Use this backup battery from Siemens to prevent data loss on communication modules due to power cuts. It's designed for use with I/O modules in the TIM series and it keeps your CPU running to preserve critical programming data during maintenance or an outage. This eliminates the need to reconfigure the PLC, preventing downtime and increasing productivity. With a capacity of 2.3Ah, you can use this battery to keep small CPUs running long enough to back up data properly before shutting down. It has a voltage rating of 3.6V, so it's a practical choice for low-voltage systems.

• Light weight of 25g for minimal strain
• Simple, tool-free installation saves time and effort
• Lithium battery offers high energy density for long-term performance

No, this battery isn't waterproof, so it's not suitable for moist working areas.

The positive and negative terminals of this battery are labelled on its body for quick identification.