Square D | HJA260906 | Circuit Breaker | 90A | 2-Pole | 600V

Meet the Square D Circuit Breaker identified by part number HJA260906, a purpose-built protector for demanding electrical installations. With 90A capacity, 2-Pole operation, and a 600V rating, this breaker is designed for maintenance, retrofit, and replacement projects where precise specifications matter.

Key specifications

• Amperage: 90A
• Poles: 2-Pole
• Voltage: 600V
• Part reference: HJA260906

Why this Square D breaker stands out — built for reliability in commercial and industrial panels, it provides solid overcurrent protection for mid-range circuits. The 2-pole design ensures simultaneous disconnection of both conductors, enhancing safety for higher-voltage applications while delivering consistent performance within Square D systems.

Compatibility and fit — use the part number HJA260906 as the primary reference to verify compatibility with your panel. Before ordering, confirm fit and ratings to avoid mismatches with your panel’s design, bus configuration, or labeling.

Ideal use scenarios

• Maintenance replacements in service panels requiring a 2-pole, 90A breaker.
• Retrofits to upgrade circuits within existing Square D installations that demand a 600V-rated protective device.
• Replacement of failed or aging breakers in industrial equipment racks needing dependable overcurrent protection.

Installation tips — ensure the power is fully de-energized and all safety protocols are followed. Verify that the breaker is the correct official replacement for your panel’s specification by cross-referencing the HJA260906 part number with your equipment documentation.