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Noark
B1E4D5
Miniature Circuit Breaker, UL1077, 4-Poles, D-Curve, 5A, 5kA, 480Y/277VAC, Supplementary Protection
$45.99$45.99 -
Noark
B1E4B5
Miniature Circuit Breaker, UL1077, 4-Poles, B-Curve, 5A, 5kA, 480Y/277VAC, Supplementary Protection
$43.78$43.78 -
Noark
B1E4C5
Miniature Circuit Breaker, UL1077, 4-Poles, C-Curve, 5A, 5kA, 480Y/277VAC, Supplementary Protection
$45.05$45.05 -
Noark
B1E3B5
Miniature Circuit Breaker, UL1077, 3-Poles, B-Curve, 5A, 5kA, 480Y/277VAC, Supplementary Protection
$33.58$33.58 -
Noark
B1E3D5
Miniature Circuit Breaker, UL1077, 3-Poles, D-Curve, 5A, 5kA, 480Y/277VAC, Supplementary Protection
$34.51$34.51 -
Noark
B1E3C5
Miniature Circuit Breaker, UL1077, 3-Poles, C-Curve, 5A, 5kA, 480Y/277VAC, Supplementary Protection
$33.58$33.58 -
Available Now! Available Now!Noark
B1E1D5
Miniature Circuit Breaker, UL1077, 1-Pole, D-Curve, 5A, 5kA, 277VAC, Supplementary Protection
$11.48$11.48 -
ABL Sursum
1C5UR
Circuit Breaker, 1-Pole, C-Curve, 5 Amp, UL1077, 277VAC, 10kA, Supplementary Protection
$13.25$13.25 -
Weg
UMBW-1D2-5
MCB, UL1077, 2-Pole, D-Curve, 5 Amp, 277/480Y VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$17.76$17.76 -
Weg
UMBW-1C2-5
MCB, UL1077, 2-Pole, C-Curve, 5 Amp, 277/480Y VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$17.76$17.76 -
Weg
UMBW-1D1-5
MCB, UL1077, 1-Pole, D-Curve, 5 Amp, 277VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$9.25$9.25 -
Weg
UMBW-1B2-5
MCB, UL1077, 2-Pole, B-Curve, 5 Amp, 277/480Y VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$17.76$17.76
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