Square D QBA32080 80A 3-Pole 240 V Circuit Breaker

The Square D QBA32080 is a sturdy, 80-amp circuit breaker designed to protect 240-volt, three-pole circuits in compatible Square D panels. Engineered to handle demanding 240 V loads, this part (QBA32080) ensures reliable safety for multi‑phase equipment and feeders in commercial and light industrial applications.

• Current rating: 80 A
• Poles: 3
• Voltage rating: 240 V
• Part number: QBA32080

Ideal use cases

Use the QBA32080 to protect 240‑volt circuits feeding three‑phase machinery, three‑phase motors, HVAC equipment, large pumps, compressors, and other robust loads in panels that accept QBA‑series breakers. It’s well suited for electrical distributions where three conductors share a common 240 V supply, helping to prevent equipment damage from overloads.

Why this model stands out

• Specifically matched to Square D panels that support the QBA family, ensuring compatible fit and reliable operation.
• Three-pole design provides synchronized protection across all conductors, safeguarding multi‑phase circuits and balanced loads.
• Compact, consistent form factor within the QBA lineup helps streamline panel layouts and maintenance planning.

Practical guidance and tips

Before installation, verify that your panel accepts QBA‑series breakers and that the 80 A rating aligns with the protected circuit’s maximum continuous load. Follow standard electrical safety practices, disconnect the main power, and install in accordance with local codes and the panel manufacturer’s instructions. This breaker is a dedicated choice for 240 V, three‑pole protection needs, offering dependable performance for demanding electrical systems.