Siemens 6ES5980-0AE11 Backup Battery

Meet the Siemens 6ES5980-0AE11, a critical lithium backup battery designed for SIMATIC S5 programmable controllers. This AA-size battery provides a reliable 3.6 V / 1.75 Ah power source to preserve memory during main power loss. Moreover, it is specifically compatible with models including the S5-101U, S5-101R, S5-115U/H/F, CP 516, and OP 396. Consequently, it prevents data loss for user programs and system parameters, ensuring a quick system restart.

Detailed Technical Specifications

The 6ES5980-0AE11 delivers essential backup power with precise electrical characteristics. Below are its key technical parameters for compatibility and performance.

Parameter	Specification
Manufacturer & Model	Siemens 6ES5980-0AE11
Component Type	Backup Battery
Compatible System	SIMATIC S5
Compatible Modules	S5-101U, S5-101R, S5-115U/H/F, CP 516, OP 396
Battery Chemistry	Lithium
Nominal Voltage	3.6 V
Capacity	1.75 Ah
Battery Size	AA

Core Functionality and System Role

This battery supplies power to the CPU’s memory-retention circuit when AC power is absent. Therefore, it safeguards the control program, timers, counters, and data blocks from being erased. Additionally, its lithium chemistry offers a long shelf life and stable voltage output over its service period.

The battery typically installs in a dedicated compartment on the compatible CPU or memory module. Furthermore, for overall system protection, ensure the main control cabinet is properly secured. For instance, a RMS-TSG-TZ-C Static Trip device can protect the primary power supply feeding the entire S5 system.

Engineered for Reliable Data Integrity

Choosing the genuine Siemens 6ES5980-0AE11 battery guarantees fit, performance, and safety for your S5 system. Its specified capacity ensures sufficient hold-up time during planned maintenance or unexpected outages. Ultimately, this backup battery is an essential maintenance item for protecting your automation investment and ensuring operational continuity.