Eaton | HND312TW | Circuit Breaker | 1200A | 3-Pole | 600V

Eaton HND312TW Circuit Breaker — a high-capacity, three-phase protective device designed for demanding industrial environments. With a 1200 A rating, 3-pole configuration, and a 600 V maximum system voltage, this breaker provides reliable protection for large-load circuits and critical equipment.

• Amperage: 1200 A
• Poles: 3-Pole
• Voltage: 600 V
• Part number: HND312TW

This unit is specifically suited for maintenance, retrofit, and replacement projects where exact specifications must be matched. The HND312TW model serves as a precise reference point for compatibility, helping you avoid mismatches in upgrade scenarios or legacy installations.

Why this breaker stands out

• Designed for three-phase systems, delivering dependable protection for high-demand equipment and motors.
• Cross-reference-ready identification via the exact part number, simplifying ordering and installation in existing Eaton environments.
• Durable construction tuned for long service life in industrial settings, reducing downtime and maintenance cycles.
• Ideal for retrofit projects where matching current ratings and pole configuration is critical to maintain system performance.

Ideal use cases

• Manufacturing facilities with large motors and heavy loads
• Commercial or industrial electrical rooms requiring reliable three-phase protection
• Retrofits or replacements in existing Eaton distribution systems to preserve compatibility

Compatibility and installation tips

• Always confirm fit and ratings before ordering—use the part number HND312TW as the best compatibility reference.
• Match the breaker to your panel, bus, and wiring configurations to ensure seamless integration with existing protection schemes.
• Consult your electrical schematic and distribution guides to verify that a 1200 A, 3-pole, 600 V breaker aligns with the intended circuit protections.

Whether you’re upgrading aging infrastructure, replacing a failed protective device, or stocking spare parts for a critical facility, the Eaton HND312TW delivers the precision, reliability, and compatibility you need for robust three-phase protection. Trust in a proven Eaton design to safeguard high-current circuits and keep your operations moving smoothly.