Siemens 3VA5180-4ED21-0AA0 Circuit Breaker, 80A, 2-Pole, 480V

The Siemens 3VA5180-4ED21-0AA0 is a rugged circuit breaker built for industrial electrical service, maintenance, and replacement projects. With an 80 A rating and two poles operating at 480 V, this unit is designed to protect critical feeders and equipment in demanding environments.

Why this matters in practice: in heavy-duty panels and control cabinets, reliable protection and fast isolation are essential to minimize downtime and prevent damage to downstream devices. This 2-pole, 480 V device provides dependable protection for distribution circuits, motor feeds, and industrial loads within a Siemens-compatible ecosystem.

Key specifications

• Amperage: 80 A
• Poles: 2-pole
• Voltage: 480 V
• Part number: 3VA5180-4ED21-0AA0

Unique value and deployment benefits

This breaker is not a generic protection device—it’s a purpose-built Siemens component designed to align with existing 3VA-series infrastructure. Using the exact part number ensures a precise fit and reliable compatibility with compatible Siemens panels and configurations, reducing installation guesswork and stocking complexity in maintenance inventories.

Use cases and ideal applications

• Primary protection for 480 V feeders in manufacturing lines and industrial facilities
• Replacement component for aging Siemens 3VA-based panels and switchgear
• Protection for machines and heavy loads in process environments, warehousing, and logistics operations

Compatibility and installation guidance

Notes: Verify fit by part number and application requirements. If you need help matching a part number or confirming compatibility, message us and we’ll assist. When installing, ensure the panel’s bus arrangement and enclosure space accommodate a 2-pole, 480 V breaker and that the device’s electrical characteristics match the protected circuit.

What’s included

One Siemens 3VA5180-4ED21-0AA0 circuit breaker ready for installation in the appropriate Siemens panel system. For best results, confirm compatibility with your specific panel model and application before purchasing.