QBA221001 - 100 Amp Circuit Breaker

QBA221001 - 100 Amp Circuit Breaker

If you’re looking for a circuit breaker that simply gets the job done—reliably, consistently, and without surprises—the QBA221001 PowerPacT Q is exactly the kind of component you want in your panel. Built for 240VAC electrical systems, this 100-amp, 2-pole circuit breaker is engineered to protect your equipment from overloads and short circuits using proven thermal-magnetic trip technology. That means faster response when it counts and dependable performance day in and day out. What really makes this breaker stand out is how practical it is in real-world applications. The I-Line design allows for quick installation, saving valuable time on the job, while the integrated push-to-trip button makes testing simple—no guesswork, no hassle. Whether you're maintaining an existing system or upgrading your electrical distribution setup, this breaker delivers the kind of performance professionals trust. And with compliance across major safety standards, you’re not just getting protection—you’re getting peace of mind.

Key Features and Benefits

• 100A Continuous Protection – Handles demanding electrical loads with an 80% continuous current rating.
• Thermal-Magnetic Trip Unit – Provides precise and reliable protection against overloads and short circuits.
• 10kA Interrupting Rating – Safely interrupts fault currents at 120/208V and 240V AC.
• I-Line Construction – Speeds up installation with secure, efficient line-side connections.
• Push-to-Trip Button – Makes routine testing and maintenance quick and easy.
• Long Service Life – Built for durability with high mechanical endurance.
• HACR Rated – Ideal for HVAC and refrigeration system protection.

Technical Specifications

• Catalog Number: QBA221001
• Product Line: PowerPacT Q
• Rated Current: 100 Amps
• Poles: 2-Pole
• Voltage Rating: 240V AC, 50/60 Hz
• Interrupting Capacity: 10kA @ 120/208V AC & 240V AC
• Trip Type: Thermal-Magnetic
• Magnetic Trip: 2400A
• Mounting Type: I-Line (line side), Mechanical lugs (load side)
• Phase Connection: AB
• Impulse Withstand Voltage: 8 kV
• Mechanical Durability: 1,000 cycles (loaded), 5,000 cycles (no load)
• Dimensions (HxWxD): 6.47 in x 3 in x 3.93 in

Material Compliance and Certifications

• UL Listed
• CSA Certified
• NOM Compliant
• IEC Certified
• Manufactured to meet strict industry standards for safety, performance, and reliability in electrical distribution systems.

Where It Works Best

• Commercial buildings and office electrical distribution panels
• Industrial facilities requiring dependable overcurrent protection
• HVAC systems, including heating and air conditioning units
• Lighting and general power distribution circuits
• Maintenance upgrades or replacement of existing I-Line panelboards