Philips 77921-21400 Function Board (Compatible with 77921-61400)

The Philips 77921-21400 Function Board is a high‑quality replacement/repair part designed for Philips ultrasound systems. It is described as “Function Board, 77921-61400,” indicating compatibility with or reference to the 77921-61400 part designation. This board is intended for use in the Philips Sonos 5500 ultrasound platform.

Key Features

• Original Philips parts designation for reliable system integration
• Intended for the Sonos 5500 ultrasound machine
• Referenced against part code 77921-61400 for compatibility alignment
• Ideal for maintenance, service, and refurbishment of Philips ultrasound systems

Technical Specifications

Compatibility Notes

• Designed for Philips Sonos 5500 systems.
• Description references 77921-61400; verify interchangeability with your service documentation.
• Check your system’s current part number labeling and revision level before ordering.

Ordering & Support

• Please confirm the exact part number and system model prior to purchase.
• Professional installation by qualified biomedical/clinical engineering personnel is recommended.
• For pricing, availability, and technical questions, contact our support team with part number 77921-21400.