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Noark
B1N2B10
Miniature Circuit Breaker, UL489, 2-Poles, B-Curve, 10A, 240VAC/125VDC, 10kA, Box Lugs
$38.11$38.11 -
$36.87$36.87 -
$36.87$36.87 -
$56.18$56.18 -
$56.18$56.18 -
Sprecher and Schuh
L8-7/1/D
Circuit Breaker, Supplementary Protector, D-Curve, 7 Amp, 277VAC/48VDC, 10kA, 1-Pole, UL1077 / NFPA79 / CSA / CE, IP20
$49.63$49.63 -
Altech Corp.
MA1.6UM
Circuit Breaker, 3 Phase, Adjustable Trip, 1.6A, Handles High Inrush Loads of 3 Phase Devices
$102.69$102.69 -
Weg
MPW18-3-U001
Manual Motor Protector, 18A, 0.63-1A Overload Setting Range, 3-Pole, 690V, 50/60Hz, On/Off Pushbutton, Screw Terminal, IP20
$40.70$40.70 -
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
UBW225H-FTU200-3A
MCCB, 200A@480VAC, 65kA IC, with Lugs, 3-Pole, UL489, Fixed Thermal & Magnetic
$787.20$787.20 -
Available Now! 
Available Now!Weg
UMBW-1C3-25
MCB, UL1077, 3-Pole, C-Curve, 25 Amp, 277/480Y VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$30.55$30.55 -
Weg
UMBW-1D1-15
MCB, UL1077, 1-Pole, D-Curve, 15 Amp, 277VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$11.75$11.75
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