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ABL Sursum
3C60UR
Circuit Breaker, 3-Pole, C-Curve, 60 Amp, UL1077, 480Y/277VAC, 10kA, Supplementary Protection
$42.15$42.15 -
Noark
B1E2C3
Miniature Circuit Breaker, UL1077, 2-Poles, C-Curve, 3A, 5kA, 480Y/277VAC, Supplementary Protection
$22.95$22.95 -
Available Now! 
Available Now!Noark
B1E3D30
Miniature Circuit Breaker, UL1077, 3-Poles, D-Curve, 30A, 5kA, 480Y/277VAC, Supplementary Protection
$34.51$34.51 -
Noark
B1E3D63
Miniature Circuit Breaker, UL1077, 3-Poles, D-Curve, 63A, 5kA, 480Y/277VAC, Supplementary Protection
$34.51$34.51 -
Noark
B1H1B30
MCB, UL489, 1 Pole, B Curve, 30 Amp, 10kA, 277VAC, Box Lugs, Miniature Circuit Breaker
$18.11$18.11 -
$18.11$18.11 -
$35.36$35.36 -
Available Now! 
Available Now!Noark
B1H2D10
Miniature Circuit Breaker, UL489, 2-Poles, D-Curve, 10A, 480Y/277VAC, 10kA, Box Lugs
$35.36$35.36 -
$35.36$35.36 -
$53.47$53.47 -
Available Now! 
Available Now!Noark
B1H3D3
Miniature Circuit Breaker, UL489, 3-Poles, D-Curve, 3A, 480Y/277VAC, 10kA, Box Lugs
$53.47$53.47 -
$15.47$15.47
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