Square D | MHL36100040DC1680 | Circuit Breaker | 1000A | 3-Pole | 600V

Protect critical electrical systems with a trusted name in power safety. The Square D MHL36100040DC1680 circuit breaker is built for reliability in maintenance, retrofit, and replacement projects, delivering strong protection where it matters most. Designed for three-phase applications, this device ensures stable, dependable interrupting capability across demanding workloads at 600V.

Key specifications

• Amperage: 1000A
• Poles: 3-Pole
• Voltage rating: 600V
• Part number: MHL36100040DC1680

Why this model stands out

What makes this Square D breaker distinct is its exact compatibility for systems designed around the MHL36100040DC1680 reference. Using the correct part number minimizes downtime and helps ensure the protective device aligns with your panel, wiring, and motor loads. This 3-pole configuration provides coordinated protection for a three-phase circuit, helping prevent equipment damage from overloads or short circuits while keeping system downtime to a minimum during replacements.

Ideal use cases

• Maintenance or refresh of older panels that require a 3-pole, 1000A, 600V protection device
• Retrofits or upgrades where exact specifications must be preserved to maintain compliance
• Replacement in industrial environments with high-current, three-phase motor loads

Ordering with confidence

Important: Always confirm fit and ratings before ordering. The part number is the best reference for compatibility, so use MHL36100040DC1680 to verify exact matches in your electrical system and documentation. Ideal for industrial settings where precise specifications drive reliability and safety.

In practical terms, this Square D circuit breaker helps you maintain uninterrupted operation of essential equipment by delivering robust overcurrent protection at the correct current, configuration, and voltage. If your project calls for a 1000A, 3-pole, 600V device, this model provides a reliable, field-proven solution backed by Square D’s legacy of electrical safety and performance.