EcoFlow River 3 EB 300 Smart Auxiliary Battery

Increase capacity for growing energy needs. Expandable up to 858 Wh with two additional battery options.

Upgrade your RIVER 3 with an additional battery. Choose between the EB300 (286 Wh) or the EB600 (572 Wh) and simply stack one on top of the other to achieve up to 858 Wh of pure energy.

Additional loading and unloading option. More possibilities, more flexibility.

Expand capacity with an additional battery and increase versatility with an extra 140 W USB-C port for additional charging and recharging options. Thanks to the USB-C port, the additional battery can also be used independently.

Ultra-light at only 3.5 kg. Use the additional battery independently and save weight.

Weighing only 3.5 kg, the EB300 is light and compact. The additional USB-C input and output make it ideal for travelling or short outdoor trips.

10-year service life with LFP battery. Invest once, benefit for years to come.

The auxiliary battery uses the same LFP battery technology as the RIVER 3. With a 5-year warranty, you can enjoy worry-free and long-lasting performance.

Technical specifications - EcoFlow River 3 EB 300:

Capacity	286 Wh
Dimensions	234 x 224 x 110 mm
Net weight	3,5 kg
Battery chemistry	LiFePO4, 3,000 cycles to 80% capacity
USB-C output	1 connection, 5 V/9 V/12 V/15 V⎓3 A max., 20 V/28 V⎓5 A max., 140 W max.
USB-C input	5/9/12/15 V⎓3 A max., 20 V/28 V⎓5 A max., 140 W max.