Square D | PGA36060U43A | Circuit Breaker | 600A | 3-Pole | 600V

Meet the Square D PGA36060U43A circuit breaker—a rugged protection device designed for demanding electrical systems. With a 600 A rating across 3 poles and a 600 V operating envelope, this unit is built to safeguard large feeders and critical circuits in commercial and industrial environments where reliability matters.

Key specifications

• Amperage: 600 A
• Poles: 3-Pole
• Voltage rating: 600 V
• Part number: PGA36060U43A

Designed for maintenance, retrofit, and replacement projects, the PGA36060U43A is an ideal choice when exact specifications must be matched. Before ordering, confirm fit and ratings—the part number is the most reliable reference for compatibility with your Square D or compatible panel systems.

Why this circuit breaker stands out

• Direct compatibility with Square D panels and assemblies that require a 600 A, 3‑pole, 600 V protection device.
• Streamlined retrofit capability reduces downtime during upgrades or reconfigurations.
• Durable construction designed for reliable operation in environments where uninterrupted protection is essential.

Ideal use cases

• Panel upgrades in mid-to-large commercial buildings where feeder circuits demand 600 A protection.
• Industrial equipment installations needing robust 3‑pole protection at 600 V.
• Retrofit projects that replace aging breakers without changing the panel infrastructure.

Installation and compatibility notes

• Always verify fit and ratings using the exact part number PGA36060U43A before purchase.
• Consult your panel’s documentation to ensure proper mounting, compatible trip characteristics, and alignment with existing wiring and bus configurations.