Square D QJA32225 - 225 A, 240 V, 3-Pole Plug-In Circuit Breaker | AmpState

Meet the Square D QJA32225—a 225 A, 240 V, 3-Pole Plug-In Molded Case Circuit Breaker engineered for dependable branch circuit protection in panelboards and loadcenters. Available from AmpState, this breaker delivers fast, tool-free plug-in installation and reliable protection where it matters most.

• Fast plug-in connection for quick installation and effortless replacement, reducing downtime during upgrades or servicing.
• Thermal-magnetic trip unit provides stable, repeatable protection against overcurrent and short-circuit events, helping to prevent nuisance trips and equipment damage.
• OEM-compatible design ensures seamless compatibility with matching loadcenters and panelboards for reliable performance and easier stocking.
• Versatile application suitable for residential, commercial, and light industrial environments—wherever dependable protection is needed for critical branch circuits.

Key specifications

• Manufacturer: Square D
• Part Number: QJA32225
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 225 A
• Voltage Rating: 240 V
• Number of Poles: 3
• Mounting Style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

Why this breaker matters

When protecting critical electrical loads, precision matters. The QJA32225’s thermal-magnetic trip mechanism balances fast response to dangerous faults with selectivity to prevent unnecessary trips on minor surges. Its plug-in design minimizes installation time and simplifies field replacements, making it a practical choice for service upgrades, equipment modernization, or new builds where reliability is non-negotiable.

Ideal use cases

• Upgrading panelboards in commercial spaces, light industrial facilities, or multi-residential buildings.
• Replacing aging or incompatible breakers in existing systems without rewiring.
• Scenarios requiring robust branch-circuit protection for high-demand loads that run at 225 A.

Installation and compatibility tips

Ensure the replacement breaker matches the OEM loadcenter or panelboard model to maintain full protective performance. The plug-in mounting style is designed for straightforward installation within compatible enclosures, reducing installation time and vehicle downtime during service calls.

Choose the Square D QJA32225 for dependable, code-aligned protection that pairs with your existing Square D infrastructure. AmpState backs this genuine part with the confidence of OEM compatibility, helping you keep systems running smoothly and safely.