Square D HJA260305 30A 2P 600V Circuit Breaker | AmpState

Introducing the Square D HJA260305—a reliable two-pole, 30 Amp circuit breaker built to protect panelboards, load centers, and your broader electrical distribution system. Designed with retrofit work and maintenance planning in mind, this part-number-specific breaker helps you keep installations consistent when the exact HJA260305 specification is required.

Key specifications at a glance

• Amperage: 30 A
• Poles: 2
• Voltage rating: 600V
• Manufacturer: Square D
• Part number: HJA260305

Why this breaker stands out

• Part-number consistency for maintenance: When your project mandates a precise replacement, the HJA260305 ensures compatibility across legacy and modern panels, reducing downtime and inventory confusion during retrofit and service work.
• Designed for electrical distribution reliability: Ideal for protecting circuits in panelboards and load centers in commercial and industrial settings, helping you prevent damage from overloads and faults.
• Available from AmpState: A trusted source for genuine Square D components, with support to verify fit and compatibility for your specific application.

Who should consider this model

• Techs and contractors performing retrofit projects where a precise HJA260305 part number is required to match existing equipment.
• Facility managers overseeing electrical distribution who need dependable, standardized replacements to minimize calibration or configuration changes during maintenance.
• Purchasers seeking a stable inventory item that aligns with Square D panelboard ecosystems and reduces part-number mismatches during repairs.

Practical use cases and benefits

• Retrofit consistency: Replacing an old or damaged breaker with the exact HJA260305 part keeps downstream labeling, trip characteristics, and panel compatibility intact.
• Maintenance planning: Standardize spares for critical panels, so crews can source the right device without delays during service windows.
• System protection in demanding environments: Suitable for 600V distribution networks where reliable, on-site protection is essential.

Compatibility and support

If you need help confirming fit for your panel or have questions about matching part numbers, send a message and AmpState will assist in verifying compatibility and ensuring a proper, safe replacement.