Eaton 6911D45G05 125A 3-Pole 347 V Circuit Breaker

The Eaton 6911D45G05 125A 3-Pole 347 V Circuit Breaker is a purpose-built protection device for demanding three-phase electrical layouts. Designed to handle 347 V systems, it provides dependable overcurrent protection for feeders and critical equipment while supporting streamlined maintenance and replacement in compatible Eaton panels.

Key reasons to choose this model include precise compatibility, reliable trip performance, and a current rating that fits mid-size industrial and commercial deployments. With a 125 A rating, it protects feeders feeding motors, HVAC units, and three-phase distribution panels without unnecessary nuisance trips, helping keep downtime to a minimum.

• Exact specification: Part Number 6911D45G05 ensures you’re selecting the correct unit for Eaton-based panels and backplanes that support this model.
• Three-pole protection: Simultaneous control of all three hot legs in a 347 V three-phase network to maintain balance and safeguard connected loads.
• Mid-range protection: 125 A rating tuned for feeders and mid-size electrical circuits common in commercial and light industrial settings.
• 347 V suitability: Optimized for commercial buildings and facilities that run line-to-line voltages near 347 V in their three-phase distribution.

Use cases and practical applications

Ideal for panels and distribution boards in facilities where 347 V three-phase service is the standard. Use this breaker to protect

• Motor control centers and process lines in manufacturing environments
• Three-phase feeders feeding HVAC equipment and large lighting circuits in commercial buildings
• Retrofits or upgrades in older electrical rooms that rely on 347 V three-phase distribution

What this means for you

With the Eaton 6911D45G05, you gain a reliable, easy-to-source component that fits seamlessly into existing Eaton ecosystems. It delivers predictable tripping behavior aligned with standard safety practices, helping you meet code requirements and keep critical loads protected.

Specifications at a glance

• Current rating: 125 A
• Poles: 3
• Voltage rating: 347 V
• Part number: 6911D45G05

Whether you’re an electrical contractor, facility manager, or maintenance engineer, this 6911D45G05 breaker is a precise, dependable choice for safeguarding three-phase equipment and ensuring steady, safe operation in 347 V systems.