-
Available Now! 
Available Now!Weg
UMBW-1C2-20
MCB, UL1077, 2-Pole, C-Curve, 20 Amp, 277/480Y VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$17.76$17.76 -
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!LS Electric
0626050363
MCB, UL489, 1-Pole, C-Curve, 5 Amp, 10kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker
$18.08$18.08 -
LS Electric
0628033763
MCB, UL1077, 3-Pole, D-Curve, 10 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker
$26.27$26.27 -
Available Now! 
Available Now!LS Electric
0628047263
MCB, UL489, 3-Pole, D-Curve, 15 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker, (Suggested Replacement for 0628046263, BK63HU 3P D15A 10kA 240VAC UL489)
$63.94$63.94 -
LS Electric
0628048863
MCB, UL1077, 3-Pole, B-Curve, 30 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker
$26.27$26.27 -
Available Now! 
Available Now!Weg
MPW40-3-U010
Manual Motor Protector, 40A, 6.3-10A Overload Setting Range, 3-Pole, Screw Terminal, Rotary Handle, IP20
$53.43$53.43 -
LS Electric
0628039063
MCB, UL489, 3-Pole, B-Curve, 16 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker
$63.94$63.94 -
Available Now! 
Available Now!LS Electric
0628046863
MCB, UL489, 3-Pole, C-Curve, 8 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker
$63.94$63.94 -
$15.47$15.47 -
Available Now! 
Available Now!Noark
B1E3D50
Miniature Circuit Breaker, UL1077, 3-Poles, D-Curve, 50A, 5kA, 480Y/277VAC, Supplementary Protection
$34.51$34.51 -
LS Electric
0627038363
MCB, UL1077, 2-Pole, C-Curve, 6 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker
$16.50$16.50
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