Square D QBA32100 - 100 A, 240 V, 3-Pole Plug-In Circuit Breaker | AmpState

Meet the Square D QBA32100: a 100 A, 240 V, 3-pole plug-in molded case circuit breaker built to deliver dependable branch-circuit overcurrent and short-circuit protection in panelboards and load centers. Its fast plug-in connection simplifies installation and replacements, so downtime is minimized and maintenance is straightforward.

Why this breaker stands out

• Fast plug-in connection enables quick installation and easy replacement in compatible Square D OEM panelboards and load centers.
• Thermal-magnetic trip unit provides stable, repeatable protection, balancing sensitivity to overloads with reliable short-circuit response.
• OEM-compatible design ensures dependable operation and seamless integration with matching Square D load centers and panelboards.
• Versatile for multiple settings ideal for residential, commercial, and light industrial applications that require robust 3-pole, 240 V protection.

Technical specifications at a glance

• Manufacturer: Square D
• Part Number: QBA32100
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 100 A
• Voltage Rating: 240 V
• Number of Poles: 3
• Mounting Style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use cases

• Replacing a 3-pole circuit breaker in existing panelboards or load centers where rapid plug-in installation reduces downtime.
• Upgrading or configuring service panels for 100 A branch circuits common in mid-size residential or light commercial projects.
• New installations requiring reliable 3-pole, 240 V protection with plug-in ease for faster commissioning.

With the Square D QBA32100, you gain a trusted, compatible solution that delivers consistent protection when it matters most. Designed for reliability in everyday electrical environments, this breaker helps you maintain safe, code-compliant distribution across your panels. Choose this 100 A, 240 V, 3-pole plug-in breaker from AmpState for a practical, durable protection upgrade or replacement in your electrical system.