Square D | MA367001121 | Circuit Breaker | 700A | 3-Pole | 600V

When your system demands reliable three‑phase protection at 600V, the Square D MA367001121 circuit breaker stands out as the precise, purpose-built choice. Designed for maintenance, retrofit, and replacement projects, this unit is built to slot into existing Square D installations where exact compatibility is critical.

Key specifications at a glance:

• Amperage: 700A
• Pole configuration: 3‑Pole
• Voltage rating: 600V
• Reference: MA367001121 (best compatibility indicator)

Why this breaker matters

• Exact compatibility: The part number MA367001121 is your best reference to ensure a seamless fit with your current panel and protection scheme.
• High‑current, three‑phase protection: With a 700A rating for 3‑phase circuits, this breaker is suited for demanding loads such as large motors, drives, and feeders that require solid protection and reliable interruption capability.
• 600V operating capability: Designed for industrial and commercial environments where equipment runs on up to 600V, delivering dependable performance across challenging conditions.
• Ideal for upgrades and replacements: A practical solution for scheduled maintenance, retrofits, or replacing a failed unit while maintaining the original protection philosophy of your installation.

Practical use cases

• Upgrading a service panel in an industrial setting that powers heavy three‑phase equipment.
• Replacing a worn or failed breaker in existing Square D installations to preserve protection coordination and panel layout.
• Retrofit projects where maintaining the exact part reference minimizes rewiring or compatibility risks.

Important note: Always confirm fit and ratings before ordering. Rely on the MA367001121 part number as your primary reference to ensure compatibility with your specific Square D panel configuration.