The EcoFlow RIVER 3 Max Portable Power Station is a modular power station that packages the EcoFlow RIVER 3 Plus alongside the EB300 Smart Extra Battery. This stackable setup allows users to run it in a slim profile or attach the modular expansion pack to double the available capacity.
Key Specifications
• Battery Capacity: 572 Wh baseline (comprising 286Wh base unit + 286Wh extra battery). It can be expanded up to 858 Wh using the larger EB600 battery module via wire-free Pogo Pin connection.
• Battery Chemistry: LiFePO4 (LFP) with 3,000+ cycles to 80% capacity (approx. 10-year lifespan).
• AC Output: 600W continuous (Pure Sine Wave) with X-Boost technology pushing up to 1,200W for resistive home appliances.
• Surge Output: 1,200W peak.