Battery for EcoFlow Wave 3
Drone service
Rental
Reliability
Trust
Own warehouse 
Warranty
EcoFlow WAVE 3 Add-on Battery
Take your EcoFlow WAVE 3 portable air conditioner off-grid and enjoy reliable cooling wherever your adventures lead. With a high-capacity 1024 Wh battery, this add-on power pack delivers approximately 2 to 8 hours of cordless operation, depending on ambient conditions and selected settings. It’s a great choice for camping trips, camper vans, tents, boats, and other outdoor escapes where access to mains power is limited.
Why choose the EcoFlow WAVE 3 Add-on Battery?
- 1024 Wh capacity for extended off-grid use
- Up to 2–8 hours of wireless operation for the EcoFlow WAVE 3
- Durable LFP battery cells designed for long-term performance
- Up to 4000 charging cycles with around 80% capacity retention
- Multiple charging options: AC outlet, car socket, solar panels, or alternator charger
- Fast charging support – full charge in as little as approx. 75 minutes
- IP65-rated protection against dust and water
- Portable design – ideal for travel, outdoor leisure, and mobile setups
Long-lasting LFP battery technology
This battery uses LFP (LiFePO4) cells, known for their excellent durability, safety, and stable performance. With a lifespan of up to 4000 charge cycles while maintaining around 80% of its original capacity, it is built for years of everyday use. If you want dependable portable energy for your hobby gear and travel setup, this is a solid long-term investment.
Flexible charging at home and on the road
The EcoFlow WAVE 3 Add-on Battery gives you plenty of ways to recharge. Power it up from a standard AC wall outlet, a car cigarette lighter socket, solar panels up to 400 W, or via a vehicle alternator when paired with the EcoFlow Alternator Charger 400 W / 800 W. This flexibility makes it easy to stay powered whether you’re at home, on the campsite, or constantly on the move. For even faster results, combining solar charging and AC input can fully recharge the battery in about 75 minutes.
Ready for outdoor use
Designed with portability in mind, the battery measures 51.6 × 28.1 × 11.1 cm and weighs approximately 9.7 kg, making it easy to transport and store. Its IP65 protection rating means strong resistance to dust and water, so it’s well suited for a variety of outdoor environments. Use it confidently in the garden, at the campsite, in the mountains, or anywhere your mobile cooling setup needs extra power.
| Brand | EcoFlow |
|---|---|
| Product name | WAVE 3 Add-on Battery |
| Model | EFWAVE3-EB |
| Dimensions | 51.6 × 28.1 × 11.1 cm |
| Weight | Approx. 9.7 kg |
| Capacity | 1024 Wh, 51.2 V, 20 Ah |
| Cell type | LFP (LiFePO4) |
| Battery lifespan | Approx. 80% capacity after 4000 charging cycles |
| Max. input power | 1000 W |
| Car charging | 12 V / 24 V, 8 A max., 200 W max. |
| Solar charging | 11–60 V, 13 A max., 400 W max. |
| Max. output power | 858 W |
| USB-A output | 5/9/12 V, 2.4/2/1.5 A, 18 W max. |
| USB-C output | 5/9/12/15 V ⎓ 3 A max.; 20/28 V ⎓ 5 A max., 140 W max. |
| Charging temperature | 0°C to 45°C |
| Discharging temperature | -10°C to 50°C |
| Ingress protection rating | IP65 |
Specification Battery for EcoFlow Wave 3
Get expert advice