Thunder 20 Amp 8 Stage Battery Charger


Out of stock

With a heavy duty, water resistant design, the 20 amp battery charger features a comprehensive LED display and utilises a fully automatic computer control system to charge most 12 volt GEL, AGM, Lead Acid and Calcium batteries. Suitable for 35-350Ah and 450Ah for maintenance (650 to 800CCA), the sophisticated
8 stage charger features pulse mode technology which reduces oxidation, maintains electrolyte consistency and combats stratification in the battery, to provide longer battery life.



  • Input Voltage: 240VAC / 50HZ
  • Type: 8 Stage Pulse
  • Approval: CE, EMC, SAA and C-TICK
  • Safety Protection: Over charging, reversing polarity (flashing LED), Short circuit and over temperature
  • Minimum Start Voltage: ≤0 Volts
  • Operating Temperature: -15°C – +50°C
  • Maximum Charging Current: 20 Amps
  • Display: Lights show stage of charge
  • Ideally Suited Battery Ratings: 35-350Ah, 650-800CCA
  • Power Supply: 10 Amp @ 13.7 Volts