Square D | QJA221501 | Circuit Breaker | 2-Pole

Square D QJA221501 2-Pole Circuit Breaker is a purpose-built solution for maintenance, retrofit, and replacement projects where exact compatibility matters. This two-pole device protects two hot conductors, making it ideal for 240V-class circuits within compatible Square D panels and simplifying wire management and safety.

• Exact part reference: The part number QJA221501 is the best reference for compatibility. Always confirm fit and ratings with your panel labeling before ordering.
• Designed for versatility: Suitable for maintenance, retrofit, or replacement tasks, allowing you to restore or upgrade critical electrical circuits without changing the entire panel.
• Two-pole protection: Two-pole design enables simultaneous disconnection of both hot lines, enhancing safety for dual-hot circuits and appliances.
• Professional-grade reliability: A genuine Square D component, selected for panels that require the QJA series when upgrading or repairing electrical systems.

Use cases

• Replacing a failed 2-pole breaker in a compatible Square D panel
• Retrofits where an additional 240V circuit is needed and the QJA221501 matches your panel’s specifications
• Routine maintenance requiring a trusted, manufacturer-approved replacement

What you get

• 1 x Square D QJA221501 2-Pole Circuit Breaker

Tips for a smooth installation

• Shut off main power and follow all safety procedures before replacing a breaker
• Verify that the breaker's rating aligns with the protected circuit and with your panel’s labeling
• Use the part number as the primary compatibility reference to avoid mismatches