$1,265.67

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

Compare

ABB KXT5IP54RH - IP54RHD XT5 PROTECT. IP54 ROT.HANDL

ABB KXT5IP54RH - IP54RHD XT5 PROTECT. IP54 ROT.HANDL

MPN:KXT5IP54RH

IP54RHD XT5 PROTECT. IP54 ROT.HANDL

$49.37$166.86

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

Compare

ABB KXT5LTC-3 - LTC XT5 3P TERMINAL COVERS LOW 2PCS

MPN:KXT5LTC-3

LTC XT5 3P TERMINAL COVERS LOW 2PCS

$44.83$151.48

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

Compare

ABB KXT5LTC-4 - LTC XT5 4p TERMINAL COVERS LOW 2pcs

ABB KXT5LTC-4 - LTC XT5 4p TERMINAL COVERS LOW 2pcs

MPN:KXT5LTC-4

LTC XT5 4p TERMINAL COVERS LOW 2pcs

$59.76$201.98

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

Compare

ABB KXT5MIR400PW - MIR-P x XT5 P/W 400A FP

ABB KXT5MIR400PW - MIR-P x XT5 P/W 400A FP

MPN:KXT5MIR400PW

MIR-P x XT5 P/W 400A FP

$46.76$158.07

You save 70%

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

QTY:

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