Merlin Gerin | 54543 | Circuit Breaker | 1600A | 600V

Meet the Merlin Gerin 54543 Circuit Breaker—an industrial protection device engineered for demanding electrical systems. With a substantial 1600A current rating and a 600V maximum voltage, this unit is designed for reliability in maintenance, retrofit, and replacement projects where exact specifications matter. The part number (54543) is your most dependable reference for compatibility, so confirm fit and ratings before ordering.

Key specifications and compatibility

• Part number: 54543
• Amperage: 1600A
• Voltage rating: 600V
• Applications: maintenance, retrofit, and replacement
• Compatibility note: The part number is the best reference for compatibility; always verify fit and ratings before purchasing.

Why this device matters

This Merlin Gerin circuit breaker brings proven protection to high-demand electrical distributions. Its combination of a 1600A capacity and 600V rating covers a wide range of industrial and commercial scenarios, helping to safeguard equipment and maintain uptime. As a genuine Merlin Gerin component, it integrates with Schneider Electric legacy and current distribution ecosystems that rely on this family’s form and fit, reducing the risk of mismatch during replacements or upgrades.

Ideal use cases

• Maintenance: replace aging or failed breakers to restore reliable protection in existing panels.
• retrofit: update distribution boards that require a 54543-class device without extensive panel changes.
• Replacement spares: keep a matching unit on hand for critical power systems where exact specs are essential.

Ordering and safety notes

Before you order, confirm your equipment requires a 54543 with 1600A at 600V. Rely on the part number as the primary compatibility reference, and consult your panel’s documentation for confirmation. For installation, work with a qualified electrician and follow all relevant electrical codes and safety practices.