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EcoFlow RIVER 3 Plus 286Wh Smart Extra Battery: Expandable Power Module
The EcoFlow RIVER 3 Plus Smart Extra Battery is a compact expansion module that increases the capacity of your EcoFlow RIVER 3 Portable Power Station. Adding an extra 286Wh of LiFePO₄ battery power, it extends runtime for all your essential devices, from cameras and laptops to small appliances, making it perfect for outdoor use, travel, and emergency backup.
Featuring a smart plug-and-play connection, the RIVER 3 Plus Smart Extra Battery integrates seamlessly with the main power station for automatic charge and discharge management. Designed with long-life battery chemistry and durable construction, it provides reliable portable energy wherever you need it most.
Key Features
Expandable Capacity: Adds 286Wh to the EcoFlow RIVER 3 system for extended runtime.
LiFePO₄ Battery: Safe, long-lasting chemistry with over 3,000 charge cycles.
Plug-and-Play Design: Simple connection with automatic control and smart monitoring.
Compact & Lightweight: Easy to carry, store, and transport for mobile energy use.
Durable Build: Rugged housing designed for outdoor and travel applications.
Maintenance-Free: Fully sealed system for reliable long-term performance.
Applications
Expanding EcoFlow RIVER 3 power capacity
Camping and outdoor adventures
Home and emergency backup systems
Off-grid and mobile workstation setups
Travel and professional field use
Technical Specifications
Brand: EcoFlow
Model: RIVER 3 Plus Smart Extra Battery
Nominal Voltage: 12.8V
Battery Capacity: 286Wh (22.4Ah)
Cell Chemistry: LiFePO₄ (Lithium Iron Phosphate)
Cycle Life: Up to 3,000 cycles to 80% capacity
Connection Type: Expansion cable to EcoFlow RIVER 3 main unit
Operating Temperature: -10°C to +45°C
Storage Temperature: -20°C to +60°C
Weight: 2.4 kg (approx.)
Dimensions (L × W × H): 245 × 147 × 157 mm
Protection: Over-voltage, short-circuit, over-temperature, and low-voltage protection
Warranty: 3 Years
Why Choose the EcoFlow RIVER 3 Plus Smart Extra Battery?
The EcoFlow RIVER 3 Plus Smart Extra Battery expands your power capacity with efficient LiFePO₄ energy storage and intelligent control. Whether for camping, emergency backup, or professional use, it’s the ideal upgrade to keep your RIVER 3 system running longer and more reliably, ensuring you always have power when and where you need it.
Battery Capacity:
286Wh
Model:
EB300 RIVER 3 Plus Smart Extra Battery
Brand:
EcoFlow
Dimensions:
245 x 147 x 157 mm
Weight (kg):
2.4
Charge Temperature:
0°C to 45°C
Discharge Temperature:
-10°C to 45°C
Capacity:
286Wh
Cycle Life:
Up to 3,000 cycles to 80% capacity
Management Systems:
Smart Battery Management System (BMS) with over-voltage, short-circuit, and thermal protection
Full Recharge Time:
Approx. 1 hour (when connected to RIVER 3 main unit)
Charge Method:
Connects via expansion cable to EcoFlow RIVER 3 main unit
