Battery Charger TOPDON TORNADO4000 6V 12V With 150Ah Battery Capacity Reviews 2021 [Update]

What TOPDON Tornado4000(T4A) looks forward to most is that as a smart battery charger, it provides 6V / 12V lead-acid batteries and 12V lithium-acid batteries. The charging time reaches 150A / h, which is twice the charging speed. In addition, 10 charging steps allow you to charge and repair the battery more quickly and effectively, 8 charging modes of multiple batteries and various safety protections provide the best battery maintenance.

TOPDON TORNADO4000 Bullet Points
  • 6V&12V Battery Charger: TOPDON TORNADO4000 trickle charger works on all 6-volt and 12-volt lead-acid and 12V lithium-acid batteries, including regular flooded, AGM flat plate, AGM spiral, GEL, and deep-cycle batteries. Compatible with all types of vehicles, such as cars, SUVs, motorcycles, light trucks, marine boats, lawnmowers, and more.
  • All-in-One Charger: Its advanced battery maintenance, drip chargers, and battery desulfurization capabilities show that it is more than just a simple charger. It can automatically detect battery vulcanization and acid layers to recover lost battery performance to enhance engine startup and extend battery life.
  • Easy to Use: Even a beginner can use this battery charger to charge 6V 12V battery charger easily. Just connect, and the battery charger will do the rest.
  • Safe to use: Premium copper clamps are built with user safety in mind through spark-free operation and reverse polarity protection. This charger offers vehicle electrical safety through exceptionally clean voltage and current delivery, meaning no surges or spikes. No need to disconnect the battery from your vehicle when charging.

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TOPDON Tornado4000 is compact in design, light in weight, easy to carry and use, providing high safety and reliability for various battery charging, repair and maintenance.
Top reasons to Choose TORNADO4000
  • Over-Charge Protection: The charger will consistently monitor the state or condition of a battery to prevent overcharging, so even if you forget to unplug the charging plug, it will not damage your batteries.
  • IP65 WaterProof: IP65 waterproof design, making it safe to charge your vehicle on rainy days.
  • Wide Compatibility: Designed for 6-volt and 12-volt lead-acid automotive, marine, and deep-cycle batteries, including regular-flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries.
  • Spark-proof: Topdon battery charger and maintainer is spark-proof during lead connection, and it automatically detects reverse polarity to ensure a correct, locked-in connection before providing power.
  • One of the most advanced, versatile, safest & all-in-one battery chargers.
  • Also a battery maintainer, trickle charger, plus battery desulfator.
  • Evolutionary 4-Step 4A Smart Charging technology.
  • Intelligent microprocessoris adopted for a faster and more efficient charge.
  • 2X faster than ordinary battery chargers.
  • Universally compatible with6V & 12V Lead-acid, and12V lithium-ion batteries (Wet, MF, GEL, AGM, etc.) from up to 150Ah.
  • 8 unique charging modes to suit requirements for small and large batteries even in cold temperature.
  • Built-in 5 protections against Reverse Polarity, Overvoltage, Overcharging, Overheating and Low Voltage.
  • Safely connected 24/7, UV and IP65 water resistant.
  • Compact design with intuitive LED indicators.
  • 3-year warranty.
Technical Specification
  • Input Voltage AC: 100-240VAC, 50-60Hz
  • Working Voltage AC: 100-240VAC, 50-60Hz
  • Efficiency: 85% Approx.
  • Power: 65W
  • Max Charging Voltage: Various Charging
  • Current: 4A (12V)4A (6V)
  • Low-Voltage Detection: 2V(12V), 2V(6V)
  • Back Current Drain: < 5mA
  • Working Temp.: -4°F to 104°F (-20° to 40°C)
  • Storage Temp.: -4° to 130°F (-20°C to 54°C)
  • Charger Type: 10 Step, Smart Charger
  • Type of Batteries: 6V & 12V
  • Battery Chemistries: Wet, Gel, MF, CA, EFB, AGM& LIB
  • Battery Capacity: Up to 150Ah (6V & 12V)
  • Maintains All Sizes Housing: Protection IP65
  • Cooling: Natural Convection
  • Dimensions: 205.4*74.1*46.5mm (8.09*2.92*1.83 inches)
  • Weight: 545g (1.20 lb)
Package List
  • 1* TOPDON Tornado4000
  • 1* Alligator Clamp
  • 1* Eyelet terminal connector
  • 1* User Manual
  • 1* Packing Box
Top reviews from the United States
  • Great Essential Product!!
    I really love the convenience of having a portable battery charger. This item is compact and easy to use. Delivery was super fast and the item arrived just as described. The Wisconsin winters are very unpredictable so this charger has already come in handy for my household. Excellent product! I will definitely be ordering from this seller again.
  • It can maintain the battery for my SUV.
    It worked great to charge the SUV. Now I do not need to worry for a dead battery. The design is awesome to use. It’s compact yet powerful to maintain SUV and larger cars.