Square D | MA268001121 | Circuit Breaker | 800A | 600V

Meet the Square D MA268001121 Circuit Breaker — a rugged, high-capacity protective device designed to keep demanding electrical systems safe and running. With 800A at 600V, this breaker is built to handle the load a busy facility demands while delivering precise tripping performance when faults occur.

Designed for maintenance, retrofit, and replacement projects, the MA268001121 model is the reliable choice when you need to match existing specifications and minimize downtime. Use it to upgrade older panels, swap out worn breakers, or retrofit systems to support higher-capacity feeders.

• Amperage: 800A
• Voltage: 600V
• Reference number: MA268001121 — the best reference for compatibility
• Recommended uses: maintenance, retrofit, and replacement where matching specs are required
• Important note: Confirm fit and ratings before ordering

Why choose Square D for critical protection? This MA-series breaker is designed to integrate with Square D panels and systems, offering predictable coordination, fast fault isolation, and long service life in environments that demand reliability.

Ideal for: electrical maintenance teams, panel upgrade projects, retrofits in industrial facilities, and commercial installations that require dependable 800A, 600V protection.

Practical tips for deployment: verify that your panel accepts MA-series breakers and that the rating matches your system requirements. Always power down equipment and follow lockout/tagout procedures during replacement. Keep the exact part number MA268001121 on hand to ensure you’re ordering a compatible unit for your setup.

Specs at a glance

• Amperage: 800A
• Voltage: 600V
• Part number: MA268001121