-
Available Now! 
Available Now!LS Electric
0626050663
MCB, UL489, 1-Pole, D-Curve, 5 Amp, 10kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker
$17.86$17.86 -
Available Now! 
Available Now!LS Electric
0626050963
MCB, UL1077, 1-Pole, B-Curve, 5 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker
$10.52$10.52 -
LS Electric
0627046763
MCB, UL489, 2-Pole, C-Curve, 40 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker
$38.28$38.28 -
LS Electric
0627046963
MCB, UL489, 2-Pole, C-Curve, 63 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker
$44.27$44.27 -
Available Now! 
Available Now!LS Electric
0627055663
MCB, UL489, 2-Pole, C-Curve, 30 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker
$38.28$38.28 -
Available Now! 
Available Now!LS Electric
0628046763
MCB, UL489, 3-Pole, C-Curve, 5 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker
$63.18$63.18 -
$29.62$29.62 -
$59.22$59.22 -
Noark
B1D2D63
Miniature Circuit Breaker, UL489, 2-Poles, D-Curve, 63 Amp, 10kA, 250VDC, Box Lug, B1D Series
$59.66$59.66 -
Available Now! 
Available Now!Noark
B1N1D15
Miniature Circuit Breaker, UL489, 1-Pole, D-Curve, 15A, 240VAC/60VDC, 10kA, Box Lugs
$19.30$19.30 -
Available Now! 
Available Now!Weg
UMBW-1C3-60
MCB, UL1077, 3-Pole, C-Curve, 60 Amp, 277/480VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$30.55$30.55 -
Weg
UMBW-4D1-35
MCB, UL489, 1-Pole, D-Curve, 35 Amp, 120VAC/60VDC, 10kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$24.91$24.91
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