Square D QGA32090 - 90 A, 3-Pole Plug-In Circuit Breaker | AmpState

Meet the Square D QGA32090—a 90A, 3-pole plug-in molded case circuit breaker designed to protect panelboards and load centers from overcurrent and short-circuit events. Built for reliable, fast service, this plug-in breaker snaps into compatible OEM equipment for quick installation or field replacement, reducing downtime on critical electrical circuits.

With a thermal-magnetic trip unit, the QGA32090 delivers stable, repeatable protection across a wide range of operating conditions. That means fewer nuisance trips when ambient temperatures rise or loads fluctuate, while still delivering rapid interruption during actual fault conditions to safeguard wiring and equipment.

Designed for seamless compatibility with matching Square D OEM load centers and panelboards, this 90A, 3-pole breaker is ideal for residential, commercial, and light industrial applications where robust three-phase protection is required.

Why this breaker stands out

• Fast plug-in connection enables quick installation and effortless replacements, minimizing panel downtime.
• Thermal-magnetic protection provides dependable overload and short-circuit response with repeatable performance.
• 3-pole, 90A design offers solid three-phase protection for feeders and branch circuits in mid-size electrical systems.
• OEM-compatible construction ensures reliable fit and performance within Square D load centers and panelboards.
• Versatile application suitable for residential, commercial, and light industrial environments needing durable, code-compliant protection.

Technical specifications

• Manufacturer: Square D
• Part Number: QGA32090
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 90A
• Number of Poles: 3
• Mounting Style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use scenarios

• Feeder protection in residential or light commercial panelboards where three-phase circuits are present
• Replacement for aging or damaged plug-in breakers in Square D panel systems
• Electrical upgrades in workspaces, garages, or small manufacturing environments that rely on dependable circuit protection

Choosing the Square D QGA32090 means selecting a trusted, OEM-compatible solution that prioritizes installation efficiency, consistent protection, and long-term reliability in everyday electrical work. For technicians and facility managers seeking a dependable 3-pole plug-in breaker that aligns with standard Square D panelbases, this 90A unit is engineered to meet demanding safety and performance requirements without compromise.