Square D PDC3KA20 - Circuit Breaker

The Square D PDC3KA20 circuit breaker is built to deliver dependable overcurrent protection in the most demanding electrical environments. Designed for seamless integration in panelboards, switchboards, control panels, and OEM equipment, this breaker is a reliable backbone for industrial, commercial, and OEM applications where safe operation and continuous uptime matter most.

• Targeted overcurrent protection: Helps prevent damage to conductors and connected loads by responding precisely to overcurrent conditions, reducing the risk of equipment failure and unplanned downtime.
• Versatile installation: Specifically suited for distribution panels and motor control centers, the PDC3KA20 supports a wide range of panel configurations found in manufacturing lines, processing facilities, and equipment racks.
• Industrial and commercial ready: Ideal for machines, process controls, and facility infrastructure where robust protection and reliable performance are essential.
• OEM-friendly design: A practical choice for original equipment manufacturers seeking a trusted protection component that integrates smoothly into control panels and custom assemblies.
• Durable and dependable: Engineered to maintain safe operation in challenging environments, helping maintain system integrity even under demanding load profiles.

Use cases and practical applications

• Upgrading an aging panelboard or switchboard where consistent overcurrent protection is required to keep critical processes online. • Protecting feeders and branch circuits in motor control centers (MCCs) to safeguard motors and drives from overloads. • Designing or refurbishing control panels for OEM equipment where a proven protection strategy translates to safer, more reliable operation. • Integrations in industrial plants, commercial facilities, and equipment racks that demand dependable, long-lasting circuit protection.

Why choose the Square D PDC3KA20 today

Unlike generic protectors, this circuit breaker is purpose-built for the Square D ecosystem and the demanding needs of distribution panels and motor control centers. It offers dependable protection where it counts—helping you minimize downtime, protect valuable equipment, and maintain safe, compliant operation across complex electrical systems.