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Weg
UMBW-4C2-8
MCB, UL489, 2-Pole, C-Curve, 8 Amp, 277/480VAC, 125VDC, 10kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$50.29$50.29 -
LS Electric
0627038563
MCB, UL1077, 2-Pole, C-Curve, 16 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker
$23.65$23.65 -
LS Electric
0627039963
MCB, UL1077, 2-Pole, D-Curve, 20 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker
$23.65$23.65 -
LS Electric
0627057063
MCB, UL489, 2-Pole, D-Curve, 30 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker
$55.52$55.52 -
$42.04$42.04 -
Available Now! 
Available Now!Noark
B1E2B30
Miniature Circuit Breaker, UL1077, 2-Poles, B-Curve, 30A, 5kA, 480Y/277VAC, Supplementary Protection
$7.70$7.70 -
Noark
B1E2C5
Miniature Circuit Breaker, UL1077, 2-Poles, C-Curve, 5A, 5kA, 480Y/277VAC, Supplementary Protection
$28.60$28.60 -
Noark
B1N2B10
Miniature Circuit Breaker, UL489, 2-Poles, B-Curve, 10A, 240VAC/125VDC, 10kA, Box Lugs
$38.11$38.11 -
$36.87$36.87 -
Weg
UMBW-4C2-1.5
MCB, UL489, 2-Pole, C-Curve, 1.5 Amp, 277/480VAC, 125VDC, 10kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$50.29$50.29 -
LS Electric
0627037563
MCB, UL1077, 2-Pole, B-Curve, 32 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker
$23.65$23.65 -
LS Electric
0627038463
MCB, UL1077, 2-Pole, C-Curve, 10 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker
$23.65$23.65
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