The Siemens 6ES7222-1EF00-0XA0 is an 8-point digital output expansion module restricted to S7-21X CPUs only. The module provides eight optically isolated AC outputs rated at 1 A per channel, accepting 24 to 264 V AC. Isolation keeps the load circuit separate from the backplane, reducing noise injection into the CPU.
Siemens 6ES7222-1EF00-0XA0 Digital Output Module, 8DQ AC
MPN6ES7222-1EF00-0XA0
Siemens SIMATIC S7-200, Digital Output EM 222, 6ES7222-1EF00-0XA0, 8DQ optically isolated, 24-264 V AC, 1A, for S7-21X CPU only.
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Independent China distributor & sourcing agent· Listing updated Sep 2026
Product details
Frequently asked questions
Which CPUs is this module compatible with?
The description states it is for S7-21X CPU only. It will not work with S7-22X or other S7-200 CPU variants.
MPN
6ES7222-1EF00-0XA0