Square D Q1L380 Circuit Breaker, 80A, 3-Pole, 240V

Square D Q1L380 Circuit Breaker is a rugged, industrial-grade solution engineered to protect power systems in demanding environments. With an 80 A rating, 3-pole configuration, and 240 V operation, this breaker delivers reliable overcurrent protection for feeders, distribution panels, and critical equipment in commercial and industrial settings.

Designed for heavy-duty service, the Q1L380 is ideal for industrial electrical service, maintenance, and replacement projects. Whether you're upgrading legacy panels, expanding a motor control system, or performing routine maintenance, this breaker helps keep downtime to a minimum while safeguarding personnel and equipment.

Key specifications

• Manufacturer: Square D
• Part Number: Q1L380
• Product Type: Circuit Breaker
• Amperage: 80 A
• Poles: 3
• Voltage: 240 V

Important compatibility note: Verify fit by part number and application requirements. To ensure a seamless installation, match the Q1L380 with the appropriate Square D panels and bus configurations. If you’re unsure about compatibility, we can help confirm whether this part is the right fit for your specific panel and circuit schematic.

Who this is for

• Electrical contractors performing new installations or upgrades in industrial facilities
• Maintenance teams conducting routine service or part replacements in commercial equipment rooms
• Plant engineers seeking reliable, familiar protection from a trusted brand

Why choose the Q1L380 for your project

• Specification-aligned protection: 80 A at 240 V with 3 poles provides robust, clear protection for multi-wire circuits and feeders.
• Brand assurance: Square D is a widely respected name in industrial electrical protection, backed by a legacy of reliability and availability.
• Clear compatibility pathway: The part number Q1L380 directly guides matching with compatible panels and configurations, reducing guesswork during procurement.
• Practical for replacements: Designed to integrate into existing Square D installations, minimizing modification needs during maintenance or upgrades.

Practical tips and use cases

• Use in distribution panels where a three-pole, 240 V supply supports shared neutral or three-phase loads.
• Ideal for feeders serving motors, conveyors, or other heavy equipment where consistent protection is critical.
• During maintenance planning, confirm current panel requirements and bus bar configuration to ensure a seamless swap with Q1L380.
• Keep the part number handy in your asset register to streamline future replacements and reorders.

Ready to confirm compatibility or place an order? Message us to verify that the Square D Q1L380 aligns with your application requirements and panel specifications, ensuring reliable protection and smooth project execution.