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Miniature Circuit Breakers (MCBs)
Miniature Circuit Breakers (MCBs) on Advantage Electric Supply

Miniature Circuit Breakers (MCBs)
An MCB is an automatically operated electrical switch. Miniature circuit breakers are intended to prevent damage to an electrical circuit as a result of excess current.
4,555 products available










| Item | Manufacturer | Price | Stock | Delivery | |
|---|---|---|---|---|---|
![]() | 3CU8L Circuit Breaker 8A, 3 Pole, 480Y/277V AC, UL489 | Altech Corp. | $107.18 | Quick Quote | |
![]() | 3D03UL Circuit Breaker 0.3A, 3 Pole, 480Y/277V AC, UL489 | Altech Corp. | $116.17 | Quick Quote | |
![]() | 3D12UL Circuit Breaker 12A, 3 Pole, 480Y/277V AC, UL489 | Altech Corp. | $116.17 | Quick Quote | |
![]() | 3D13UL Circuit Breaker 13A, 3 Pole, 480Y/277V AC, UL489 | Altech Corp. | $116.17 | Quick Quote | |
![]() | 3D5UL Circuit Breaker 5A, 3 Pole, 480Y/277V AC, UL489 | Altech Corp. | $116.17 | Quick Quote | |
![]() | 3DU05L Circuit Breaker 0.5A, 3 Pole, 480Y/277V AC, UL489 | Altech Corp. | $107.18 | Quick Quote | |
![]() | 3DU10L Circuit Breaker 10A, 3 Pole, 480Y/277V AC, UL489 | Altech Corp. | $107.18 | Quick Quote | |
![]() | 3DU20L Circuit Breaker 20A, 3 Pole, 480Y/277V AC, UL489 | Altech Corp. | $107.18 | Quick Quote | |
![]() | 3DU40L Circuit Breaker 40A, 3 Pole, 240V AC, UL489 | Altech Corp. | $115.42 | Quick Quote | |
![]() | 3DU50L Circuit Breaker 50A, 3 Pole, 240V AC, UL489 | Altech Corp. | $115.42 | Quick Quote | |