TOPDON Tornado T120A 12V / 24V 120A (2m) battery Charger - Maintainer

The TOPDON Tornado120000 is a professional smart charger and power supply for 12V lead-acid and lithium (LiFePO4) batteries, suitable for vehicles, boats, and professional automotive repair and ECU programming applications. It features adjustable output current of 5–120[A] and voltage of 11–16.8[V] with a maximum power of 1700W.

ECU Programming Voltage Stabilizer
The Tornado120000 provides a stable and reliable power supply for prolonged diagnostic sessions and ECU programming tasks. It is especially suitable for luxury vehicles such as BMW and Mercedes-Benz, where a stable current of up to 120A is required without interruptions caused by voltage fluctuations.

Adjustable Voltage and Current
The Tornado120000 allows real-time adjustment of output voltage and current for precise charging and flexible power support during maintenance tasks. It is also suitable for electronic load testing in laboratory environments.

Custom Mode
With Custom Mode, the user can define and save their own charging parameters, ensuring a personalized and repeatable charging experience on every use.

One Charger for All
The Tornado120000 covers a wide range of applications — from vehicles and boats to laboratory testing — and is indispensable for automotive technicians, electronics engineers, and battery manufacturers alike. Whether rapid charging or high-power supply is required, this charger delivers reliable power whenever and wherever needed.

Safety & Protection

The Tornado120000 incorporates 8 advanced protection systems:

1. Reverse connection protection
2. Short circuit protection
3. Over-temperature protection
4. Overvoltage protection
5. Overcharge protection
6. Spark protection
7. Input low voltage protection
8. Host abnormality protection

9-Step Smart Charging Process

TOPDON's patented 9-step smart charging process provides an optimized and integrated charging procedure for your battery:

1. Diagnosis
2. Desulfation
3. Pre-Charge
4. Soft Start
5. Bulk Charge
6. Absorption
7. Analysis
8. Reconditioning
9. Maintenance

Technical Specifications

• Input Voltage: 90–240[V] AC
• Adjustable Output Voltage: 11–16.8[V]
• Output Current: 5–120[A] (adjustable)
• Maximum Power: 1700W
• Supported Battery Types: Lead-acid (WET, AGM, MF, CAL, EFB), LiFePO4
• AC Cable Length: 2m (AWG18)
• DC Positive Cable Length: AWG4, 2.2m
• DC Negative Cable Length: AWG4, 2.2m
• Operating Temperature (°C): -10°C ~ +40°C
• Storage Temperature (°C): -20°C ~ +75°C
• Warranty (years): 3

Packing list

• Tornado120000
• 2m Battery Clamps
• USB-A to USB-B Cable
• AC Power Cable
• User Manual

Ideal for:

• Commercial & Fleet Vehicles
• Agricultural & Construction Equipment
• Marine (Boats & Yachts)
• HGV / Lorry Workshops