Square D HLA36090 - 90 A, 600 V, 3-Pole Plug-In Circuit Breaker | AmpState

The Square D HLA36090 is a 3-pole, 90 A plug-in molded case circuit breaker engineered for reliable branch circuit protection in panelboards and load centers. With a straightforward plug-in installation, this device minimizes downtime during replacements while delivering precise, dependable protection for demanding electrical systems up to 600 V.

• Fast plug-in connection enables quick installation and simple field replacements, reducing service time and downtime.
• Thermal-magnetic trip unit provides stable, repeatable overcurrent and short-circuit protection across varying loads and conditions.
• OEM-compatible design is built to align with matching Square D panelboards and load centers for seamless integration.
• Versatile application suitable for residential, commercial, and light industrial environments where three-phase protection and reliable performance are required.

Technical specifications

• Manufacturer: Square D
• Part number: HLA36090
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 90 A
• Voltage rating: 600 V
• Number of poles: 3
• Mounting style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use cases

• Protecting three-phase distribution in commercial panels and light industrial installations that operate up to 600 V.
• Replacing or upgrading breakers in compatible OEM panelboards for quick, downtime-minimized service.
• Implementing robust branch-circuit protection in new installations where a 90 A, 3-pole solution is required.

Choose the Square D HLA36090 for dependable, code-conscious protection that blends fast installation with precise thermal-magnetic trip performance. Its compatibility with matching OEM panelboards and its suitability across residential, commercial, and light industrial settings make it a practical, long-term choice for maintaining electrical safety and reliability.