Siemens 6ES7971-0BA00 Siemens SIMATIC S7-400 Series Battery
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Siemens 6ES7971‑0BA00 SIMATIC S7‑400 Backup Battery
Product Overview
The Siemens 6ES7971‑0BA00 is a dedicated lithium backup battery designed exclusively for the SIMATIC S7‑400 PLC series. It serves as an emergency power source for the S7‑400 CPU modules, used to retain user programs, process data, system parameters and diagnostic information during mains power failure or shutdown. With long service life, stable voltage output and industrial‑grade reliability, this battery ensures non‑volatile data retention for high‑end automation control systems in process industries, power plants, large‑scale production lines and critical industrial facilities.
Main Functions
- Data Backup and Retention
Supplies power to the internal memory of S7‑400 CPUs to prevent loss of user programs, data blocks, recipe parameters and historical records when main power is cut off.
- Long‑term Continuous Backup Power
Provides stable low‑voltage output for long‑time data storage under power‑off conditions.
- System Maintenance Support
Maintains clock function and system diagnostic logs during power interruption for accurate fault tracking.
- Plug‑and‑play Installation
Directly inserts into the designated battery slot of S7‑400 CPU modules without extra wiring.
- Battery Monitoring Compatibility
Works with the S7‑400 system diagnostic function to send low‑battery warning signals for timely replacement.
Technical Characteristics
- High‑quality lithium‑based battery cell with low self‑discharge rate and long shelf life.
- Compact form factor perfectly matching the mechanical interface of S7‑400 CPU housings.
- Wide operating temperature range suitable for harsh industrial cabinet environments.
- Over‑discharge protection built‑in to extend service life and avoid internal damage.
- Strictly standardized for S7‑400 series CPUs with reliable electrical matching performance.
- Vibration‑resistant and shock‑proof design for stable operation in industrial sites.
Technical Specifications
表格
| Item | Specification |
|---|---|
| Model Number | 6ES7971‑0BA00 |
| Battery Type | Lithium backup battery |
| Rated Voltage | 3.6 V |
| Capacity | 2.3 Ah |
| Compatible System | SIMATIC S7‑400 CPU series |
| Service Life | Up to 5 years under normal operating conditions |
| Operating Temperature | 0 °C to +60 °C |
| Storage Temperature | −40 °C to +85 °C |
| Installation Method | Plug‑in type for S7‑400 CPU battery slot |
| Protection Class | IP20 |
Product Dimensions and Weight
Overall Dimensions (Width × Height × Depth)
- Battery Size: 20 mm × 65 mm × 18 mm
Weight
- Net Weight: Approximately 0.035 kg
- Gross Weight (with standard packaging): Approximately 0.05 kg
WHO WE ARE
About us
Located in Kunshan, China, Atifts Technology Co., Ltd. is a well-known enterprise specializing in electronic components distribution. We specialize in the sales of global brands of industrial automation components, with a wealth of experience in foreign product agents, and many of the world's leading manufacturers such as Keens, Schneider, SMC, ABB, Siemens, and other world-renowned manufacturers to establish a long-term and stable relations of cooperation.
Atifts Technology Co., Ltd. @ 2024
Over the years, we have always adhered to the "pioneering, pragmatic, standardized, innovative" management philosophy, and constantly promote the close integration of products and market demand. We firmly believe that only by constantly exploring new market areas, doing a good job in every detail, standardizing business processes, and continuously innovating products and services can we ensure that our products are more adaptable to market changes and meet the diversified needs of our customers.
Since the founding of the company, we have always adhered to the core concept of "survival by quality", and are committed to providing customers with high-quality electronic components. At the same time, we take specialized R & D manufacturing as the goal, market-oriented development strategy to ensure that our products are always in the forefront of the industry.
With excellent product quality, professional technical service and good market reputation, Kunshan Autofits Technology Co.,Ltd. has won the trust and support of our customers. We look forward to working with more partners hand in hand, to achieve long-term win-win relationship, and jointly promote the prosperity of the electronic components industry.
Where is your company located?
We are located next to Shanghai, the largest city in China, and Kunshan, the first economic county in China. With convenient transportation and developed logistics, it provides a good geographical advantage for our electronic components sales business.
What types of electronic components does your company mainly sell?
We are committed to providing many types and brands of electronic components, including but not limited to Sensors, Switches & Relays, Connectors, Circuit Protectio, Power Supplier & Cable, etc. We have established relationships with many well-known electronic component manufacturers. We have established long-term and stable relationships with many well-known electronic component manufacturers to ensure that the products we sell are of reliable quality and reasonable price.
What are the prices of your products?
Our product prices vary according to market conditions and product models. We are committed to providing high quality electronic components at fair and reasonable prices, and offer our customers a variety of incentives and flexible purchasing methods.
How to purchase your electronic components?
You can contact our customer service staff directly by phone, whatsapp, email, our official website. We support a variety of payment methods, and provide you with fast and safe logistics and distribution services.
How do you guarantee the quality of your products?
We attach great importance to product quality, all the electronic components we sell come from regular channels and undergo strict quality testing. We promise to provide customers with high-quality electronic components, and provide perfect after-sales service to ensure that customers have no worries in the process of use.
If I am not satisfied with the electronic components I purchased, can I return them?
We provide perfect after-sales service, if you are not satisfied with the purchased electronic components, you can return or exchange them within the specified time. Please refer to our official website or consult our customer service staff for the specific return policy and process.
Can your company provide technical support and solutions?
We have a professional technical team that can provide technical support and solutions for our customers. Whether you encounter any problems in choosing or using the products, we will be happy to answer your questions and provide professional technical support.
How to contact your customer service?
You can contact our customer service personnel through the online customer service system on our official website, telephone, e-mail or social media platforms. Our customer service staff will provide you with professional services and answer any questions you may have.
Does your company often organize promotional activities?
In order to give back to our customers, we will organize various promotions from time to time, including discounts, full reductions, giveaways and so on. Please keep an eye on our official website or social media platforms to stay up-to-date with the latest promotions.
