Square D | Q2LH2110 | Circuit Breaker | 2-Pole | 240V

Meet the Square D Q2LH2110, a robust 2-Pole, 240V circuit breaker designed for reliability in maintenance, retrofit, and replacement projects where exact specifications matter. This specific part number—Q2LH2110—offers a precise reference point for compatibility, helping you ensure a clean, correct fit in your electrical panel. Before you order, verify that the fit and ratings align with your system requirements.

Why this 2-Pole 240V Breaker stands out

• Exact 2-Pole, 240V protection for shared circuits, delivering dependable overload protection in compatible Square D panels.
• Part number accuracy is your best ally for compatibility—Q2LH2110 is the definitive reference when matching to your panel model.
• Maintenance, retrofit, and replacement ready—designed to slot into existing frames without extensive modifications, reducing downtime and field risk.
• Engineered by Square D for consistent performance in everyday electrical setups, helping you maintain service continuity across commercial, industrial, or residential applications.

Ideal use cases

• Replacing a worn or failed 2-Pole breaker in an existing Square D panel where 240V circuits require protection.
• Retrofit projects that demand a precise 2-Pole, 240V device to match the panel’s original specifications.
• Spare parts for field service teams handling routine maintenance, emergency replacements, or system upgrades.

Compatibility and installation tips

• Reference the exact part number—Q2LH2110 is the best guide to compatibility with your Square D panel or enclosure.
• Confirm fit and ratings before ordering by cross-checking your panel’s listing and the required amperage and voltage specifications.
• When installing, follow standard electrical safety practices: shut off power, verify absence of voltage, and use proper PPE. Ensure the breaker is seated firmly in the panel snap-in slots to achieve secure connection.

What you gain with the Square D Q2LH2110

This 2-Pole, 240V circuit breaker is more than a component—it’s a reliability upgrade for your electrical infrastructure. By choosing the exact Q2LH2110, you minimize compatibility risk, shorten downtime during maintenance, and streamline retrofits and replacements. If you’re building out a repair kit or maintaining complex panels, this part delivers the trusted performance Square D customers rely on, with the precision needed for safer, more predictable electrical protection.