6AV6643-0AA01-1AX0
Siemens 6AV6643-0AA01-1AX0 is a SIMATIC TP 277 panel with 5.7 in TFT display, 4 Mbyte user data memory, and WinCC…
Siemens automation product category
Legacy Operator Interfaces
Earlier-generation SIMATIC operator panels for installed machinery, maintenance stock and migration planning based on the complete device MLFB.
Legacy Operator Interfaces products
Compare model references and available product information, then use Request a Quote to send the exact item to our team.
6AV6641-0CA01-0AX1
Siemens 6AV6641-0CA01-0AX1 is an OP 77B SIMATIC Operator Panel with a 4.5 in STN display, MPI/PROFIBUS DP interface, printer/USB interface,…
6AV6643-0BA01-1AX0
Siemens 6AV6643-0BA01-1AX0 is an OP 277 legacy operator panel with 5.7 in TFT display, 4 MB configuration memory, and WinCC…
Category guidance
Selecting Siemens Legacy Operator Interfaces for your project
We organise Legacy Operator Interfaces by product family and model so you can compare the entries that match your control, visualisation, communication or maintenance requirement.
Send us the complete model or MLFB, quantity and destination when you need a quotation. For an installed or legacy unit, include a nameplate photo or any available system information so we can identify the product correctly.
- Complete Siemens model or MLFB.
- Quantity and delivery destination.
- Reason for the request and relevant system details.
- Nameplate photo and current system context for replacement requests.
Quote checklist
Details for Your Quote
Send the information below so we can identify the requested Siemens product and prepare the quotation.
- 01Product model
Send the complete Siemens model or MLFB. Add a clear nameplate photo if the identifier is incomplete.
- 02Technical requirements
Include the required interfaces, hardware version, expansion, mounting and software details when relevant.
- 03Order details
Add the quantity, required condition, delivery country and target date for each item.
- 04Equipment context
Tell us whether the part is for new equipment, maintenance, retrofit or an installed unit.
Multiple models
Request a Quote for Multiple Models
You can include several Siemens model numbers in one inquiry. Add the quantity and destination for each item, then describe any replacement, interface or installation requirements.