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Available Now! 
Available Now!LS Electric
0628039563
MCB, UL489, 3-Pole, C-Curve, 3 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker
$91.64$91.64 -
LS Electric
0628039963
MCB, UL489, 3-Pole, C-Curve, 16 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker
$91.64$91.64 -
LS Electric
0629040363
MCB, UL1077, 4-Pole, C-Curve, 16 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker, NCNR
$58.15$58.15 -
LS Electric
0629040963
MCB, UL1077, 4-Pole, C-Curve, 63 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker, NCNR
$68.47$68.47 -
Noark
B1D2C1
Miniature Circuit Breaker, UL489, 2-Poles, C-Curve, 1 Amp, 10kA, 250VDC, Box Lug, B1D Series
$59.66$59.66 -
Noark
B1E2C10
Miniature Circuit Breaker, UL1077, 2-Poles, C-Curve, 10A, 5kA, 480Y/277VAC, Supplementary Protection
$28.60$28.60 -
Noark
B1E2C15
Miniature Circuit Breaker, UL1077, 2-Poles, C-Curve, 15A, 5kA, 480Y/277VAC, Supplementary Protection
$28.60$28.60 -
Noark
B1E3C15
Miniature Circuit Breaker, UL1077, 3-Poles, C-Curve, 15A, 5kA, 480Y/277VAC, Supplementary Protection
$41.88$41.88 -
Noark
B1E3C50
Miniature Circuit Breaker, UL1077, 3-Poles, C-Curve, 50A, 5kA, 480Y/277VAC, Supplementary Protection
$41.88$41.88 -
Available Now! 
Available Now!Noark
B1E3C63
Miniature Circuit Breaker, UL1077, 3-Poles, C-Curve, 63A, 5kA, 480Y/277VAC, Supplementary Protection
$41.88$41.88 -
$23.73$23.73 -
$67.82$67.82
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