-
Weg
UMBW-4D1-3
MCB, UL489, 1-Pole, D-Curve, 3 Amp, 277VAC/60VDC, 10kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$24.91$24.91 -
Noark
B1E1D1.6
Miniature Circuit Breaker, UL1077, 1-Pole, D-Curve, 1.6A, 5kA, 277VAC, Supplementary Protection
$14.30$14.30 -
Available Now! 
Available Now!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 -
Weg
UMBW-1D1-3
MCB, UL1077, 1-Pole, D-Curve, 3 Amp, 277VAC, 5kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series
$11.75$11.75 -
$19.30$19.30 -
$29.62$29.62 -
LS Electric
0626033463
MCB, UL1077, 1-Pole, D-Curve, 6 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker
$6.68$6.68 -
LS Electric
0626037363
MCB, UL1077, 1-Pole, D-Curve, 6 Amp, 6kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker
$6.68$6.68 -
ABL Sursum
1D1UR
Circuit Breaker, 1-Pole, D-Curve, 1 Amp, UL1077, 277VAC, 10kA, Supplementary Protection
$15.76$15.76 -
$29.62$29.62 -
Noark
B1E1D5
Miniature Circuit Breaker, UL1077, 1-Pole, D-Curve, 5A, 5kA, 277VAC, Supplementary Protection
$14.30$14.30 -
Weg
UMBW-1D1-30
MCB, UL1077, 1-Pole, D-Curve, 30 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