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What is the difference between a DC MCB and a DC MCCB?

What is the difference between a DC MCB and a DC MCCB?

MCB (Miniature Circuit Breaker) covers 1A–63A with fixed trip settings — ideal for string protection. MCCB (Moulded Case Circuit Breaker) covers 63A–1600A+ with adjustable trip settings — suitable for main feeders, inverter inputs, and battery strings. See our detailed comparison guide for more information.

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MCB (Miniature Circuit Breaker) covers 1A–63A with fixed trip settings — ideal for string protection. MCCB (Moulded Case Circuit Breaker) covers 63A–1600A+ with adjustable trip settings — suitable for main feeders, inverter inputs, and battery strings. See our detailed comparison guide for more information.

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