QBA221501 - 150 Amp Circuit Breaker
- 150 Amp
- 10kA @ 240VAC
- 2 Pole
Purchase Options: New In Box
QBA221501 - 150 Amp Circuit Breaker Description
QBA221501 - 150 Amp Circuit Breaker
When uptime matters, and failures aren’t an option, the Schneider Electric QBA221501 PowerPact Q circuit breaker steps in as a dependable line of defense. Built for 240V electrical distribution systems, this 150-amp, 2-pole breaker is engineered to protect your equipment from overloads and short circuits—without complicating your installation process. What makes this unit stand out is its balance of simplicity and performance. The thermal-magnetic trip mechanism reacts quickly when it needs to, while the I-Line mounting design makes integration into panelboards straightforward and efficient. Add in the push-to-trip button for easy testing, and you’ve got a breaker that doesn’t just protect—it makes maintenance easier too. Whether you’re managing a commercial facility, upgrading an industrial panel, or handling HVAC-related electrical loads, the QBA221501 delivers consistent, code-compliant protection you can trust.
Key Features and Benefits
- 150 Amp Power Capacity – Handles demanding electrical loads in commercial and industrial settings
- Thermal-Magnetic Protection – Fast, reliable response to overloads and short circuits
- 2-Pole Design (AB Phase) – Ideal for 240V applications requiring dual-phase protection
- 10kA Interrupting Rating – Safely interrupts fault currents at 120/208V and 240V AC
- I-Line Mounting – Speeds up installation and ensures a secure connection on the line side
- Built-In Push-to-Trip Button – Quickly test breaker functionality without tools
- HACR Rated – Perfect for HVAC, refrigeration, and heating equipment
- Long Service Life – Designed for thousands of operating cycles
Technical Specifications
- Catalog Number: QBA221501
- Product Line: PowerPact Q
- Amperage: 150A
- Poles: 2
- Voltage Rating: 240V AC (50/60 Hz)
- Interrupting Capacity: 10kA @ 120/208V AC and 240V AC
- Trip Unit: Thermal-Magnetic
- Magnetic Trip Level: 2400A
- Mounting Type: I-Line (line side), lug connections (load side)
- Wire Range: AWG 4 to 300 kcmil
- Dimensions: 6.47” H x 3” W x 3.93” D
- Operating Temperature: 40°C to 70°C
Material Compliance and Certifications
This breaker is built to meet strict North American and international standards, giving you confidence in both safety and performance:
- UL Listed
- CSA Certified
- NOM Compliant
- IEC Certified
- These certifications reinforce that the QBA221501 is suitable for applications where reliability and compliance are non-negotiable.
Where It Works Best
- The QBA221501 PowerPact Q breaker is a strong fit for environments where dependable protection and easy installation are critical:
- Commercial buildings and office power distribution
- Industrial equipment and control panels
- HVAC and refrigeration systems (HACR applications)
- I-Line panelboards and distribution systems
- Electrical upgrades and retrofits
Use of Original Equipment Manufacturer (OEM) trademarks, names, and logos is for informational and identification purposes only. This does not imply any affiliation, sponsorship, endorsement, or approval by the original equipment manufacturer. CIRCUIT BREAKER SUPERSTORE® is an independent reseller and is not an authorized distributor, affiliate, or representative of any manufacturer. Manufacturer warranties do not apply unless expressly stated. All trademarks and registered trademarks are the property of their respective owners.
Square D® is a registered trademark of Schneider Electric. Products sold are surplus, used, or refurbished and are NOT supplied by Schneider Electric or its affiliates.
Specifications
- Depth:4.31
- Height:7.88
- Width:3.0
- Poles:2
- Amperes:150
- A.I.C. Rating & Volts:10kA @ 240VAC
- Type:QBA
- Approx Dimensions:3.00"W x 7.88"L x 4.31"D
- Additional Notes:PowerPact Q-Frame, I-Line, Plug-On, 2-Pole, A-B Phase, Thermal Magnetic, Molded Case Circuit Breaker
Returns are easy
You may return unused items within 30 days of delivery for a full refund.
FREE shipping on breaker orders over $100 and all other items with orders over $500.
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CIRCUIT BREAKER SUPERSTORE® provides a limited 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer).