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Available Now! 
Available Now!LS Electric
0627056863
MCB, UL489, 2-Pole, D-Curve, 15 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker, This is the Recommended Replacement for 0627056963, BK63HU 2P D15A 10kA 240VAC UL489.
$55.52$55.52 -
Noark
B1N2C16
Miniature Circuit Breaker, UL489, 2-Poles, C-Curve, 16A, 240VAC/125VDC, 10kA, Box Lugs
$36.87$36.87 -
Noark
B1N2D60
Miniature Circuit Breaker, UL489, 2-Poles, D-Curve, 60A, 240VAC/125VDC, 10kA, Box Lugs
$36.87$36.87 -
LS Electric
0627056363
MCB, UL489, 2-Pole, C-Curve, 5 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker, Replacement for 0627055363
$55.52$55.52 -
Noark
B1N2C25
Miniature Circuit Breaker, UL489, 2-Poles, C-Curve, 25A, 240VAC/125VDC, 10kA, Box Lugs
$36.87$36.87 -
LS Electric
0627057563
MCB, UL1077, 2-Pole, C-Curve, 5 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker
$23.65$23.65 -
$42.04$42.04 -
LS Electric
0627056263
MCB, UL489, 2-Pole, B-Curve, 15 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker
$55.52$55.52 -
Noark
B1E2C20
Miniature Circuit Breaker, UL1077, 2-Poles, C-Curve, 20A, 5kA, 480Y/277VAC, Supplementary Protection
$28.60$28.60 -
Noark
B1E2D30
Miniature Circuit Breaker, UL1077, 2-Poles, D-Curve, 30A, 5kA, 480Y/277VAC, Supplementary Protection
$28.60$28.60 -
Available Now! 
Available Now!Noark
B1E2D40
Miniature Circuit Breaker, UL1077, 2-Poles, D-Curve, 40A, 5kA, 480Y/277VAC, Supplementary Protection
$28.60$28.60 -
Weg
UMBW-1D2-50
MCB, UL1077, 2-Pole, D-Curve, 50 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