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$67.82$67.82 -
Available Now! 
Available Now!Noark
B1N1C6
Miniature Circuit Breaker, UL489, 1-Pole, C-Curve, 6A, 240VAC/60VDC, 10kA, Box Lugs
$17.57$17.57 -
$36.87$36.87 -
Noark
M1S150T3L
MCCB, UL489, M1S, 3 Pole, 150 Amp (150A), 50kA @ 240VAC, 35kA @ 480VAC, 14kA @ 600VAC, 20kA @ 600VDC, 150 A Frame, Adjustable Thermal/Magnetic Trip, Lug Line/Load Side Connection, Molded Case Circuit Breaker
$440.83$440.83 -
Noark
B1D2C20
Miniature Circuit Breaker, UL489, 2-Poles, C-Curve, 20 Amp, 10kA, 250VDC, Box Lug, B1D Series
$59.66$59.66 -
Noark
B1E2C40
Miniature Circuit Breaker, UL1077, 2-Poles, C-Curve, 40A, 5kA, 480Y/277VAC, Supplementary Protection
$28.60$28.60 -
$22.58$22.58 -
$45.26$45.26 -
$45.26$45.26 -
$66.70$66.70 -
$19.30$19.30 -
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B1N3D50
Miniature Circuit Breaker, UL489, 3-Poles, D-Curve, 50A, 240VAC, 10kA, Box Lugs
$48.88$48.88
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