Square D QDA222254 - 225 A, 240 V, 2-Pole Plug-In Circuit Breaker | AmpState

Meet the Square D QDA222254—a heavy‑duty, plug‑in molded‑case circuit breaker engineered for dependable branch circuit protection in panelboards and load centers. With a 225A rating and 240V operation, it delivers robust overcurrent and short‑circuit protection where reliability matters most, from residential panels to light commercial and industrial applications. Available from AmpState, this unit is built to slot into compatible Square D OEM load centers for a seamless upgrade or replacement.

Why this breaker stands out

• Fast plug‑in connection: designed for quick installation and swift replacements, helping reduce downtime during service work or panel upgrades.
• Thermal‑magnetic protection: a reliable trip mechanism that provides consistent performance across load variations and ambient conditions, helping prevent nuisance trips while preserving circuit integrity.
• High current capacity: 225A rating makes it suitable for demanding feeders and critical branch circuits without compromising protection quality.
• Two‑pole, 240V configuration: ensures simultaneous protection of both conductors and effective short‑circuit interruption for balanced systems.
• OEM compatibility: engineered to pair with matching Square D load centers and panelboards for precise fit, reliable electrical contact, and straightforward maintenance.
• Versatile installation scope: ideal for residential, commercial, and light industrial environments where dependable protection and quick serviceability are priorities.

Technical snapshot

• Manufacturer: Square D
• Part number: QDA222254
• Type: Thermal‑magnetic molded‑case circuit breaker
• Amperage rating: 225A
• Voltage rating: 240V
• Poles: 2
• Mounting style: Plug‑in
• Application: Branch circuit overcurrent and short‑circuit protection

Practical usage notes: confirm your panelboard model is compatible with the QDA series, and ensure the 225A rating aligns with your service requirements. Follow Square D installation guidelines and local electrical codes. When replacing an existing breaker, match the trip characteristics and type to maintain system protection and warranty terms.

For installers and facility managers seeking reliable protection with simplified maintenance, the Square D QDA222254 delivers precise, repeatable performance combined with the convenience of a plug‑in design. It’s the practical, high‑capacity solution for safeguarding critical circuits in modern panelboards.