Square D PGL36080CU31 A - 800 A, 600 V Circuit Breaker | AmpState

Introducing the Square D PGL36080CU31A - a trusted 800 A, 600 V molded case circuit breaker designed to protect branch circuits with precision in panelboards and load centers. Built by Square D and available through AmpState, this unit delivers dependable overcurrent and short-circuit protection where it’s needed most.

Space efficiency meets dependable protection. The compact molded case design frees up panel space, making room for proper bus routing and labeling while maintaining robust current interruption. A thermal-magnetic trip unit provides stable, repeatable protection across a wide range of loads and temperatures, minimizing nuisance trips and helping you maintain service continuity for critical circuits.

Key specifications

• Amperage rating: 800 A
• Voltage rating: 600 V
• Type: Thermal-magnetic molded case circuit breaker
• Part number: PGL36080CU31A
• Manufacturer: Square D
• Applications: Branch circuit overcurrent and short-circuit protection
• Compatibility: Matches OEM load centers and panelboards

Why this breaker stands out

Designed for residential, commercial, and light industrial environments, this breaker handles substantial feeder protection while occupying minimal space. The 800 A rating is ideal for panels serving large or multiple branch circuits, and the 600 V rating supports a broad range of distribution configurations. The molded case construction ensures durability and compatibility with Square D panel systems, enabling a straightforward, plug-and-play upgrade path without compromising protection quality.

Use cases and installation considerations

• Upgrade aging protection in main service panels or subpanels that serve high-load circuits.
• Protect critical feeders in commercial facilities and light industrial installations requiring reliable, long-term performance.
• Coordinate with compatible Square D load centers to maintain system conformity and clear panel labeling.

Maintenance and care

Engineered for low-maintenance operation within standard electrical distributions. Ensure installation is performed by qualified personnel, and verify proper trip performance after installation to confirm alignment with your panel’s specifications and protection strategy.