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Need a reliable expansion module for your S7-300 rack?
This Chips Gate branded unit is compatible with Siemens 6ES7 323-1BL00-0AA0 specs and ships brand new, factory sealed.

It’s unused, unopened, and ready for your control panel.

No MPN or UPC listed, but functionally solid.
If you’ve dealt with long lead times or inflated prices, this is a smart workaround.
Keep spares on hand or complete your build without the markup.

Automation doesn’t have to break the bank.

4 out of 5