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Pro Battery Tester Professional Battery and Electrical System Testing

Complete with an integrated printer, it’s now easier than ever to determine and present the current state of a battery and electrical system with the CTEK PRO Battery Tester (Part #40-209). The PRO Battery Tester performs quick, simple, and accurate battery or system tests in seconds without heat, sparks, or user interpretation. The results can then be printed and reviewed immediately with customers for added impact to preventative maintenance routines and customer service. The CTEK PRO Battery Tester is patented and features a 2-year warranty.


  • The integrated printer provides immediate results to review with the customer
  • User-defined printout header
  • Tests 12V batteries and electrical systems for cars and light trucks
  • Tests starting and charging system voltage and displays results
  • Bad cell detection
  • Reverse polarity protection
  • Tests discharged batteries down to 1V
  • Multiple rating system is compatible (CCA, DIN, EN, IEC, SAE)
  • Tests multiple battery chemistries: standard (flooded), AGM and GEL
  • 19 Languages


  • Display: LCD text display
  • Temperature compensated: Tester prompted
  • Operating temperature: 0–50° C (32–120° F)
  • Test range: 100–900 CCA 100–550 DIN 100–900 EN 100–550 IEC 100–900 SAE
  • Built-in printer: Powered by the battery under test
  • Voltage range: Tests 12V batteries down to 1V
  • Cable length: 533.4 mm
  • Power requirements: Uses the power of battery under test or 9V battery
  • Voltmeter: 0.9–16 Vdc, +/- 0.05 Vdc
  • Housing material: Acid resistant ABS plastic
  • Dimensions: 230 x 102 x 65 (mm)
  • Weight: 499 g

“Having owned several of another ‘popular’ brand of charger, the CTEK is far and above superior in every possible category. WELL worth the miniscule additional cost. ”