Square D PGA36100U41 A - 1000 A, 3-Pole Plug-In Circuit Breaker | AmpState

The Square D PGA36100U41A is a 1000A, 3-pole plug-in molded-case circuit breaker engineered for reliable branch-circuit protection in panelboards and load centers. Designed to handle demanding electrical loads, this unit delivers fast, secure plug-in installation and robust protection for high-current systems in residential, commercial, and light industrial settings.

• Fast plug-in connection for quick installation and effortless replacement, minimizing downtime during maintenance or upgrades.
• Thermal-magnetic trip unit combines thermal overload protection with magnetic short-circuit protection, delivering stable, repeatable performance across a range of temperatures and loads.
• 3-pole configuration suited for three-phase distribution, providing coordinated protection for all conductors in multi‑phase panelboards.
• 1000A amperage rating and molded-case design offer durable, high‑current protection suitable for demanding electrical networks.
• Plug-in mounting pairs with compatible OEM load centers and panelboards, ensuring reliable fit and electrical continuity.
• Broad compatibility ideal for use across residential, commercial, and light industrial applications where robust overcurrent and short-circuit protection is essential.

Why choose the Square D PGA36100U41A for your panel?

When you’re safeguarding large electrical feeders or main distribution paths, reliability matters. The PGA36100U41A’s thermal-magnetic protection responds quickly to short circuits while avoiding nuisance trips during normal startup surges. The plug-in design reduces field installation time and simplifies future replacements, making it a practical choice for service upgrades, panel upgrades, or new builds that demand substantial current handling.

Technical snapshot

• Manufacturer: Square D
• Part number: PGA36100U41A
• Type: Thermal-magnetic molded-case circuit breaker
• Poles: 3
• Amperage rating: 1000A
• Mounting style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

Designed to work in tandem with matching OEM load centers and panelboards, this breaker provides cohesive protection that aligns with your system’s ratings and tolerances. Whether you’re upgrading an older panel, installing a new commercial distribution board, or equipping a light industrial facility, the Square D PGA36100U41A delivers the current capacity, reliability, and installation efficiency you expect from a trusted industry standard.