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Noark
B1E2B20
Miniature Circuit Breaker, UL1077, 2-Poles, B-Curve, 20A, 5kA, 480Y/277VAC, Supplementary Protection
$22.10$22.10 -
Noark
B1E2B3
Miniature Circuit Breaker, UL1077, 2-Poles, B-Curve, 3A, 5kA, 480Y/277VAC, Supplementary Protection
$22.10$22.10 -
Noark
B1E2B32
Miniature Circuit Breaker, UL1077, 2-Poles, B-Curve, 32A, 5kA, 480Y/277VAC, Supplementary Protection
$22.10$22.10 -
Noark
B1E2B35
Miniature Circuit Breaker, UL1077, 2-Poles, B-Curve, 35A, 5kA, 480Y/277VAC, Supplementary Protection
$22.10$22.10 -
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B1E2B4
Miniature Circuit Breaker, UL1077, 2-Poles, B-Curve, 4A, 5kA, 480Y/277VAC, Supplementary Protection
$22.10$22.10 -
Noark
B1E2B40
Miniature Circuit Breaker, UL1077, 2-Poles, B-Curve, 40A, 5kA, 480Y/277VAC, Supplementary Protection
$22.10$22.10 -
Noark
B1E2B5
Miniature Circuit Breaker, UL1077, 2-Poles, B-Curve, 5A, 5kA, 480Y/277VAC, Supplementary Protection
$22.10$22.10 -
Noark
B1E2B6
Miniature Circuit Breaker, UL1077, 2-Poles, B-Curve, 6A, 5kA, 480Y/277VAC, Supplementary Protection
$22.10$22.10 -
Noark
B1E2B60
Miniature Circuit Breaker, UL1077, 2-Poles, B-Curve, 60A, 5kA, 480Y/277VAC, Supplementary Protection
$22.10$22.10 -
Noark
B1E2B63
Miniature Circuit Breaker, UL1077, 2-Poles, B-Curve, 63A, 5kA, 480Y/277VAC, Supplementary Protection
$22.10$22.10 -
Noark
B1E2B8
Miniature Circuit Breaker, UL1077, 2-Poles, B-Curve, 8A, 5kA, 480Y/277VAC, Supplementary Protection
$22.10$22.10 -
Available Now! 
Available Now!Noark
B1E2C1
Miniature Circuit Breaker, UL1077, 2-Poles, C-Curve, 1A, 5kA, 480Y/277VAC, Supplementary Protection
$22.95$22.95
A circuit breaker will interrupt the flow of current in an electrical circuit, safeguarding surrounding electrical components and wiring by preventing circuit overloads and short circuits.
a.k.a. MCB, MCCB, molded case breaker, supplementary protection, UL1077, UL489, UL508, MMP, manual motor protector