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Feels well-built and suitable for everyday plant and maintenance use.
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Circuit Breaker
Square D | MHL36400 | Circuit Breaker | 400A | 3-Pole | 600V
| Part Number | MHL36400 |
| Amperes | 400 |
| Poles | 3 |
| Voltage | 600 |
| Product Type | Circuit Breaker |
Regular price
$310.00
Sale price
$310.00
Regular price
Unit price
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Seamless online shopping experience guaranteed with easy shipping and returns policy.
Shop with Confidence: Our Products come with a Reliable Year-Long Warranty.
Square D | MHL36400 | Circuit Breaker | 400A | 3-Pole | 600V
Regular price
$310.00
Sale price
$310.00
Regular price
Unit price
Product description
Shipping
The Square D MHL36400 circuit breaker is built for demanding industrial panels where reliable protection and precise ratings matter. With a robust 400A capacity, a 3-Pole configuration, and a 600V rating, this device is designed to safeguard three-phase power systems during heavy-duty operation, maintenance, retrofit, or replacement projects.
- Amperage: 400 A
- Poles: 3-Pole
- Voltage: 600 V
- Part number: MHL36400
Why choose the MHL36400 for your panel? This model is purpose-built for high-current, three-phase service feeds, providing dependable short-circuit and overload protection where panel space and compatibility are critical. It’s especially suited for retrofit or replacement scenarios where matching specifications is essential to maintain electrical safety and system performance.
Key benefits and practical use cases
Swap-in-ready protection for aging equipment without compromising system safety or performance. Aligns with existing three-phase distribution while preserving protective characteristics and trip behavior. Ideal when your panel requires a 400A, 3-pole, 600V device that matches the original specifications. Square D protection trusted in many industrial settings for consistent operation under load.
Important compatibility note: confirm fit and ratings before ordering. The part number MHL36400 is the most reliable reference for compatibility with your panel or enclosure. Always verify that the device’s frame, bus type, and trip specifications align with your system’s requirements, and adhere to local electrical codes during installation.
Installation tips for best results: match the breaker's amperage and voltage to your distribution panel, ensure proper mounting and secure connections, and consult the panel’s documentation for any model-specific torque or terminal size guidance. By selecting a purpose-built part like the MHL36400, you’re choosing a proven solution designed to protect both equipment and personnel while maintaining system uptime.
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What Our Customers Say
General feedback we often hear from customers purchasing industrial electrical parts.
Verified
Lead time was reasonable and the part matched expectations when it arrived.
Procurement · Ontario
Verified
Good value for industrial use. Customers mention easy installation.
Service tech · Field work
