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Weg
MPW40-3-C016
Manual Motor Protector, 40A, 0.10-0.16A Overload Setting Range, 3-Pole, Screw Terminal, Rotary Handle, IP20
$53.48$53.48 -
Weg
UBW225N-FTU225-3A
MCCB, 225A@480VAC, 35kA IC, with Lugs, 3-Pole, UL489, Fixed Thermal & Magnetic
$595.20$595.20 -
Weg
UBW400H-FTU400-3A
MCCB, 400A@480VAC, 65kA IC, with Lugs, 3-Pole, UL489, Fixed Thermal & Magnetic
$1,420.80$1,420.80 -
Weg
UBW800H-FTU800-3A
MCCB, 800A@480VAC, 65kA IC, with Lugs, 3-Pole, UL489, Fixed Thermal & Magnetic
$3,072.00$3,072.00 -
Weg
UMBW-1D1-5
MCB, UL1077, 1-Pole, D-Curve, 5 Amp, 277VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$11.75$11.75 -
Weg
UMBW-4D2-50
MCB, UL489, 2-Pole, D-Curve, 50 Amp, 277/480VAC, 125VDC, 10kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$50.29$50.29 -
Available Now! 
Available Now!LS Electric
02050201UL
MCCB, 3-Pole, 60 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 -
LS Electric
02070009UL
Molded Case Circuit Breaker, 3-Poles, 150A, 80%, 65kA, Fixed Thermal/Magnetic, Lugs Line/Load Side
$527.60$527.60 -
LS Electric
0626030763
MCB, UL1077, 1-Pole, B-Curve, 4 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker
$7.62$7.62 -
LS Electric
0626033863
MCB, UL1077, 1-Pole, D-Curve, 25 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker
$7.62$7.62 -
LS Electric
0626041863
MCB, UL489, 1-Pole, D-Curve, 40 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker
$17.86$17.86 -
Available Now! 
Available Now!LS Electric
0626043863
MCB, UL489, 1-Pole, C-Curve, 25 Amp, 10kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker
$17.86$17.86
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