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$47.76$47.76 -
Noark
B1D2C15
Miniature Circuit Breaker, UL489, 2-Poles, C-Curve, 15 Amp, 10kA, 250VDC, Box Lug, B1D Series
$59.66$59.66 -
$45.26$45.26 -
$44.13$44.13 -
Noark
B1N2B30
Miniature Circuit Breaker, UL489, 2-Poles, B-Curve, 30A, 240VAC/125VDC, 10kA, Box Lugs
$38.11$38.11 -
$36.87$36.87 -
$36.87$36.87 -
Available Now! 
Available Now!Noark
B1N2D50
Miniature Circuit Breaker, UL489, 2-Poles, D-Curve, 50A, 240VAC/125VDC, 10kA, Box Lugs
$36.87$36.87 -
Carlo Gavazzi
GMB632PC30
MCB, UL489, 2 Pole, C-Curve, 30 Amp, 240VAC, 60/125VDC, 10kA, Lug Terminals, DIN Rail Mounting, Thermal-Magnetic Miniature Circuit Breaker, GMB63 Series
$65.46$65.46 -
Carlo Gavazzi
GSB632PC20
Supplementary Circuit Protector, UL1077, 2 Pole, C-Curve, 20A Overload Range, 277VAC, 5kA, DIN Rail Mount, IP20, GSB63 Series
$23.19$23.19 -
Weg
UMBW-4C2-2
MCB, UL489, 2-Pole, C-Curve, 2 Amp, 277/480Y VAC, 125VDC, 10kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$50.29$50.29 -
Weg
UMBW-4C2-6
MCB, UL489, 2-Pole, C-Curve, 6 Amp, 277/480Y VAC, 125 VDC, 10kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$50.29$50.29
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