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Weg
UMBW-4C2-6
MCB, UL489, 2-Pole, C-Curve, 6 Amp, 277/480Y VAC, 125 VDC, 10kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$39.59$39.59 -
$17.66$17.66 -
$30.04$30.04 -
Available Now! 
Available Now!Weg
UMBW-1C1-10
MCB, UL1077, 1-Pole, C-Curve, 10 Amp, 277VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$9.25$9.25 -
$17.66$17.66 -
Noark
B1D2C25
Miniature Circuit Breaker, UL489, 2-Poles, C-Curve, 25 Amp, 10kA, 250VDC, Box Lug, B1D Series
$47.77$47.77 -
$35.36$35.36 -
$53.47$53.47 -
LS Electric
0626051663
MCB, UL1077, 1-Pole, C-Curve, 30 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker
$7.71$7.71 -
Available Now! 
Available Now!LS Electric
0627049263
MCB, UL489, 2-Pole, C-Curve, 1 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker
$38.73$38.73 -
LS Electric
0628039963
MCB, UL489, 3-Pole, C-Curve, 16 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker
$63.94$63.94 -
Available Now! 
Available Now!Noark
B1E1C15
Miniature Circuit Breaker, UL1077, 1-Pole, C-Curve, 15A, 5kA, 277VAC, Supplementary Protection
$11.48$11.48
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