Square D | HGL36125H84SOLU | Circuit Breaker | 125A | 3-Pole | 600V

Meet the Square D HGL36125H84SOLU—a purpose-built circuit breaker designed to deliver reliable overcurrent protection in demanding electrical environments. With a 125A rating, 3-pole configuration, and 600V capacity, this unit is tailored for maintenance, retrofit, and replacement projects where exact specifications matter, ensuring your system stays safe and compliant.

• Amperage: 125 A
• Poles: 3-Pole
• Voltage: 600 V
• Part number: HGL36125H84SOLU

Why choose this model? This breaker is engineered for seamless compatibility within Square D installations. The part number is the most reliable reference for matching your equipment, so you can avoid guesswork during upgrades or replacements. Before you order, verify fit and ratings to ensure a perfect match with your panel or distribution equipment.

Ideal use scenarios

• Maintenance on existing Square D panels that require 125A, 3-pole protection
• Retrofit projects where upgrading to a 600V, three-phase protection scheme is needed
• Replacement in aging systems to restore reliable fault protection and minimize downtime

What problems does it solve?

• Eliminates guesswork by tying your purchase to an exact part number for compatibility
• Provides robust protection for three-phase feeders at 600V, reducing the risk of electrical faults spreading through the panel
• Minimizes downtime during maintenance or replacement with a drop-in replacement approach for compatible Square D enclosures

Practical tips: Keep the part number handy in your spare parts kit, and always confirm the panel labeling to ensure the 3-pole, 125A, 600V rating matches your system. When in doubt, reference the schematic or panel documentation to guarantee a clean fit and reliable performance.