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Available Now! 
Available Now!Noark
B1E2B30
Miniature Circuit Breaker, UL1077, 2-Poles, B-Curve, 30A, 5kA, 480Y/277VAC, Supplementary Protection
$7.70$7.70 -
Noark
B1E2C5
Miniature Circuit Breaker, UL1077, 2-Poles, C-Curve, 5A, 5kA, 480Y/277VAC, Supplementary Protection
$28.60$28.60 -
Noark
B1E3B35
Miniature Circuit Breaker, UL1077, 3-Poles, B-Curve, 35A, 5kA, 480Y/277VAC, Supplementary Protection
$41.88$41.88 -
Noark
B1E3C30
Miniature Circuit Breaker, UL1077, 3-Poles, C-Curve, 30A, 5kA, 480Y/277VAC, Supplementary Protection
$41.88$41.88 -
Noark
B1E2B25
Miniature Circuit Breaker, UL1077, 2-Poles, B-Curve, 25A, 5kA, 480Y/277VAC, Supplementary Protection, Special Order, Non-Cancellable, No Returns
$27.58$27.58 -
Noark
B1E2B35
Miniature Circuit Breaker, UL1077, 2-Poles, B-Curve, 35A, 5kA, 480Y/277VAC, Supplementary Protection
$27.58$27.58 -
Available Now! 
Available Now!Noark
B1E2B50
Miniature Circuit Breaker, UL1077, 2-Poles, B-Curve, 50A, 5kA, 480Y/277VAC, Supplementary Protection
$14.41$14.41 -
Noark
B1E2C25
Miniature Circuit Breaker, UL1077, 2-Poles, C-Curve, 25A, 5kA, 480Y/277VAC, Supplementary Protection
$28.60$28.60 -
Noark
B1E2C50
Miniature Circuit Breaker, UL1077, 2-Poles, C-Curve, 50A, 5kA, 480Y/277VAC, Supplementary Protection
$28.60$28.60 -
Noark
B1E3C20
Miniature Circuit Breaker, UL1077, 3-Poles, C-Curve, 20A, 5kA, 480Y/277VAC, Supplementary Protection
$41.88$41.88 -
Noark
B1E1D10
Miniature Circuit Breaker, UL1077, 1-Pole, D-Curve, 10A, 5kA, 277VAC, Supplementary Protection
$14.30$14.30 -
Available Now! 
Available Now!Noark
B1E2B15
Miniature Circuit Breaker, UL1077, 2-Poles, B-Curve, 15A, 5kA, 480Y/277VAC, Supplementary Protection
$16.90$16.90
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