Eaton HMDL3500 500A 3P Circuit Breaker | AmpState

Powerful, reliable, and ready for heavy-duty protection, the Eaton HMDL3500 500A 3P Circuit Breaker is designed to guard panelboards, load centers, and electrical distribution networks. With a 500-amp rating across three poles, it delivers robust fault protection across three phases, helping maintain uptime in commercial and industrial environments.

Whether you're replacing a failed unit or stocking spares to keep BOMs aligned with the original part numbers, this HMDL3500 breaker is purpose-built for seamless compatibility with Eaton's HMDL line and standard distribution panels.

Key specifications

• Amperage: 500 A
• Poles: 3-Pole
• Type: Eaton HMDL series circuit breaker
• Applications: Panelboards, load centers, and electrical distribution systems
• Part number: HMDL3500

Why this breaker stands out

• OEM alignment for BOM integrity: Keeps original part numbers intact in your assemblies and spare stock, reducing procurement confusion and downtime.
• Strategic spare for maintenance programs: Ideal for service fleets and on-site back-ups, minimizing lag when a replacement is needed.
• Trusted protection for multi-branch systems: Three-pole design ensures simultaneous protection across all three conductors in three-phase installations.
• Straightforward compatibility: Engineered to fit panelboards, load centers, and distribution panels that call for Eaton's HMDL3500 specification.

Who it's for and practical use cases

Ideal for electrical contractors, facility managers, OEMs, and maintenance teams that rely on reliable, readily available replacement breakers. Use cases include:

• Replacing a failed 3P 500A breaker in commercial or light industrial panels.
• Maintaining BOM accuracy during retrofits or panel upgrades.
• Stocking a dependable spare to minimize downtime in critical distribution paths.

Need help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit.

Available from AmpState, the Eaton HMDL3500 500A 3P Circuit Breaker is your go-to solution for durable, compliant protection in demanding electrical systems.