Square D HDA36070 - 70 A, 600 V, 3-Pole Plug-In Circuit Breaker | AmpState

Meet the Square D HDA36070 — a 70A, 600V, 3-pole plug-in molded case circuit breaker designed for dependable branch circuit protection in panelboards and load centers. Built to fit seamlessly with matching OEM gear, this unit delivers fast, tool-free plug-in installation and reliable performance when it matters most.

• Fast plug-in connection enables quick installation and straightforward replacement in compatible panels, minimizing downtime during upgrades or service calls.
• Thermal-magnetic trip unit provides stable, repeatable protection against overloads and short circuits, maintaining system safety across varying temperatures and loads.
• 3-pole configuration ensures balanced protection for 3-phase circuits, essential for modern commercial and light industrial electrical distributions.
• OEM-compatible design is tailored to pair with Square D panelboards and load centers, ensuring a reliable, performance-focused fit.
• 70A, 600V rating is ideal for safeguarding branch circuits that demand solid, high-voltage capability without sacrificing selectivity or speed.

This plug-in molded case circuit breaker is well-suited for residential, commercial, and light industrial applications where quick replacement, precise protection, and compatibility with existing equipment matter. Use cases include upgrading aging panels, extending distribution capacity in commercial spaces, or replacing failed breakers in service panels where a precise 70A, 600V solution is required.

Key specifications at a glance:

• Manufacturer: Square D
• Part Number: HDA36070
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 70A
• Voltage Rating: 600V
• Number of Poles: 3
• Mounting Style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

For professionals seeking a dependable, easy-to-install protection solution that aligns with existing Square D ecosystems, the HDA36070 offers a practical, high-performance option that keeps electrical systems safe, compliant, and ready for the next phase of your project.