-
Available Now! 
Available Now!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 -
$255.36$255.36 -
$255.36$255.36 -
Weg
UMBW-1C3-60
MCB, UL1077, 3-Pole, C-Curve, 60 Amp, 277/480VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$30.55$30.55 -
Available Now! 
Available Now!Weg
MPW80-3-U040
Manual Motor Protector, 80A, 32-40A Overload Setting Range, 3-Pole, 690V, 50/60Hz, Terminal Box, Rotary Handle, IP20
$175.18$175.18 -
Weg
MPW80-3-U050
Manual Motor Protector, 80A, 40-50A Overload Setting Range, 3-Pole, 690V, 50/50Hz, Terminal Box, Rotary Handle, IP20
$175.18$175.18 -
Available Now! 
Available Now!LS Electric
02050004UL
MCCB, 3-Pole, 30 Amp, 25kA@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
$350.71$350.71 -
LS Electric
02090003UL
Molded Case Circuit Breaker, 3-Pole, 200A, 80%, 65kA, Fixed Thermal/Magnetic, Lugs Line/Load Side
$750.27$750.27 -
LS Electric
02090005UL
Molded Case Circuit Breaker, 3-Pole, 250A, 80%, 65kA, Fixed Thermal/Magnetic, Lugs Line/Load Side
$750.27$750.27 -
LS Electric
02110004UL
Molded Case Circuit Breaker, 3-Pole, 400A, 80%, 65kA, Fixed Thermal/Magnetic, Lugs Line/Load Side
$1,449.52$1,449.52 -
ABL Sursum
3B63UR
Circuit Breaker, 3-Pole, B-Curve, 63 Amp, UL1077, 480Y/277VAC, 10kA, Supplementary Protection
$50.15$50.15 -
Available Now! 
Available Now!ABL Sursum
3D60UR
Circuit Breaker, 3-Pole, D-Curve, 60 Amp, UL1077, 480Y/277VAC, 10kA, Supplementary Protection
$50.15$50.15
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