Topdon T120000 Battery Charger / 120A Support
Topdon T120000 Battery Charger / 120A Support
The Topdon Tornado T120000 is a professional 120A power supply and 12V battery charger built to keep vehicle voltage rock-steady during ECU programming, ADAS calibration and extended diagnostic sessions. Ideal for workshops and technicians who need reliable battery support while module coding and software updates draw heavy current.
- Powerful 1700W output with fully adjustable current (5–120A) and voltage (11–16.8V) for stable programming and charging
- Six selectable modes: Supply, Lead-Acid, AGM, LiFePO4, NORM and Custom — plus Topdon’s patented 9-step smart charging
- Compatible with 12V lead-acid and 12V LiFePO4 lithium iron phosphate batteries
- Eight built-in safety protections including reverse-connection, short-circuit, overvoltage, overload and over-temperature
- Clear dot-matrix LCD screen for straightforward setup and monitoring
- Supplied with heavy-duty battery clamps (2.2m or 5m cable option), AC power lead, USB-A to USB-B cable and documentation
See the T120000 in Action
Watch the Topdon T120000 demo video on YouTube
Technical Specifications
| Specification | Detail |
|---|---|
| Max output current | 120A |
| Max output power | 1700W |
| Adjustable current range | 5–120A |
| Adjustable voltage range | 11–16.8V |
| Charging modes | Supply, Lead-Acid, AGM, LiFePO4, NORM, Custom (9-step smart charge) |
| Battery types | 12V Lead-Acid, 12V LiFePO4 |
| Display | Dot-matrix LCD |
| Cable options | 2.2m or 5m heavy-duty clamp cables |
| Protections | Reverse connection, short circuit, overvoltage, overload, over-temperature (8 total) |
| In the box | T120000, battery clamps, AC power lead, USB-A to USB-B cable, documentation |
Related Battery Chargers
- Topdon T4000C (4A) — compact 6V/12V charger for lighter workshop use
- Topdon Tornado T30000 (30A) — mid-range 6V/12V/24V workshop charger
- Topdon T90000 (90A) — professional workshop charger with 12V/24V battery support
UK-Based Support & Genuine Warranty Protection
When you buy from Dunns Automotive, you’re choosing the confidence of a genuine UK distributor. Every product comes with full UK warranty coverage and fast, reliable support from Topdon UK — no overseas delays, no grey imports, no uncertainty. Just authentic TOPDON UK tools backed by a dedicated UK team that’s here to help whenever you need it.