--- type: product schema_version: 1 stock_number: "83603-4" canonical_url: "https://www.artisantg.com/PLC/83603-4/Siemens-Texas-Instruments-PM550-111-Central-Control-Unit" json_url: "https://www.artisantg.com/PLC/83603-4/Siemens-Texas-Instruments-PM550-111-Central-Control-Unit.json" generated_at: "2026-11-07T21:09:28.939Z" last_updated: "2026-07-30T09:10:57.047-05:00" --- # Siemens / Texas Instruments PM550-111 Central Control Unit _Summary and Categories are this item's record. The description sections and FAQ are machine-assisted and can contain errors; where they disagree with the record, the record is correct, and where description sections disagree with each other, Details wins._ ## Summary - Manufacturer: Texas Instruments - Model: PM550-111 - Condition: Used and in Good Condition - Price: $1,750.00 USD - Availability: In stock, 3 available - Warranty: 1-Year Warranty with 30-Day Return Guarantee - ITAR restricted: No - Shipping weight: 40 lb - Shipping dimensions: 24X18X18 in ## Categories - Industrial Systems Equipment > Panel Building Components > Enclosures (primary) ## Details This unit will have some form of defect preventing it from being classified as excellent condition; however, it will still be operational. This is for the control unit only. No cards are installed. View Representative Photo of defects. ## Images - - - -