HEF435100 | Circuit Breaker | 100A | 3-Pole | 480V

HEF435100 Industrial Circuit Breaker—a precise 100A, 3-Pole device engineered for demanding industrial environments. Built for maintenance, retrofit, and replacement projects, this 480V breaker delivers dependable protection for three-phase circuits where reliability matters most.

Designed to fit into compatible switchgear and electrical panels that accept the HEF435100 part number, this unit is your best reference for ensuring proper compatibility. Always confirm fit and ratings before ordering to avoid downtime or mismatched specifications.

Key specifications

• Amperage: 100A
• Poles: 3-Pole
• Voltage: 480V
• Part number: HEF435100

Why this breaker stands out

• Exact-match compatibility for quick retrofits and replacements, minimizing panel adaptation work.
• Three-phase protection tailored to 480V systems, safeguarding motor starters, feeders, and other industrial loads.
• Robust construction designed to endure the rigors of manufacturing floors, warehouses, and process environments.

Ideal applications

• Three-phase feeders and main distribution in 480V systems.
• Motor protection circuits in manufacturing lines and heavy equipment.
• Panel upgrades or retrofits where the HEF435100 is specified for seamless compatibility.
• Maintenance replacements in existing switchgear that require a 100A, 3-Pole unit.

Compatibility and installation tips

• Always verify the fit using the part number HEF435100 as the primary reference for compatibility with your panel or switchgear.
• Confirm electrical ratings (amperage, voltage, and pole configuration) align with your system requirements before commissioning.
• Installation should be performed by a qualified electrician in accordance with local codes and safety practices. Follow manufacturer guidelines for wiring, torque, and protective accessories.
• Keep a spare compatible unit on hand for rapid replacements and to reduce downtime during maintenance windows.

For projects involving 480V three-phase distribution, the HEF435100 delivers targeted protection where it matters most—maintaining equipment uptime, reducing the risk of faults spreading through the system, and simplifying retrofits with a reliable, exact-match part reference. If this part number aligns with your panel labeling and ratings, this 100A, 3-Pole solution is a focused, practical choice for dependable circuit protection.