Square D | QJA222004 | Circuit Breaker | 200A | 2-Pole | 240V

Introducing the Square D QJA222004 circuit breaker—a purpose-built solution for safeguarding high-demand 240V circuits. With a 200A rating and a 2-pole configuration, this unit provides reliable protection for both legs of a split-phase system, making it ideal for heavy-load panels and service upgrades.

Designed for maintenance, retrofit, and replacement scenarios, QJA222004 is the precise match when your project requires the exact Square D part number for compatibility.

Why this breaker stands out

• Exact fit for Square D panels that specify QJA222004 in their catalogs
• 200A protection for feeders and critical branch circuits
• 2-Pole configuration ensures balanced protection across both hot legs
• 240V operation aligns with standard residential/commercial 2-pole service setups

Ideal use cases

• Replacement of a failed breaker in existing Square D installations
• Retrofit projects aiming to support higher current demands
• Maintenance replacements to restore original protection and reliability

Important compatibility notes: Always confirm fit and ratings before ordering. The part number QJA222004 is the best reference for cross-checking against your panel's requirement.

Specifications at a glance

• Brand: Square D
• Part number: QJA222004
• Amperage: 200A
• Poles: 2-Pole
• Voltage: 240V

By choosing the QJA222004, you’re selecting an authentic, panel-compatible breaker designed to deliver dependable protection for your 240V circuits. Whether you’re performing routine maintenance, modernizing a panel during retrofit, or replacing a worn-out unit, this breaker helps you maintain safe, reliable electrical performance with every use.