Siemens | NEG3B025L | Circuit Breaker | 25A | 3-Pole

Siemens NEG3B025L Circuit Breaker — a precise 25A, 3‑pole protection device engineered for reliable performance in maintenance, retrofit, and replacement projects where exact specifications matter.

The NEG3B025L is identified by its part number, making cross-reference and compatibility straightforward. When ordering, rely on this reference to ensure you’re selecting the exact Siemens component that matches your existing panel and wiring configuration. Before purchase, confirm fit and ratings on the panel label to avoid mismatches and downtime.

• Amperage and configuration: 25A per pole, 3‑pole design suitable for three‑phase circuits common in commercial and industrial panels.
• Exact part identification: Verified compatibility through the NEG3B025L part number, the clearest indicator for the correct replacement.
• Ideal use cases: Perfect for maintenance, retrofit, and replacement where matching Siemens specifications are required to restore or upgrade three‑phase protection.
• Practical installation guidance: Always compare the panel’s current rating and wiring setup to the NEG3B025L specifications and consult a qualified professional if you’re unsure about fitment.
• Reliability you can rely on: Built by Siemens to deliver consistent electrical protection in compatible systems, helping safeguard circuits and connected equipment.

This product is best suited for customers who know they need a Siemens 25A, 3‑pole circuit breaker with exact compatibility. If you’re updating an existing installation or refreshing an aging panel, the NEG3B025L offers a precise, dependable solution that aligns with Siemens’ engineering standards and your project’s specifications.