-
Available Now! 
Available Now!Noark
B1E2B50
Miniature Circuit Breaker, UL1077, 2-Poles, B-Curve, 50A, 5kA, 480Y/277VAC, Supplementary Protection
$14.41$14.41 -
Noark
B1E2C50
Miniature Circuit Breaker, UL1077, 2-Poles, C-Curve, 50A, 5kA, 480Y/277VAC, Supplementary Protection
$28.60$28.60 -
Noark
B1E3C20
Miniature Circuit Breaker, UL1077, 3-Poles, C-Curve, 20A, 5kA, 480Y/277VAC, Supplementary Protection
$41.88$41.88 -
$45.26$45.26 -
$67.82$67.82 -
Noark
B1N1D0.5
Miniature Circuit Breaker, UL489, 1-Pole, D-Curve, 0.5A, 240VAC/60VDC, 10kA, Box Lugs
$19.31$19.31 -
Available Now! 
Available Now!Noark
B1N2C6
Miniature Circuit Breaker, UL489, 2-Poles, C-Curve, 6A, 240VAC/125VDC, 10kA, Box Lugs
$17.87$17.87 -
Noark
B1N2D50
Miniature Circuit Breaker, UL489, 2-Poles, D-Curve, 50A, 240VAC/125VDC, 10kA, Box Lugs
$36.87$36.87 -
$56.18$56.18 -
$56.18$56.18 -
$214.27$214.27 -
Available Now! 
Available Now!Weg
MPW18-3-U010
Manual Motor Protector, 18A, 6.3-10A Overload Setting Range, 3-Pole, 690V, 50/60Hz, On/Off Pushbutton, Screw Terminal, IP20
$48.45$48.45
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