Siemens 8221644 Keyboard Membrane for Sequoia Ultrasound

Our catalog entry for the Siemens alphanumeric keyboard membrane consolidates the on-file data for this Siemens ultrasound-system component — model reference, compatible platform, and category — to assist with part identification and ordering.

• Designed and catalogued as a alphanumeric keyboard membrane for Siemens ultrasound systems.
• Listed for use on Siemens Sequoia C256, Sequoia 512 consoles.
• Manufacturer part reference on file: 8221644.
• Catalogued as a Siemens service / replacement part suitable for preventive maintenance.
• Catalog category: Ultrasound u00bb Parts.

Listed compatible platforms include: Siemens — Sequoia C256, Sequoia 512. Each candidate console should be verified against the part reference before ordering.

Ultrasound-console key mats are typically molded silicone or rubber overlays with printed legends, mounted over a snap-dome or membrane-switch PCB. Common failure modes include lost tactile response, cracked silicone around high-use keys (freeze, store, print), and fading of the printed legend. Replacement membranes are matched by console / control-panel part reference; OEM-style parts preserve the original key layout and legend set.

• 1× Siemens 8221644 Keyboard Membrane for Sequoia Ultrasound
• Product identification / part reference label

• Verify the part number and model fitment against your unit's documentation prior to purchase.
• Product images and descriptions are for reference; the appearance of the actual item may vary by production batch or revision.
• If you are unsure about compatibility, contact our support team with your system model and serial number.
• Cross-check the on-unit part marking against the catalog part reference before installation.
• Where the part interacts with patient-contact or measurement-critical subsystems, validate the system against the manufacturer's service procedure before returning it to clinical use.
• Sterilization and handling should follow your facility's protocols and the manufacturer's instructions.

SKU/Link Reference: Siemens8221644AlphanumericKeyboardMembrane