EcoFlow WAVE 3 Add-On Battery – 1024Wh LFP Battery for Portable Cooling & Heating

EcoFlow WAVE 3 Add-On Battery (1024Wh)

The EcoFlow WAVE 3 Add-On Battery is designed to give your WAVE 3 portable air conditioner and heater true wireless operation. With a generous 1024Wh capacity and long-life LFP cells, this battery allows you to cool or heat your space without relying on mains power.

It’s ideal for campervans, cabins, tents, boats, and off-grid setups where overnight comfort and portability matter.

Why add the WAVE 3 battery?

• Up to 8 hours of runtime: ideal for overnight use (conditions dependent).
• True cordless operation: no mains power required while running.
• Long-life LFP battery: designed for frequent use and long service life.
• Compact & attachable: integrates directly with the WAVE 3 unit.

Battery performance

• Capacity: 1024Wh
• Battery chemistry: LFP (Lithium Iron Phosphate)
• Estimated lifespan: up to 3,000+ cycles to 80% capacity
• Typical runtime: up to 8 hours depending on mode and conditions

Charging options

• AC charging: up to 700W (as fast as ~75 minutes with combined AC + solar)
• Solar charging: up to 400W via XT60 input
• Vehicle charging: compatible with EcoFlow Alternator Charger (400W / 800W)
• 12V car outlet: emergency charging option

Compatibility

This add-on battery is designed specifically for the EcoFlow WAVE 3 portable air conditioner and heater. It is not compatible with earlier WAVE models.

What’s included

• EcoFlow WAVE 3 Add-On Battery (1024Wh)
• Connection hardware (as supplied by EcoFlow)
• User manual & warranty documentation

FAQ