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Available Now! 
Available Now!LS Electric
0626031863
626031863, BK63H 1P C2A 10kA 120/240VAC UL1077
MCB, UL1077, 1-Pole, C-Curve, 2 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker,
$11.05$11.05 -
Available Now! 
Available Now!LS Electric
0628033963
628033963, BK63H 3P D20A 6kA 480Y/277VAC UL1077
MCB, UL1077, 3-Pole, D-Curve, 20 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker
$37.66$37.66 -
Available Now! 
Available Now!LS Electric
0627049363
627049363, BK63HU 2P C2A 10kA 480Y/277VAC UL489
MCB, UL489, 2-Pole, C-Curve, 2 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker
$55.52$55.52 -
Available Now! 
Available Now!LS Electric
0628033763
628033763, BK63H 3P D10A 6kA 480Y/277VAC UL1077
MCB, UL1077, 3-Pole, D-Curve, 10 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker
$37.66$37.66 -
Available Now! 
Available Now!LS Electric
0627049263
627049263, BK63HU 2P C1A 10kA 480Y/277VAC UL489
MCB, UL489, 2-Pole, C-Curve, 1 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker
$55.52$55.52 -
Available Now! 
Available Now!LS Electric
02050004UL
2050004UL, UTE100E FTU 30A 3P LL UL
MCCB, 3-Pole, 30 Amp, 25kA@480VAC, Fixed Thermal/Magnetic, Lugs Line/Load Side, 5.12 x 2.99 x 3.44" (HWD), Susol UL MCCB UTE100 Series, UL Listed, Molded Case Circuit Breaker
$350.71$350.71 -
Available Now! 
Available Now!Weg
UBW225N-FTU100-3A
13713040 | Limited Stock Savings: 1 unit available at this price
MCCB, 100A@480VAC, 35kA IC, with Lugs, 3-Pole, UL489, Fixed Thermal & Magnetic
$217.05$217.05 -
Available Now! 
Available Now!Weg
UMBW-1C1-4
13915266, Replacement for UMBW-1B1-4 (14351335) | Limited Stock Savings: 6 units available at this price
MCB, UL1077, 1-Pole, C-Curve, 4 Amp, 277VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$10.59$10.59 -
Available Now! 
Available Now!Weg
UMBW-1C2-5
14360116, Replacement for UMBW-1B2-5 (14361814)
MCB, UL1077, 2-Pole, C-Curve, 5 Amp, 277/480Y VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$22.56$22.56 -
Available Now! 
Available Now!Weg
UMBW-1C1-3
14353582, Replacement for UMBW-1B1-3 (14361513) | Limited Stock Savings: 4 units available at this price
MCB, UL1077, 1-Pole, C-Curve, 3 Amp, 277VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$10.59$10.59 -
Available Now! 
Available Now!Weg
UMBW-1C2-40
13915503, Replacement for UMBW-1B2-40 (14352909) | Limited Stock Savings: 2 units available at this price
MCB, UL1077, 2-Pole, C-Curve, 40 Amp, 277/480Y VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$18.44$18.44 -
Available Now! 
Available Now!Weg
UMBW-1D2-20
14361098
MCB, UL1077, 2-Pole, D-Curve, 20 Amp, 277/480Y VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$22.56$22.56
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