Square D QDA32175 - 175 A, 240 V, 3-Pole Plug-In Circuit Breaker | AmpState

Square D QDA32175 is a 175 A, 240 V, 3-pole plug-in molded case circuit breaker designed to deliver dependable branch circuit overcurrent and short-circuit protection for panelboards and load centers. Built for quick, reliable protection in diverse installations, this unit keeps your electrical system safer with minimal downtime.

• Fast plug-in connection for quick installation and seamless replacement, reducing service interruptions during upgrades or maintenance.
• Thermal-magnetic trip unit delivers stable, repeatable protection across varying load conditions and fault scenarios, helping to prevent nuisance trips while maintaining safety.
• OEM compatibility ensures reliable performance when used with matching Square D load centers and panelboards, simplifying replacements and upgrades.
• Versatile application suitable for residential, commercial, and light industrial environments where robust 3-phase protection is required.

This QDA32175 3-pole breaker is purpose-built for panelboard and load center protection, guarding against overcurrent and short circuits on all three conductors in 240 V systems. Its molded case construction provides durable interruption performance, while the plug-in design minimizes installation time and labor costs during panel upgrades or new builds.

• Manufacturer: Square D
• Part Number: QDA32175
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 175A
• Voltage Rating: 240V
• Number of Poles: 3
• Mounting Style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

Who benefits most

• Electrical contractors performing panel upgrades or new installations in homes, offices, or light industrial facilities
• Facilities managers seeking reliable, easy-to-replace protection for 3-phase distribution circuits
• Maintenance teams prioritizing quick downtime with plug-in replacements during routine service

Compared to other breaker styles, the Square D QDA32175 focuses on ease of installation, precise thermal-magnetic protection, and OEM compatibility, offering a practical, long-term solution for reliable circuit protection in a variety of panelboard configurations. When you need a trusted 3-pole 175A solution for 240V systems, this unit delivers predictable performance and straightforward serviceability, helping you keep critical loads protected with confidence.