Description
A 5A constant-current / constant-voltage charger for 20-series lithium-ion battery packs — e-bikes, scooters, mobility devices and custom packs. It charges to 84V (20 × 4.2V) and stops automatically when the pack is full.
Estimated delivery: 7–16 working days from order.
Features
- Three-stage charging: constant current → constant voltage → auto-stop
- Two-colour LED: red while charging, green when finished or on standby
- Protection: short circuit, over-current, over-voltage, reverse polarity, over-temperature
- Forced-air cooling; full-load temperature rise under 40°C
- MTBF 30,000 hours
Specifications
| Output voltage | 84V DC (CC/CV) |
|---|---|
| Charge current | 5A |
| Battery | 20S Li-ion / LiPo / NMC / LiCoO2 / LiMn2O4 (72V nominal) |
| Rated power | 480W |
| AC input | 110–260V AC, 47–63Hz |
| Mains plug | NZ/AU 3-pin |
| Efficiency | >85% |
| Output leads | Brown (+) / Blue (−) |
| Case | Aluminium alloy with temperature-controlled cooling fan |
| Weight | 1.2 kg |
| Brand | WATE |
Operating conditions
- Ambient temperature: −5 to 40°C
- Humidity: 5–95% RH
Only use with 20S lithium-ion (4.2V/cell) packs. Not suitable for LiFePO4 or lead-acid batteries. Check the connector polarity matches your pack before charging.
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