HEF631040 | Circuit Breaker | 40A | 3-Pole | 600V

HEF631040 is an industrial circuit breaker designed for dependable performance in maintenance, retrofit, and replacement projects where exact specifications matter. This 40A, 3-Pole unit is built to handle three-phase power systems with a 600V rating, delivering reliable protection for feeders and equipment in demanding environments.

• Amperage: 40 A
• Poles: 3-Pole
• Voltage: 600V

Why this matters for your system: the 3-Pole design ensures simultaneous disconnection of all three phases, reducing the risk of floating voltages during trips. The 40A rating provides precise protection for feeders, motors, and control circuits in industrial panels, while the 600V rating accommodates higher-voltage distribution common in manufacturing environments. When you need a fast, reliable replacement, HEF631040 offers a direct, compatible option that aligns with your existing infrastructure.

Ideal use cases

• Maintenance and service calls where uptime is critical and a precise part reference is required
• Retrofits or upgrades to align legacy panels with current protection standards
• Spare-part stocking in service fleets to minimize downtime during field repairs

Compatibility and installation guidance

To ensure a perfect fit, always confirm fit and ratings before ordering. The part number HEF631040 is the best reference for compatibility, so cross-check it against your panel labeling or service manual. When installing, verify that the breaker’s mounting and bus compatibility align with your enclosure, and follow standard electrical safety practices for wiring and trip-protection devices.

Why choose this part reference

Using the exact part number HEF631040 simplifies procurement and minimizes the risk of in-service mismatches. This focused, factory-aligned specification supports streamlined replacement, faster field service, and consistent protection across industrial power distribution layouts.