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Available Now! 
Available Now!LS Electric
0626030963
MCB, UL1077, 1-Pole, B-Curve, 10 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker
$11.05$11.05 -
Noark
B1E1D40
Miniature Circuit Breaker, UL1077, 1-Pole, D-Curve, 40A, 5kA, 277VAC, Supplementary Protection
$14.30$14.30 -
$22.58$22.58 -
$23.73$23.73 -
$17.57$17.57 -
Available Now! 
Available Now!Noark
B1E1D3
Miniature Circuit Breaker, UL1077, 1-Pole, D-Curve, 3A, 5kA, 277VAC, Supplementary Protection
$14.30$14.30 -
Available Now! 
Available Now!Noark
B1E1C3
Miniature Circuit Breaker, UL1077, 1-Pole, C-Curve, 3A, 5kA, 277VAC, Supplementary Protection
$14.30$14.30 -
$17.57$17.57 -
$17.86$17.86 -
Available Now! 
Available Now!Noark
B1N1C1
Miniature Circuit Breaker, UL489, 1-Pole, C-Curve, 1A, 240VAC/60VDC, 10kA, Box Lugs
$17.57$17.57 -
LS Electric
0626031963
MCB, UL1077, 1-Pole, C-Curve, 3 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker
$11.05$11.05 -
Noark
B1D1D15
Miniature Circuit Breaker, UL489, 1-Pole, D-Curve, 15 Amp, 10kA, 125VDC, Box Lug, B1D Series
$29.83$29.83
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