Siemens 5SX2220-7 - 20A, 480VAC, Circuit Breaker

Meet the Siemens 5SX2220-7, a rugged 20A circuit breaker rated for up to 480VAC. Built for demanding electrical systems, this device delivers dependable overcurrent protection where it matters most.

Designed for panelboards, switchboards, control panels, and OEM equipment, the 5SX2220-7 anchors safe operation across industrial and commercial installations. Its 480VAC capability is tailored for higher-voltage distribution networks, including motor control centers and critical power paths in modern facilities.

Key advantages of the Siemens 5SX2220-7

• 20A current rating provides reliable protection without unnecessary trips on typical loads.
• 480VAC maximum voltage fits industrial power architectures and MCC environments.
• Versatile mounting for panelboards, switchboards, control panels, and OEM equipment—a single device that fits multiple protection points.
• Industrial-grade protection designed to endure demanding installation environments and long service life.
• Siemens compatibility ensures consistent performance within the Siemens protection family and straightforward replacement in existing installations.

Ideal use cases

• Protect feeders and branch circuits in 480V distribution panels within manufacturing, processing, and distribution facilities.
• Safeguard motor control centers and essential machine controls in industrial environments.
• Integrate into new control panels or retrofit projects where Siemens protection devices are part of the electrical architecture.

Installation and maintenance tips

• Install in accordance with local electrical codes and Siemens installation guidelines to ensure proper mounting and wiring.
• Choose replacement or upgrade scenarios that maintain cohesive protection coordination within the existing Siemens system.
• During routine panel service, verify secure mounting and inspect for signs of wear or overheating to sustain reliable operation.

Why choose the Siemens 5SX2220-7

• Trustworthy performance from a global manufacturer with a long track record in industrial protection solutions.
• Seamless integration with other components in the Siemens protection ecosystem, supporting consistent trip characteristics and predictable behavior.
• A practical, rugged solution for high-voltage distribution on cabinets, MCCs, and OEM assemblies where dependable protection is non-negotiable.

In short, the Siemens 5SX2220-7 is more than a 20A breaker—it's a reliable safeguard for your 480VAC distribution network, designed to keep equipment protected, downtime minimized, and operations running smoothly.