Siemens | ED42B090L | Circuit Breaker | 90A | 2-Pole | 480V

Siemens ED42B090L Circuit Breaker is built for reliable protection in demanding 480 V power systems. With a 90 A rating and 2-pole configuration, this unit is purposefully designed for maintenance, retrofit, and replacement projects where exact specifications matter. When you need a trusted, compatible solution to safeguard critical circuits, the ED42B090L delivers consistent performance and easy integration into existing Siemens panel layouts.

Key specifications

• Amperage: 90 A
• Poles: 2-Pole
• Voltage: 480 V
• Part number: ED42B090L

Why this Siemens ED42B090L stands out

• Precise compatibility — engineered to match 90 A, 2-pole, 480 V circuits, making it a dependable replacement in compatible Siemens panels.
• Retrofit-ready — a practical choice for upgrading or restoring electrical protection without major panel modifications.
• Streamlined sourcing — the ED42B090L part number is the most reliable reference for confirming fit and ratings in your system.

Ideal use cases

• Maintenance projects where a like-for-like 90 A, 2-pole breaker is required to protect 480 V circuits.
• Retrofits in industrial or commercial panels that operate on 480 V and rely on Siemens compatibility.
• Replacement of a failed breaker in legacy installations, ensuring continuity of power distribution with minimal downtime.

Compatibility and buying tips

Before ordering, verify that the panel and circuit requirements align with 90 A and 2-Pole protection at 480 V. The best reference for compatibility is the part number ED42B090L; use it to confirm fit with your existing Siemens equipment and ensure correct trip characteristics and mounting configuration.

Siemens delivers dependable circuit protection with this ED42B090L model, making it a prudent choice for professionals seeking a precise, durable solution for high-voltage, two-pole applications. If your project calls for a seamless, exact-match replacement that keeps your electrical system safeguarded, this breaker is designed to meet those expectations.