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Noark
B1E3D63
Miniature Circuit Breaker, UL1077, 3-Poles, D-Curve, 63A, 5kA, 480Y/277VAC, Supplementary Protection
$34.51$34.51 -
Available Now! Available Now!Weg
UBW400H-FTU400-3A
MCCB, 400A@480VAC, 65kA IC, with Lugs, 3-Pole, UL489, Fixed Thermal & Magnetic
$1,184.00$1,184.00 -
Weg
UBW600H-FTU600-3A
MCCB, 600A@480VAC, 65kA IC, with Lugs, 3-Pole, UL489, Fixed Thermal & Magnetic
$2,240.00$2,240.00 -
Weg
UBW800H-FTU800-3A
MCCB, 800A@480VAC, 65kA IC, with Lugs, 3-Pole, UL489, Fixed Thermal & Magnetic
$2,560.00$2,560.00 -
Noark
B1E1B1
Miniature Circuit Breaker, UL1077, 1-Pole, B-Curve, 1A, 5kA, 277VAC, Supplementary Protection
$11.48$11.48 -
Noark
B1E1B10
Miniature Circuit Breaker, UL1077, 1-Pole, B-Curve, 10A, 5kA, 277VAC, Supplementary Protection
$11.48$11.48 -
Noark
B1E1B13
Miniature Circuit Breaker, UL1077, 1-Pole, B-Curve, 13A, 5kA, 277VAC, Supplementary Protection
$11.48$11.48 -
Noark
B1E1B16
Miniature Circuit Breaker, UL1077, 1-Pole, B-Curve, 16A, 5kA, 277VAC, Supplementary Protection
$11.48$11.48 -
Noark
B1E1B2
Miniature Circuit Breaker, UL1077, 1-Pole, B-Curve, 2A, 5kA, 277VAC, Supplementary Protection
$11.48$11.48 -
Noark
B1E1B20
Miniature Circuit Breaker, UL1077, 1-Pole, B-Curve, 20A, 5kA, 277VAC, Supplementary Protection
$11.48$11.48 -
Noark
B1E1B25
Miniature Circuit Breaker, UL1077, 1-Pole, B-Curve, 25A, 5kA, 277VAC, Supplementary Protection
$11.48$11.48 -
Noark
B1E1B3
Miniature Circuit Breaker, UL1077, 1-Pole, B-Curve, 3A, 5kA, 277VAC, Supplementary Protection
$11.48$11.48
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