-
Available Now! 
Available Now!Weg
UMBW-1C3-25
MCB, UL1077, 3-Pole, C-Curve, 25 Amp, 277/480Y VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$30.55$30.55 -
Weg
UMBW-1D1-15
MCB, UL1077, 1-Pole, D-Curve, 15 Amp, 277VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$11.75$11.75 -
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 -
Available Now! 
Available Now!LS Electric
02050202UL
MCCB, 3-Pole, 70 Amp, 35kA@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, Non-Cancellable, No Returns
$433.26$433.26 -
Available Now! 
Available Now!LS Electric
02090001UL
MCCB, 3 Pole, 150 Amp (150A), 80%, 65kA, Fixed Thermal/Magnetic, Lugs Line/Load Side, UL, Molded Case Circuit Breaker
$707.80$707.80 -
LS Electric
0626031063
MCB, UL1077, 1-Pole, B-Curve, 16 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker
$7.62$7.62 -
LS Electric
0626036463
MCB, UL1077, 1-Pole, C-Curve, 25 Amp, 6kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker
$7.62$7.62 -
LS Electric
0626037163
MCB, UL1077, 1-Pole, D-Curve, 3 Amp, 6kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker
$7.62$7.62 -
Available Now! 
Available Now!LS Electric
0626050463
MCB, UL489, 1-Pole, C-Curve, 8 Amp, 10kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker
$17.86$17.86 -
$322.68$322.68 -
$21.01$21.01 -
Altech Corp.
1B13UM
MCB, 1-Pole, B-Curve, 13 Amp (13A), 480Y/277VAC, UL508 Listed, Miniature Circuit Breaker, -25 to +55°C (-13 to +131°F), IP20
$21.01$21.01
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