ABB ESB43030L Circuit Breaker, 30A, 3-Pole, 480V

The ABB ESB43030L is a rugged, three-pole circuit breaker engineered for demanding industrial electrical service, maintenance, and replacement projects. With a 30 A rating and compatibility for 480 V systems, this device delivers reliable protection for three‑phase feeders and equipment in modern manufacturing environments.

Why this breaker stands out

• Three-pole design for balanced three‑phase protection—ideal for 480 V industrial networks and motor feeders
• 30 A current rating aligned with common industrial circuits and machine feeds
• Exact fit with part number ESB43030L—simplifies ordering and reduces compatibility risk
• Built for service, maintenance, and replacement—a dependable choice when downtime matters
• Clear compatibility pathway—verify fit by part number and application requirements

Specific use cases and applications

• Protect three-phase feeders and motors in distribution panels, motor control centers, and automated equipment operating at 480 V
• Serve as a replacement part for ABB installations or ABB-compatible panels, minimizing compatibility concerns
• Support panel upgrades or retrofit projects where a precise 30 A, 3-pole, 480 V breaker is required

How this translates to real-world benefits

• Faster, accurate procurement thanks to the definitive ESB43030L part number, reducing delays and guesswork
• Improved downtime recovery with a straightforward replacement process when you have the exact device on hand
• Confidence in electrical planning and BOM accuracy through a clearly specified 30 A, 3-pole, 480 V solution

Need help confirming compatibility? Message us with your application requirements and we’ll assist in verifying that ESB43030L is the right choice for your panel and 480 V system.