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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SMISSL UL489 MCB,480Y/277VAC,6A,3P,K

$348.11

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

SMISSL UL489 MCB,480Y/277VAC,8A,3P,K

$348.11

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

BKR T4NPVA 40A UL 3PS L 1000VDC

$3,893.15$6,346.28

You save 39%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

BKR T4NPVA 200A TM UL S L 1000VDC

$4,751.53$7,745.53

You save 39%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T5H 600 UL/CSA PR222DS/P-LSI 600 3P

$10,826.72$17,648.81

You save 39%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T5V-HA 400 UL TMA 300-3000 3P F F 800VAC

$9,458.16$16,919.42

You save 44%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

BKR T5NPV 400A UL 3PS L 1000VDC

$4,391.07$7,855.05

You save 44%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T6H 800 UL/CSA PR222DS/P-LSIG 800 3

$17,171.60$24,154.49

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T6N-D/PV 800 MCS UL 4P F F 1000V DC

$12,404.93$22,190.80

You save 44%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

BKR T6NPVB 600A UL 2+2PS L 1000VDC

$11,954.27$16,815.52

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

BKR T6NPVB 800A UL 2+2PS 1000VDC

$15,879.56$22,337.03

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T7L 1000 UL/CSA PR232/P LSI IN1000

$28,873.03$40,614.35

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T7L 1200 UL/CSA PR232/P LSI IN1200

$31,313.08$44,046.66

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T7D/PV-E 1600 4P F F M 1500V DC

$37,410.45$52,623.55

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T8V-D 2000 MCS-UL/CSA DC 3P F F

$20,537.48$28,889.13

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T8V-D 2000 MCS-UL/CSA DC 3P F F

$27,830.32$39,147.62

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T8V-D 2000 MCS-UL/CSA DC 3P F F

$27,444.09$38,604.34

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T8L 2000 PR331/P LSI IN=2000A 3P F F

$34,229.62$48,149.23

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T8L 2000 PR331/P LSI IN=2000A 3P F F

$42,015.93$59,101.88

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T8L 2000 PR331/P LSI IN=2000A 3P F F

$41,129.13$57,854.46

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T8L 2000 PR331/P LSIG IN=2000A 3P F F

$34,247.54$48,174.43

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T8L 2000 PR332/P LSIG IN=2000A 3P F F

$39,350.17$55,352.07

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T8L 2000 PR331/P LSI IN=2000A 4P F F

$42,786.87$60,186.32

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T8L 2000 PR331/P LSIG IN=2000A 4P F F

$42,809.20$60,217.73

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

SMISSL UL489 MCB,480Y/277VAC,6A,3P,K

$348.11

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

SMISSL UL489 MCB,480Y/277VAC,8A,3P,K

$348.11

Should ship between 11 Nov and 18 Nov

Subject to factory lead times

BKR T4NPVA 40A UL 3PS L 1000VDC

$3,893.15$6,346.28

You save 39%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

BKR T4NPVA 200A TM UL S L 1000VDC

$4,751.53$7,745.53

You save 39%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T5H 600 UL/CSA PR222DS/P-LSI 600 3P

$10,826.72$17,648.81

You save 39%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T5V-HA 400 UL TMA 300-3000 3P F F 800VAC

$9,458.16$16,919.42

You save 44%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

BKR T5NPV 400A UL 3PS L 1000VDC

$4,391.07$7,855.05

You save 44%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T6H 800 UL/CSA PR222DS/P-LSIG 800 3

$17,171.60$24,154.49

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T6N-D/PV 800 MCS UL 4P F F 1000V DC

$12,404.93$22,190.80

You save 44%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

BKR T6NPVB 600A UL 2+2PS L 1000VDC

$11,954.27$16,815.52

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

BKR T6NPVB 800A UL 2+2PS 1000VDC

$15,879.56$22,337.03

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T7L 1000 UL/CSA PR232/P LSI IN1000

$28,873.03$40,614.35

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T7L 1200 UL/CSA PR232/P LSI IN1200

$31,313.08$44,046.66

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T7D/PV-E 1600 4P F F M 1500V DC

$37,410.45$52,623.55

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T8V-D 2000 MCS-UL/CSA DC 3P F F

$20,537.48$28,889.13

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T8V-D 2000 MCS-UL/CSA DC 3P F F

$27,830.32$39,147.62

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T8V-D 2000 MCS-UL/CSA DC 3P F F

$27,444.09$38,604.34

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T8L 2000 PR331/P LSI IN=2000A 3P F F

$34,229.62$48,149.23

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T8L 2000 PR331/P LSI IN=2000A 3P F F

$42,015.93$59,101.88

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T8L 2000 PR331/P LSI IN=2000A 3P F F

$41,129.13$57,854.46

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T8L 2000 PR331/P LSIG IN=2000A 3P F F

$34,247.54$48,174.43

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T8L 2000 PR332/P LSIG IN=2000A 3P F F

$39,350.17$55,352.07

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T8L 2000 PR331/P LSI IN=2000A 4P F F

$42,786.87$60,186.32

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times

T8L 2000 PR331/P LSIG IN=2000A 4P F F

$42,809.20$60,217.73

You save 29%
Should ship between 11 Nov and 18 Nov

Subject to factory lead times