Shipping & delivery30-day returnsWarranty
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Designed for the DELTA Pro, this Smart Extra Battery adds 3600Wh of LFP storage for longer runtime. Up to two can be added to one DELTA Pro.
Planning a system? Read our guide: How to size a battery backup system for your home.
Suited to DELTA Pro owners who want longer home backup or extended off-grid use.
· Expandable capacity - Increase the capacity of DELTA Pro with an extra 3600Wh. · Triple power at up to 30% lower cost - 3-10kWh expandable capacity to fit your energy storage needs. Add up to two DELTA Pro Extra Batteries to gain a capacity of 10.8kWh. And it's up to 30% more affordable than a power station of the same capacity. · 10-year lifespan with an LFP battery - Get 10 years of daily use until it hits 80% of its original capacity. Embrace the 3000+ charging cycles enabled by the LFP battery chemistry. · Easy to use - Plug-and-play without setup. And use the EcoFlow app to monitor and control the DELTA Pro Extra Battery. · 5-Year Full Warranty - With one of the most comprehensive warranties in the industry, we go the extra mile to give you peace of mind.
Warranty terms mentioned in this description are the manufacturer’s. Our own coverage is the 30-day limited warranty.
We confirm compatibility, installation requirements, and delivery details with you during order review, before any payment. Home electrical work may require a qualified installer.
Ask our team to confirm how many DELTA Pro extra batteries suit your system. Message our team on WhatsApp.
EcoFlow
Named as a GLACIER bundle with the Plug-in Battery and Detachable Wheels and Lever, this listing is for GLACIER owners and campers who want a portable fridge setup. The wheels and lever are designed for the GLACIER only.
$1,039.20
EcoFlow
This listing pairs the RIVER Pro with the RIVER Pro Extra Battery, which doubles the station's capacity from 720Wh to 1440Wh. The RIVER Pro itself weighs 15.9 lbs and offers three pure sine wave AC outlets.
$849.15
EcoFlow
An all-in-one home solar battery, the STREAM Ultra combines an LFP battery with a built-in grid-tied microinverter and 4 MPPT inputs. It is designed for plug-and-play setup.
$1,119.20
EcoFlow
Designed for the DELTA 3 Max Plus and DELTA 3 Ultra Plus, this Smart Extra Battery adds 2048Wh of LFP storage to your existing power station. It is about 25% smaller by volume than the DELTA 2 Max Smart Extra Battery, so it is easier to store and stack.
$679.15