-
Available Now! 
Available Now!Weg
UMBW-1C1-20
MCB, UL1077, 1-Pole, C-Curve, 20 Amp, 277VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$11.75$11.75 -
Available Now! 
Available Now!Weg
UMBW-1C1-15
MCB, UL1077, 1-Pole, C-Curve, 15 Amp, 277VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$11.75$11.75 -
Noark
B1E3C35
Miniature Circuit Breaker, UL1077, 3-Poles, C-Curve, 35A, 5kA, 480Y/277VAC, Supplementary Protection
$41.88$41.88 -
Available Now! 
Available Now!Noark
B1E3D20
Miniature Circuit Breaker, UL1077, 3-Poles, D-Curve, 20A, 5kA, 480Y/277VAC, Supplementary Protection
$43.11$43.11 -
Weg
UMBW-1C3-15
MCB, UL1077, 3-Pole, C-Curve, 15 Amp, 277/480VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series This is the Recommended Replacement for UMBW-1B3-15 (14353254) , UMBW-1B3-16 (14353257) and UMBW-1C3-16 (14360250)
$30.55$30.55 -
Available Now! 
Available Now!Weg
UMBW-1C3-50
MCB, UL1077, 3-Pole, C-Curve, 50 Amp, 277/480Y VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$19.07$19.07 -
Available Now! 
Available Now!Weg
UMBW-1C2-2
MCB, UL1077, 2-Pole, C-Curve, 2 Amp, 277/480Y VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$16.16$16.16 -
Available Now! 
Available Now!Weg
UMBW-1C1-4
MCB, UL1077, 1-Pole, C-Curve, 4 Amp, 277VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$11.75$11.75 -
Noark
B1E2D2
Miniature Circuit Breaker, UL1077, 2-Poles, D-Curve, 2A, 5kA, 480Y/277VAC, Supplementary Protection
$28.60$28.60 -
Weg
UMBW-1C3-20
MCB, UL1077, 3-Pole, C-Curve, 20 Amp, 277/480Y VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$30.55$30.55 -
Available Now! 
Available Now!Weg
UMBW-1D3-50
MCB, UL1077, 3-Pole, D-Curve, 50 Amp, 277/480Y VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$30.55$30.55 -
Noark
B1E1D20
Miniature Circuit Breaker, UL1077, 1-Pole, D-Curve, 20A, 5kA, 277VAC, Supplementary Protection
$14.30$14.30
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