Square D PGA36080 - 800 A, 3-Pole Plug-In Circuit Breaker | AmpState

Meet the Square D PGA36080 — an 800 A, 3-pole plug-in molded‑case circuit breaker built to deliver dependable branch‑circuit overcurrent and short‑circuit protection in panelboards and load centers. Designed for fast installation and straightforward replacements, this breaker keeps critical electrical systems protected with minimal downtime.

Key advantages that set the PGA36080 apart

• Fast plug‑in connection enables quick installation and rapid replacement, reducing service interruptions during upgrades or maintenance.
• Thermal‑magnetic trip unit delivers stable, repeatable protection for both overloads (thermal) and short circuits (magnetic), helping to prevent nuisance trips and equipment damage.
• Three‑pole configuration supports three‑phase panelboards and load centers, making it ideal for larger commercial and light industrial layouts.
• 800 A rating handles high‑current feeder protection, suitable for demanding power distribution needs in commercial settings.
• OEM compatibility designed for seamless fit with matching Square D OEM load centers and panelboards, ensuring reliable operation and straightforward cross‑compatibility.

What problems it solves

Whether you’re upgrading aging equipment, expanding a panel, or configuring a new installation, the PGA36080 provides robust protection without complicating the panel design. Its plug‑in style reduces installation time and torque concerns, while the thermal‑magnetic trip minimizes the risk of damaging faults going undetected or uncontained. In busy electrical rooms, you gain faster serviceability, easier future replacements, and peace of mind knowing your main or feeder circuits are guarded against overloads and shorts.

Ideal use cases and applications

Designed for residential, commercial, and light industrial environments, this 3‑pole breaker is well suited for:

• Main or feeder protection in larger panelboards and load centers
• Three‑phase distribution in commercial spaces with substantial motor and equipment loads
• Upgrades or retrofits where a plug‑in, high‑ampacity solution is required

Technical snapshot

• Manufacturer: Square D
• Part number: PGA36080
• Type: Thermal‑magnetic molded case circuit breaker
• Amperage rating: 800 A
• Number of poles: 3
• Mounting style: Plug‑in
• Application: Branch circuit overcurrent and short‑circuit protection

Installation and compatibility tips

Before installation, confirm that your panelboard or load center accepts a 3‑pole plug‑in molded‑case breaker of this rating. The PGA36080 is designed to seat securely in compatible Square D OEM enclosures, delivering reliable electrical contact and proper trip functionality. For service life and performance, pair it with breakers and equipment that share the same manufacturer lineage to maintain warranty coverage and coordinated protection schemes.