Siemens 6ES7321-1EL00-0AA0 6ES73211EL000AA0 $949.22 https://www.ebay.com/itm/386511366386?hash=item59fddf68f2:g:…
Siemens 6Es7421-7Bh01-0Ab0 Unmp $956.77 Siemans An item that has been used previously, fully operational an…