Double the Power, Same Portability. Smart, Reliable, and Ready for Anything.

The EcoFlow River 3 Max combines the compact River 3 Plus with the modular EB300 Extra Battery, giving you 572Wh of dependable power in a lightweight, fast-charging setup. Whether you're camping, preparing for storms, or working off-grid, the River 3 Max gives you more capacity without adding bulk.

✅ 572Wh Capacity + 600W Output (1200W Surge with X-Boost) – Power small appliances, electronics, lights, and medical gear anywhere.
✅ Charges from 0–100% in Just 60 Minutes – Get back to full power fast with X-Stream AC charging.
✅ Expandable Battery System – Modular design lets you upgrade to even more capacity later.
✅ LiFePO4 Battery = 10 Years of Use – Safer, longer-lasting, and ready for over 3,000 full charge cycles.
✅ Quiet Operation (<30 dB) – Ideal for indoor use, RVs, and overnight backup.
✅ Wi-Fi + Bluetooth App Control – Monitor and control usage, charge status, and power flow from your phone.
✅ Solar-Ready (Up to 220W Input) – Recharge with the sun for true energy independence.

🔗 Why Dead End Survival Recommends It

The River 3 Max is the perfect power station for users who need more juice without sacrificing mobility. It’s a best-in-class choice for families, adventurers, and small business owners who can’t afford to be left in the dark.

💡 Best For:

• Emergency Backup for Homes or Apartments

• Off-Grid Travel, Camping & Van Life

• Power Tools, Routers, CPAPs, and Drones

• Remote Workstations & Mobile Offices

• Weekend Events, Tailgates, and Photo Shoots

🛒 More Power. Less Worry. Wherever You Go.

Order the EcoFlow River 3 Max today for reliable, fast-charging power you can take anywhere — with fast U.S. shipping and expert gear support from Dead End Survival.

Top-performing home backup power with a pro-grade UPS solution

Your reliable companion through outages or in the wild.

Up to 600W output

RIVER 3 Plus is a beast in the small power station game, cranking out up to 600W of rated power. Its X-Boost technology can continuously handle 1200W heating devices without breaking a sweat, keeping 90% of home appliances running smoothly. With an additional built-in light, you'll never get left in the dark.

<10 ms pro-grade auto-switch

Seamless home office and gaming experience

The RIVER 3 Plus provides premium protection with a <10 ms switchover, safeguarding sensitive equipment for home office and gaming experiences against sudden power loss

Safeguard for work and play

Equipped with a 286Wh capacity and 600W output, RIVER 3 Plus can power a 3W Wi-Fi router for up to 35 hours. Plus, it can run pretty much any office appliance, including 600W computers for at least 21 minutes, allowing a safe shutdown and completion of ongoing tasks.

Smart outage alert

Stay alert during power outages with the RIVER 3 Plus, equipped with an LED, app, and software alerts. Its PC and NAS-compatible data interface, along with the EcoFlow software, notifies you and automatically saves data for you when the battery is low.

UPS-friendly design

With two rear AC outlets, conceal your device cables. Plus, monitor UPS in real time on the upgraded screen.

RIVER 3 Plus vs traditional UPS

Up to 2× light and network runtime

Easily handle power outages and extend outdoor stays

With groundbreaking X-GaNPower technology, the RIVER 3 Plus revolutionizes the industry with compact, quiet batteries designed for extended runtimes in small electronics. Leveraging GaN's superior energy efficiency, the RIVER 3 Plus delivers up to twice the operating time for light-wattage appliances, redefining portable power performance.

Extremely compact and lightweight

Handy, convenient on-the-go power

RIVER 3 Plus minimizes heat loss, requires less cooling space, and supports a compact design. It easily fits into small spaces like closets, a minivan, or a bag for easy storage and portability.

< 30 db whisper quiet for 24/7 backup

Quiet backup for peace day and night

With X-GanPower technology, from enhanced heat dissipation, RIVER 3 Plus operates on a library-like silence level, with a volume of less than 30 dB at a distance of 1.5 ft.² You'll have peace day and night guaranteed, even when it's running nonstop.

Expandable up to 858Wh with a wire-free connection

Adjust capacity for growing energy needs

Level up your power with RIVER 3 Plus with an Extra Battery. RIVER 3 Plus can handle either the EB300 (286Wh) or the EB600 (572Wh), Just stack them to get up to 858Wh of pure energy.

4 charging options, safely charge 0-100% in 1 hr

Quickly prepare for power outages and outdoor trips

AC charging

Solar Charging

Car charging

Generator charging

RIVER 3 Plus fast-charges in 1 hour with X-Stream, no battery damage with vehicle-grade cells and trickle charge technology.

Waterproof, fireproof, and drop-resistant

With IP54 battery protection, water damage is minimized. Its robust fire-retardant shell survives rough conditions. Even after a 3 ft (1.5 m) fall, RIVER 3 Plus won't get damaged.

LiFePO4 cells, 10-year lifespan

RIVER 3 Plus has a lifespan of 3000 charging cycles. That's around 10 years of everyday use before its capacity drops to 80%.

X-Guard battery protection technology

Featuring an advanced algorithm for cloud-based battery monitoring with 40+ safety measures, RIVER 3 Plus protects against various current, voltage, temperature, and circuit risks.

Upgraded smart control

Convenient, intelligent, customized power control

Product Details

What's in the box