Square D HJA36070SA 70A 600 V Circuit Breaker

The Square D HJA36070SA circuit breaker is a reliable safeguard for high‑voltage electrical distributions, engineered to protect circuits from overloads and short circuits in demanding environments. With part number HJA36070SA, this breaker offers a 70 A current rating and a 600 V maximum, making it a solid choice for 600 V systems in commercial and light industrial applications.

Key specifications

• Part number: HJA36070SA
• Current rating: 70 A
• Voltage rating: 600 V
• Brand: Square D

What makes this circuit breaker stand out

• Provides reliable overload and short‑circuit protection for 600 V distribution points, helping to guard sensitive equipment and wiring.
• Designed to fit Square D panels that accept HJA frame breakers, ensuring proper form, fit, and electrical performance.
• Built for durability in commercial and industrial environments, supporting long service life and consistent protection.

Use cases and best-fit applications

• Protects 70 A feeder or branch circuits in 600 V distribution panels.
• Ideal for replacements or installations where a 70 A, 600 V protection device is specified by the system design.
• Useful in applications where dependable interruption helps minimize equipment damage and downtime.

Installation and care tips

• Verify panel compatibility and labeling to ensure correct fit and trip characteristics before installation.
• Follow all local electrical codes and safety procedures when replacing or installing the breaker.

Secure your 600 V circuits with a trusted Square D solution. The HJA36070SA delivers dependable protection when it matters most.