EcoFlow
EcoFlow DELTA 2 Max Smart Extra Battery
Adding a Smart Extra Battery increases the capacity of a DELTA 2, DELTA Max, or DELTA 2 Max. It is plug-and-play and can be monitored through the EcoFlow app.
$509.15
EcoFlow WAVE 3 Add-on Battery (Recommended Accessory)
$568.65
In stockShips from Baton Rouge, LA30-day warrantyFrom delivery, on eligible productsFree shippingProcessing 1 business day after payment; delivery about 2–7 business days after dispatch
Shipping & delivery30-day returnsWarranty
Check local voltage, plug, installation, and product-certification requirements before ordering. We confirm compatibility and availability for your destination before payment.
Overview
The WAVE 3 Add-on Battery gives 1024Wh of capacity using LFP chemistry. It detaches for carrying or storage.
Planning a system? Read our guide: How to size a battery backup system for your home.
Key benefits
- LFP chemistry is rated for 4,000 cycles to 80% capacity.
- The detachable design makes it easy to transport.
Key features
- 1024Wh capacity
- LFP battery, 4,000 cycles to 80% capacity
- Detachable design
- Carry or stow away
Ideal use
For WAVE 3 owners who want cordless cooling or heating off the grid.
Key specifications
- Model / SKU
- EFWAVE3-US-EB-NBox
- Brand
- EcoFlow
- Category
- Batteries
From the manufacturer
• 1024Wh Capacity • LFP Battery Chemistry, 4,000 cycles to 80% capacity • Detachable design • Carry or stow away
Warranty terms mentioned in this description are the manufacturer’s. Our own coverage is the 30-day limited warranty.
Before you order
We confirm compatibility, installation requirements, and delivery details with you during order review, before any payment. Home electrical work may require a qualified installer.
Our team can confirm this battery fits your WAVE unit. Message our team on WhatsApp.
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Here WAVE 2 comes with its Add-on Battery, for cordless cooling and heating in compact spaces. No installation is needed.
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