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$56.18$56.18 -
$56.18$56.18 -
Weg
DWB100CH80-3DX
MCCB, 80A@480Y/277VAC, 10kA IC, 100% Rated, 3-Pole, UL489, Fixed Thermal/Magnetic
$238.85$238.85 -
$214.27$214.27 -
Noark
M1H90T22L
Molded Case Circuit Breaker, MCCB, UL489, M1H, 150 A Frame Size, 150kA @ 240VAC/100kA @ 480VAC, 90 Amp, Thermal Magnetic Trip, 2-Pole, Lug Line/Load Side Connection, EX9M1H Series
$344.29$344.29 -
Noark
M1N125T1L
Molded Case Circuit Breaker, MCCB, UL489, M1N, 150 A Frame Size, 100kA @ 240VAC / 65kA @ 480VAC, 125 Amp, Thermal-Magnetic Trip, 1-Pole, Lug Line/Load Side Connection Connection, EX9M1N Series
$231.38$231.38 -
Noark
M1N60T3L
Molded Case Circuit Breaker, MCCB, UL489, M1N, 150 A Frame Size, 100kA @ 240VAC / 65kA @ 480VAC, 60 Amp, Thermal-Magnetic Trip, 3-Pole, Lug Line/Load Side Connection, EX9M1N Series
$333.56$333.56 -
Noark
M1S100T3L
MCCB, UL489, M1S, 3 Pole, 100 Amp (100A), 50kA @ 240VAC, 35kA @ 480VAC, 14kA @ 600VAC, 20kA @ 600VDC, 150 A Frame Size, Adjustable Thermal/Magnetic Trip, Line/Load Lug Connection, Molded Case Circuit Breaker
$300.33$300.33 -
Weg
MPW100-3-U075
Manual Motor Protector, 100A, 55-75A Overload Setting Range, 3-Pole, 690V, 50/60Hz, Terminal Box, IP20
$306.57$306.57 -
Weg
MPW18-3-U018
Manual Motor Protector, 18A, 12-18A Overload Setting Range, 3-Pole, 690V, 50/60Hz, On/Off Pushbutton, Screw Terminal, IP20
$66.85$66.85 -
Available Now! 
Available Now!Weg
MPW40-3-D016
Manual Motor Protector, 40A, 1.0-1.6A Overload Setting Range, 3-Pole, Screw Terminal, Rotary Handle, IP20
$63.16$63.16 -
Weg
MPW40-3-U001
Manual Motor Protector, 40A, 0.63-1.0A Overload Setting Range, 3-Pole, Screw Terminal, Rotary Handle, IP20
$63.16$63.16
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