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Battery Tester and Charger

The TT43 performs automatic capacity testing and recharges batteries in five hours or less. It features a dot matrix LCD display and microprocessor control to provide test status information and accurate results. The TT43 is able to test and charge two batteries at once. View all Products Buy Now
TT43 Battery Tester and Charger thumb
TT43 Battery Tester and Charger Front thumb


  • Tests and charges the removeable battery of the 4300 Series and TS420 Series Emergency Power Supply
  • Alphanumeric dot matrix LCD display provides dynamic test status and measurements
  • Test/Charge one or two batteries simultaneously in less than 5 hours
  • Microprocessor control adjusts test to accurately compensate for acceptable battery variation
  • Bright LEDs provide quick reference pass/fail results
  • Can float charge batteries indefinitely to maintain an always-ready state
  • Designed and built in Wichita, Kansas, USA
  • Two-year limited warranty


Model Number TT43
Part Number 6430043-1
National Stock Number (NSN) 6130-01-641-8265
Power Supply Wall-outlet AC Adapter included
Battery Type Switch allows for selection of 0.5Ah or 2.5Ah battery
Battery Detection Load sensing recognizes batteries when connected to the tester
Protection Short-circuit protection and time out for failed batteries


TT43 Product Flier

User Manual

Technical Drawing
OL 6430043

Service Bulletins
SB TT43-01