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Siemens SIMATIC S7-400 Back-Up Battery 3.6 V/2.3 Ah PS405 4A 6ES7971-0BA00 is a reliable power backup accessory designed to preserve critical data and memory contents in Siemens SIMATIC S7-400 automation systems during power interruptions. Engineered for use with PS 405 and PS 407 power supply modules, this industrial backup battery helps maintain RAM data, system parameters, and operational continuity when the main supply is unavailable. The Siemens 6ES7971-0BA00 backup battery is ideal for industrial control environments where dependable memory retention, reduced downtime, and secure backup performance are essential. With its lithium battery design, stable 3.6 V output, and compatibility with multiple S7-400 power supplies, it is a practical and trusted solution for long-term automation system reliability.
Key Features:
Designed for Siemens SIMATIC S7-400 systems to provide dependable memory backup during power loss
Compatible with PS 405 4 A, 10 A, 20 A and PS 407 4 A, 10 A, 20 A power supply modules
Helps retain RAM data, system parameters, and backed-up module information for improved operational continuity
Lithium battery design delivers stable 3.6 V backup power for industrial automation applications
Supports maintenance, system protection, and reduced downtime in critical PLC and process control environments
Specifications:
Product Name: Siemens SIMATIC S7-400 Back-Up Battery 3.6 V/2.3 Ah PS405 4A
Part Number: 6ES7971-0BA00
Product Type: Backup battery
Series: SIMATIC S7-400
Rated voltage: 3.6 V
Battery capacity: 2.3 Ah
Battery type: 1 x lithium AA
Compatible power supplies: PS 405 4 A / 10 A / 20 A and PS 407 4 A / 10 A / 20 A
Application: Memory backup and data retention for S7-400 automation systems
Weight: Approx. 25 g
Use case: Backup of RAM data and system parameters during mains power failure
Siemens is globally recognized for robust and dependable industrial automation solutions, and the SIMATIC S7-400 Back-Up Battery 6ES7971-0BA00 is built to support reliable memory retention and uninterrupted system readiness in demanding industrial environments. Its proven compatibility with Siemens S7-400 power supply modules and dependable backup performance make it an essential maintenance component for PLC-based control systems. Ram Automations supplies genuine Siemens automation accessories and industrial spare parts for critical control applications. For pricing, availability, or technical assistance, contact Ram Automations at info@ramautomations.com and keep your automation systems protected with trusted Siemens backup solutions.
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