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Model/PN: Masterfiller

Alternate Part Number: 9891050001


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Buy, sell, trade-in or rent JFM Masterfiller (9899050001) Battery Tester.


Avionteq offers both new and refurbished or used JFM 9899050001 Masterfiller Water Filler for Nickel-Cadmium Batteries 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 JFM 9899050001 or receive trade-in credit towards purchase of other test equipment.


JFM 9899050001 Features and Specifications *

The JFM Engineering Masterfiller is composed of a microprocessor controlled pump with a level sensing probe, a keypad and display and an external 12VDC power supply. It is designed to deliver measured quantities of distilled water as needed in the service of Aircraft Nickel-Cadmium batteries.


  • Keypad Inputs and LCD readout 
  • Output for interfacing to the BTAS16 Computerized Battery Test System  
  • Electrical water level sensing (no pumps to wear out)
  • Designed to simplify the task of water leveling of Nickel-Cadmium cells 
  • 12VDC power
  • Automatic recording of water delivered to each cell
  • Four pre-measured Dispense Volumes 
  • Output for optional Ticket Printer 


* JFM 9899050001 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 9899050001 such as the models sold by Avionteq.

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