Eaton | HLDB3300W | Circuit Breaker | 300A | 3-Pole | 600V

The Eaton HLDB3300W Circuit Breaker is a robust 3-pole protective device engineered for demanding 600V systems. With a full 300A rating, it delivers reliable overcurrent protection across three phases, making it a practical choice for maintenance, retrofit, and replacement projects where exact specifications matter.

Key specifications at a glance

• Amperage: 300A
• Poles: 3-Pole
• Voltage rating: 600V

Why choose the Eaton HLDB3300W

• Exact spec match for reliable compatibility — When your panel or equipment calls for a 300A, 3-pole, 600V protection device, HLDB3300W aligns with the required ratings to maintain electrical protection integrity.
• Maintenance-friendly replacement — Designed for straightforward retrofit or replacement, reducing downtime and simplifying inventory decisions for service calls.
• Focused on safety and system integrity — By matching the precise amperage and voltage, it helps ensure proper coordination with upstream and downstream protections, supporting safer, more predictable operation.
• Part-number reliability — The HLDB3300W part number is the most dependable reference for compatibility, helping you avoid misfits and unnecessary returns.

Ideal use cases

• Industrial facilities and manufacturing floors with 3-phase 600V distribution networks requiring 300A protection
• Retrofits and panel upgrades where legacy breakers must be replaced with exact-match specifications
• Service upgrades or maintenance outages that demand quick, reliable component replacement to minimize downtime

Practical considerations for purchasing and installation

• Always confirm fit and ratings before ordering to ensure seamless compatibility with your panel or switchgear.
• Use the HLDB3300W part number as the primary reference when checking documentation, catalogs, or supplier listings.
• Plan for proper electrical shutdown procedures and torque specifications during replacement to maintain safety and performance standards.

Whether you’re stocking for routine maintenance, planning a retrofit, or replacing a failed unit, the Eaton HLDB3300W Circuit Breaker delivers the precise protection your 3-phase, 600V system requires. This is a purpose-built solution for professionals who demand accuracy, dependable operation, and straightforward compatibility in demanding electrical environments.