Miniature Circuit Breakers

Shop All MCB's
UL489 & UL1077 MCBs
1 to 63A Models
B, C and D Trip Curves
from $17.35

FMX MCB4
UL489 MCBs
1 to 63A Models
C and D Trip Curves
from $28.10

FMX MCB4 Accessories
UL489 Trip Devices, Auxiliaries
& Locking Devices
from $1.70

FMX MCB1
UL1077 Supplementary Protectors
1 to 63A Models
B, C, and D Trip Curves
from $17.35

FMX MCB1 Accessories
UL1077 Trip Devices, Auxiliaries
& Locking Devices
 
from $1.40

FMX DIN Module Enclosures
IP65, Plastic
Mount MCBs or other
DIN 43880 profile devices
from $22.45