Square D QDL22225 - 225 A, 240 V, 2-Pole Circuit Breaker | AmpState

The Square D QDL22225 from AmpState is a rugged, reliable 225 A, 240 V, 2-pole molded case circuit breaker designed to protect branch circuits with precision and confidence. Built for panelboards and load centers, it delivers dependable overcurrent and short-circuit protection where it matters most.

Key advantages that set this breaker apart

• Compact molded case design optimizes panel space, making it easier to fit high-capacity protection without crowding your enclosure.
• Thermal-magnetic trip unit provides stable, repeatable protection—thermal elements handle sustained overloads while magnetic action delivers a fast response on short circuits.
• OEM-aligned compatibility engineered to pair with matching Square D loadcenters and panelboards, ensuring coordinated protection and clean electrical labeling.
• High-capacity, two-pole configuration suited for demanding 240 V circuits, delivering reliable protection for heavy-load branches.
• Versatile applications ideal for residential, commercial, and light industrial environments where dependable 225 A protection is required.

Technical specifications

• Manufacturer: Square D
• Part number: QDL22225
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 225 A
• Voltage rating: 240 V
• Number of poles: 2
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use cases

• Protecting high-current branch circuits in residential main panels or subpanels that operate at 240 V.
• Upgrading or replacing aging or undersized breakers in Square D panelboards to restore reliable protection for critical loads.
• Commercial and light industrial installations where compact size and dependable thermal-magnetic protection help maximize panel space without sacrificing safety.

Why choose this model for your electrical protection

The QDL22225 combines a space-efficient form factor with a robust protection mechanism. Its thermal-magnetic trip unit delivers precise coordination between overload protection and fast short-circuit interruption, reducing nuisance trips while safeguarding wiring, devices, and downstream circuits. When you select this breaker, you’re selecting a proven solution designed to work seamlessly within Square D ecosystems, promoting consistent performance across your panelboards and load centers.

Practical tips for optimal results

• Verify panel compatibility before installation to ensure a proper fit within Square D load centers and panelboards.
• Coordinate with adjacent breakers in the same lineup to maintain predictable trip behavior across the branch circuit network.
• Label circuits clearly in the panel to reflect the 225 A, 240 V two-pole protection provided by this unit for easy future maintenance.