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Buy, sell, trade-in or rent Preston Pressure ASP-621 Air Data Test Set.


Avionteq offers both new and refurbished or used Preston Pressure ASP-621 Digital Airspeed Indicator for sale or rent at most competitive price. All refurbished equipment are thoroughly tested and come with our warranty and fresh calibration certificate (when required). You can also sell your excess / surplus Preston Pressure ASP-621 or receive trade-in credit towards purchase of other test equipment.


Preston Pressure ASP-621 Features and Specifications *

The Preston Pressure ASP-621 is designed with digital transducer technology providing highly reliable and accurate results. Its backlit displays enable nighttime use.


  • Digital transducer technology provides high reliability, accuracy, and resistance to damage
  • Leak check tracks leakage and time simultaneously
  • Altimeter also measures inHg and mBar
  • Backlit displays enable nighttime use
  • Leak check timing is selectable from 2 minutes to 30 seconds 


* Preston Pressure ASP-621 technical specifications is provided for reference only. Avionteq cannot ensure accuracy of the technical specifications presented herein. The technical data may not relate entirely to all model and versions of the ASP-621 such as the models sold by Avionteq.

Van Nuys Airport (VNY), Van Nuys, CA 91406 USA