Replacement Battery for the Modicon 140CPU43412A - 3V 1800mAh Lithium

Protect stored programs, RAM, and real-time clock data on Modicon, Sanyo/FDK, Interstate, Miscellaneous Batteries, and other industrial control systems with this 3V 1800mAh lithium direct-replacement backup battery. It is built as a form-fit-function replacement for the original memory-backup cell, so it installs without rewiring, reprogramming, or controller reconfiguration.

This battery cross-references to Modicon 140CPU11302, Modicon 140CPU11303, Modicon 140CPU31110, Modicon 140CPU43412A, Modicon 140CPU43412U, and Modicon 140CPU53414A, plus 16 additional cross-referenced part numbers, giving you a single verified replacement across these part numbers. Match your existing OEM battery by part number or by the equipment it powers to confirm fit. This primary lithium cell offers a long shelf life, low self-discharge, and a stable 3V output, so stored programs and settings stay protected during power loss. It is non-rechargeable and should be replaced rather than recharged.

Technical specifications

• Chemistry: Lithium
• Nominal voltage: 3V
• Capacity: 1800mAh
• Battery type: Primary (non-rechargeable)
• Application: PLC / industrial control memory backup
• Cross-references: 22 equivalent OEM part numbers