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Noark
B1E3D25
Miniature Circuit Breaker, UL1077, 3-Poles, D-Curve, 25A, 5kA, 480Y/277VAC, Supplementary Protection
$43.11$43.11 -
$23.73$23.73 -
$44.13$44.13 -
$19.30$19.30 -
$56.18$56.18 -
$56.18$56.18 -
$56.18$56.18 -
Available Now! 
Available Now!Sprecher and Schuh
L9-15/3/D
Miniature Circuit Breaker, D-Curve, 15 Amp, 480Y/277VAC, 10kA, 3-Pole, UL489 / CSA / CE, IP20
$219.73$219.73 -
Weg
UMBW-1D1-10
MCB, UL1077, 1-Pole, D-Curve, 10 Amp, 277VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$11.75$11.75 -
Weg
UMBW-4D1-30
MCB, UL489, 1-Pole, D-Curve, 30 Amp, 120VAC/60VDC, 10kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$24.91$24.91 -
LS Electric
0626044363
MCB, UL489, 1-Pole, D-Curve, 6 Amp, 10kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker
$25.91$25.91 -
LS Electric
0626049963
MCB, UL489, 1-Pole, D-Curve, 30 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker
$25.91$25.91
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