Siemens 6ES5375-0LD31 Programmable Logic Controller Module

Siemens 6ES5375-0LD31 is a SIMATIC S5 memory module that provides 32 KB of RAM for legacy PLCs. This spare part expands RAM storage for data and program variables in SIMATIC S5 controllers and is part of the 375 RAM memory family. The module measures 90 mm in length, 60 mm in width, and 20 mm in height, and weighs about 0.01 kg. Identified as a RAM memory module with 32 KB capacity, 6ES5375-0LD31 is a dedicated module for the SIMATIC S5 375 RAM subsystem. Siemens and distributor data note that the product reached end of life on October 1, 2022, reflecting its status as a discontinued part while still compatible with existing S5 installations that require replacement RAM memory.