Square D QBL22150 150A 2P 240V Circuit Breaker | AmpState

Meet the Square D QBL22150 — a purpose-built 150 A, 2-pole, 240V circuit breaker designed to deliver reliable protection for panelboards, load centers, and electrical distribution systems. This unit is a smart choice for technicians who value precise part-number matching and straightforward sourcing in maintenance inventories.

Key reasons to choose the QBL22150 include its exact compatibility with Square D panelboards and distribution gear, ensuring a direct fit when the QBL22150 specification is requested. Built for consistent performance in demanding environments, it helps protect circuits against overloads and short circuits without unnecessary downtime.

• Amperage: 150 A
• Poles: 2
• Voltage: 240V
• Type: QBL two-pole circuit breaker
• Manufacturer: Square D
• Part Number: QBL22150

What makes this breaker stand out is the combination of a precise part-number match and dependable protection for standard 240V circuits. For panel builders and maintenance teams, stocking the QBL22150 means you can quickly replace like-for-like units without hunting for equivalents, reducing downtime and confusion during installs or outages.

Ideal use cases include:

• Routine replacement in commercial and industrial panelboards and load centers
• Spare inventory for service trucks and maintenance depots where correct part-number alignment is critical
• New builds or refurbishments that specify Square D QBL series protection

If you need help confirming fit or ensuring this part matches your panel schedule, AmpState offers assistance to verify compatibility. Need help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit.