-
Available Now! 
Available Now!Weg
UMBW-1C3-40
MCB, UL1077, 3-Pole, C-Curve, 40 Amp, 277/480Y VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$24.05$24.05 -
LS Electric
0626033363
MCB, UL1077, 1-Pole, D-Curve, 4 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker
$6.91$6.91 -
LS Electric
0627041163
MCB, UL1077, 2-Pole, B-Curve, 16 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker
$14.79$14.79 -
Available Now! 
Available Now!Noark
B1E2P100
Miniature Circuit Breaker, UL1077, 2-Poles, 100A, 5kA, 480Y/277VAC, 125VDC, Supplementary Protection
$27.88$27.88 -
Available Now! 
Available Now!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)
$24.05$24.05 -
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
$24.05$24.05 -
LS Electric
0626032263
MCB, UL1077, 1-Pole, C-Curve, 10 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker
$6.91$6.91 -
Available Now! 
Available Now!LS Electric
0626050863
MCB, UL489, 1-Pole, D-Curve, 15 Amp, 10kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker
$16.21$16.21 -
Available Now! 
Available Now!LS Electric
0627056363
MCB, UL489, 2-Pole, C-Curve, 5 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker, Replacement for 0627055363
$34.72$34.72 -
Available Now! 
Available Now!LS Electric
0627056863
MCB, UL489, 2-Pole, D-Curve, 15 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker, This is the Recommended Replacement for 0627056963, BK63HU 2P D15A 10kA 240VAC UL489.
$34.72$34.72 -
LS Electric
0628033763
MCB, UL1077, 3-Pole, D-Curve, 10 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker
$23.55$23.55 -
ABL Sursum
1D10UR
Circuit Breaker, 1-Pole, D-Curve, 10 Amp, UL1077, 277VAC, 10kA, Supplementary Protection
$13.25$13.25
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