Square D | MHL365001287 | Circuit Breaker | 3-Pole

Square D MHL365001287 is a purpose-built 3-pole circuit breaker designed to protect three-phase electrical systems in maintenance, retrofit, and replacement projects. This OEM-grade device is the reliable choice when you need exact-fit compatibility for Square D panels that require this specification.

What makes this 3-Pole breaker stand out

• Three-pole design provides balanced protection across all three phases in a 3‑phase distribution system
• OEM Square D engineering ensures consistent trip performance and long-term reliability
• Part number MHL365001287 serves as the most reliable reference for compatibility
• Specifically suited for maintenance, retrofit, and replacement workflows to minimize downtime

Fit, compatibility, and what to verify

• Confirm fit and ratings before ordering to avoid mismatches
• The part number (MHL365001287) is the best reference for compatibility with Square D panels
• Check your panel model and system requirements to ensure the 3-pole arrangement matches your three-phase distribution

Ideal use cases

• Retrofit projects upgrading aging switchgear in industrial facilities
• Maintenance replacements to minimize downtime on three-phase systems
• New installations in commercial or light-industrial environments requiring reliable three-phase protection

With this 3-pole circuit breaker, you get robust protection and dependable operation designed for demanding environments. Using the official part number reduces troubleshooting and rework by ensuring a drop-in fit with compatible Square D panels.

Specifications at a glance

• Poles: 3-Pole
• Part number: MHL365001287
• Brand: Square D

Ready to proceed? Use the MHL365001287 part number to locate the exact 3-pole circuit breaker you need for your Square D panel and keep your three-phase distribution protected with confidence.