The Siemens 6FC3984-4BM is an EPROM module designed for use in SINUMERIK 810 and 820 systems, providing 128 KB of memory.
This module is essential for storing program data and is compatible with various Siemens industrial control systems. Originally used in applications requiring high reliability and performance, it can be refurbished and used in maintenance or upgrade scenarios. The module is known for its robust design and is often sought after for its compatibility with Siemens 820G and other related systems. With up to 24 months of warranty, this product ensures peace of mind during its operational life.