Square D | Q2L3110 | Circuit Breaker | 110A | 3-Pole | 240V

The Square D Q2L3110 circuit breaker is a reliable, mid-range protection solution engineered for 3-phase systems. With a 110A rating, 3-pole configuration, and a 240V operating level, this device is purpose-built for maintenance, retrofit, and replacement projects where exact specifications matter. Use the part number Q2L3110 as your primary reference to ensure a proper fit and ratings before ordering.

Key reasons to choose the Q2L3110 for your panel upgrades or service needs:

• Precise compatibility—specifically designed for Square D installations and 3‑phase 240V circuits, making it a dependable substitute when the same model is required.
• Three-pole protection—effective safeguarding of all three phases in a 3‑phase system, helping maintain balanced protection across the electrical network.
• 110A capacity—well-suited for medium-load branches and equipment draws, providing appropriate interrupting capability for many commercial and light industrial applications.
• Maintenance, retrofit, and replacement ready—ideal for panel upgrades, service repairs, or retrofitting legacy equipment that relies on the Q2L3110 specification.

Ideal for professionals and projects

• Electrical technicians performing routine maintenance or panel servicing in commercial facilities.
• Facility engineers planning panel retrofits or replacements in existing 3‑phase 240V distributions.
• Field installers replacing damaged or worn breakers where the Q2L3110 is specified.

Specifications at a glance

• Amperage: 110A
• Poles: 3-Pole
• Voltage: 240V
• Part number: Q2L3110

Important fit note: Confirm fit and ratings before ordering. The part number is the best reference for compatibility with your panel and system requirements.