EcoFlow RIVER 3 Plus Smart Extra Battery

From£239.00

(Note: This Item Is Not Currently In Stores But Is Available To Order With 2 Day Delivery)

Adjust capacity for growing energy needs

Expandable up to 858Wh with 2 Extra Battery options

Level up your RIVER 3 Plus with an Extra Battery. Choose either the EB300 (286Wh) or the EB600 (572Wh), and simply stack one at a time to achieve up to 858Wh of pure energy.

Adds an extra charging and recharging option

More possibilities, more flexibility

Looking to charge more devices or conveniently power your RIVER 3 Plus via USB-C? Adding this extra battery expands its capacity and significantly enhances its versatility with an extra 140W USB-C port, offering the RIVER 3 Plus a new charging and recharging option. With the USB-C port, the Extra Battery gives you the freedom to use it independently.

EcoFlow RIVER 3 Plus Smart Extra Battery

Lightweight at only 3.5 kg

Use the Extra Battery independently to lighten your load

Weighing just 3.5 kg, the EB300 is lightweight, with a compact design and USB-C input and output port, making the Extra Battery highly convenient for on-the-go use. The Extra Battery offers the perfect solution for short outdoor trips with minimal devices to expand your possibilities.

10-year lifespan with an LFP battery

A one-time investment that lasts for years

The Extra Battery features the same LPF battery technology as RIVER 3 Plus. And, with a 5-year warranty, you’ll get peace of mind and long-lasting performance.

5-Year Warranty

Warranty

With one of the most extended warranties in the industry, EcoFlow go the extra mile to give you peace of mind. 

Monitor

Monitor

 In Real-time, energy insights on the go allow you to view battery status live anywhere, anytime.

Control

Control

No matter where you are you’re in control. Easily turn on/off output and the connected appliances remotely.

Customize

Elevated battery lifespan and safety.

By tuning the charging speed to suit various charging environments, it’s safe to use, preventing overloading and prolonging its lifespan.

Stay calm and powered on.

When the power’s down, AC Always-On ensures a seamless transition from the grid to backup power and unwavering protection of your fridge and other mission-critical appliances.

  • Expand the capacity of the RIVER 3 Plus to up to 858Wh.
  • Choose from two Extra Battery models to fit your needs: EB300 (286Wh) or EB600 (572Wh).
  • An additional 140W of USB-C input and output option.
  • Enjoy a wireless pogo pin connection—no cables or screws required.
  • Reduce your load by using the Extra Battery independently.

Specs – Extra Battery 300

Capacity: 286Wh

Dimensions: 234 Ă— 224 Ă— 110 mm

Net Weight: 3.5 kg

Battery Chemistry: LiFePO4, 3000 cycles to 80% capacity

USB-C Output: 1 port, 5V/9V/12V/15V⎓3A max, 20V/28V⎓5A max, 140W max

USB-C Input: 5V/9V/12V/15V⎓3A max, 20V/28V⎓5A max, 140W max

Specs – Extra Battery 600

Capacity: 572Wh

Dimensions: 234 Ă— 224 Ă— 158 mm

Net Weight: 5.8 kg

Battery Chemistry: LiFePO4, 3000 cycles to 80% capacity

USB-C Output: 1 port, 5V/9V/12V/15V⎓3A max, 20V/28V⎓5A max, 140W max

USB-C Input: 5V/9V/12V/15V⎓3A max, 20V/28V⎓5A max, 140W max

Brand

Battery Size

EB300 (286Wh), EB600 (572Wh)