Square D HJL26030 30A 2-Pole 600 V Circuit Breaker

Meet the Square D HJL26030 — a precise, dependable circuit breaker engineered to protect two hot lines in your electrical system. With a 30 A current rating, a 2-pole design, and a 600 V rating, this device delivers reliable overcurrent protection for 240V circuits in compatible Square D panels.

Key specifications

• Part Number: HJL26030
• Current Rating: 30 A
• Poles: 2
• Voltage Rating: 600 V

Why this breaker matters

This exact HJL26030 unit is designed to interrupt both hot legs simultaneously, providing coordinated disconnection for safety and reducing the risk of shock or equipment damage during an overload. The 600 V rating adds a margin of versatility for higher-voltage applications while maintaining the familiar, reliable performance Square D users expect from their protective devices. By using the exact part number, you ensure compatibility with panels that accept HJL-series breakers and align with your existing protective strategy.

Ideal use cases

• Protecting 240V branch circuits in residential, commercial, or light industrial settings (for example: HVAC equipment, large appliances, or commercial lighting that runs on a 240V supply).
• Replacement part for Square D panels that specify HJL-type breakers, helping maintain system safety and continuity.
• Situations where a precise 30-amp, 2-pole, 600V protection device is required to meet electrical codes and installation standards.

Compatibility & installation notes

When selecting this part, verify that your panel accepts HJL-series breakers and that the HJL26030 is the correct match for your electrical layout. As with any overcurrent protection device, ensure all safety procedures are followed during installation and replacement, and replace only with a like-for-like style to preserve system integrity.

Get the exact part you need

Authentic Square D components like the HJL26030 are manufactured to deliver consistent performance and reliability in demanding environments. If you’re upgrading or replacing a 30A, 2-pole, 600V protection device, this part delivers the precise combination of specs you’re looking for. Add it to your cart and keep your electrical system safeguarded with a trusted, industry-standard solution.