EcoFlow RIVER 3 Plus Smart Extra Battery EB300 – 286 Wh Expandable Power Pack
KSh 28,000.00KSh 32,000.00 (-13%)
EcoFlow RIVER 3 Plus Smart Extra Battery EB300 – 286 Wh Expandable Power Pack
Expand your EcoFlow RIVER 3 Plus with the EB300 Smart Extra Battery – adds 286 Wh capacity (up to 572 Wh when stacked), features a 140 W USB-C input/output, LiFePO₄ battery rated ~3,000 cycles, lightweight (3.5 kg) and perfect for travel or backup use.
| Specification | Value |
|---|---|
| Model | EB300 (EF-RV-E01-1) |
| Capacity | 286 Wh |
| Expandable System Capacity | Up to ~572 Wh when stacked with RIVER 3 Plus base unit |
| Net Weight | Approx. 3.5 kg |
| Dimensions (W × D × H) | 234 × 224 × 110 mm |
| Battery Chemistry | LiFePO₄ (LFP) |
| Cycle Life | ~3,000 cycles to 80% capacity |
| USB-C Output | 1 port — 5 V/9 V/12 V/15 V ⎓ 3A max, 20 V/28 V ⎓ 5A max, up to 140 W |
| USB-C Input | Same specification as output — up to 140 W |
| Connection Method | Clip-on Pogo Pin (stackable with base unit) |
| Warranty | 5 years (as per manufacturer listing) :contentReference[oaicite:7]{index=7} |
EcoFlow RIVER 3 Plus Smart Extra Battery EB300 – 286 Wh Expandable Power Pack
The EcoFlow RIVER 3 Plus Smart Extra Battery (model EB300 / EF-RV-E01-1) is designed to seamlessly expand the capacity of your RIVER 3 Plus portable power station. By stacking the extra battery onto the main unit via the clip-on Pogo-Pin connection, you gain increased runtime without bulky cabling. The EB300 adds 286 Wh of LiFePO₄ battery capacity, boosting total system capability to 572 Wh when paired with the base unit. It also includes a 140 W USB-C port—serving both as input and output—allowing independent use as a power bank. With a lightweight design (~3.5 kg) and robust battery chemistry rated for ~3,000 cycles to 80% capacity, this extra battery is ideal for outdoor trips, emergency backup or extended mobile power needs.
Key Features:
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Expand capacity: Adds 286 Wh to the base RIVER 3 Plus; with the EB600 option, the system can reach up to ~858 Wh.
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Smart clip-on connection via Pogo Pin technology (no cables required) for easy, secure stacking.
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140 W USB-C port serves both charging of the extra battery and output to your devices—adds independent flexibility.
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Uses LiFePO₄ (LFP) battery chemistry with a long lifespan: ~3,000 cycles to 80% capacity and up to ~10 years of use anticipated.
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Lightweight and portable: EB300 weighs approx. 3.5 kg (≈7.7 lb
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