Increase your power capacity.
The EcoFlow River 3 Max Plus Portable Power Station (River 3 Plus + Extra Battery 600) is a compact, expandable power solution that combines the River 3 Plus base unit with the EB600 extra battery for a total capacity of 858Wh and 600W continuous AC output (1200W surge with X-Boost technology). This makes it ideal for powering essential devices during outages, camping trips, or remote work, such as laptops, routers, mini-fridges, or small appliances.
It features ultra-fast recharging — reaching 100% in about 1 hour via AC — and supports up to 220W solar input for eco-friendly charging. The LiFePO4 battery chemistry offers long life with 3000 cycles to 80% capacity, while the system operates quietly at under 30 dB and provides seamless <10 ms UPS backup to protect sensitive electronics. With easy pogo-pin stacking for cable-free expansion, multiple ports (including 3 AC outlets, USB-C up to 100W, and USB-A), and a lightweight portable design, the River 3 Max Plus delivers reliable, versatile power for both home backup and outdoor adventures.
Key Features
Expandable Capacity
With the base 286Wh unit plus the EB600 extra battery, this power station delivers a total of 858Wh capacity, giving you significantly longer runtime for laptops, routers, mini-fridges, and other essential devices during outages or outdoor trips.
600W Output with X-Boost
It provides a steady 600W continuous AC output across three outlets, with X-Boost technology allowing it to handle devices up to 1200W surge, making it versatile for powering small appliances and electronics.
Ultra-Fast 1-Hour Recharge
The system supports rapid AC charging that reaches 100% in about 1 hour, along with up to 220W solar input for fast and eco-friendly recharging in as little as 1.5 hours.
Long-Lasting LiFePO4 Battery
Built with durable LiFePO4 chemistry, the battery offers up to 3000 charge cycles to 80% capacity, ensuring reliable performance and a lifespan of many years for daily or emergency use.
Quiet UPS Backup
Operating at under 30 dB and switching to battery power in less than 10 milliseconds, it delivers seamless, silent uninterruptible power supply protection for sensitive equipment like computers and routers.
What’s in the Box
- River 3 Plus
- Extra Battery 600
- Power Cable
- User Manual
FAQs
How long does it take to fully recharge the River 3 Max Plus?
The unit supports ultra-fast AC charging, reaching 100% in about 1 hour. With up to 220W solar input, it can recharge in as fast as 1.5 hours under optimal sunlight conditions.
Can I use the extra battery separately from the main unit?
Yes, the EB600 extra battery can be used independently. It features its own 140W USB-C port for charging small devices or recharging the battery on its own via USB-C.
How does the UPS function work on the River 3 Max Plus?
It provides seamless backup power with a switch time of less than 10 milliseconds, protecting sensitive electronics like computers and routers during outages without interruption.
What devices can the 600W output power?
The 600W continuous output (with 1200W surge via X-Boost) can run laptops, mini-fridges, routers, small appliances, and many office devices. It is ideal for camping, home backup, or remote work.
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