Digital Input Module for 6ES7321-1BL00-0AA0 (321-1BL00-0AA0)

Replacement digital input module compatible with part number 6ES7321-1BL00-0AA0 (321-1BL00-0AA0). Designed for use in Siemens SIMATIC S7-300 PLC systems as a direct substitute for the original module. Suitable for repair, maintenance, or system upgrades — confirm fitment with your rack and configuration prior to purchase.You may also like Replacement CPU Fan for 15-7000 2-in-1 (7586, 7786) — 0JT0X8 · 60MGH · NS85C05-18A12 FKBF · DFS551205WQ0T · 023.100D3.0011.