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Upgrade your energy game with the EcoFlow RIVER 3 Plus Smart Extra Battery. Designed to enhance the functionality of your RIVER 3 Plus Power Station, this versatile accessory lets you expand your capacity and tailor your energy solution to fit your lifestyle. Whether you're adventuring off-grid, working remotely, or bolstering your home’s emergency power setup, the RIVER 3 Plus Smart Extra Battery ensures you're always powered and prepared.
Choose between two capacity options:
Stack these batteries to achieve up to 858Wh of additional capacity, giving you the flexibility to meet any energy demand. Lightweight, durable, and packed with innovative features, this smart battery seamlessly integrates with your RIVER 3 Plus Power Station to deliver the ultimate in portable, reliable power.
Whether you're prepping for your next outdoor excursion or ensuring your home’s energy resilience, the EcoFlow RIVER 3 Plus Smart Extra Battery is the perfect companion for flexible, scalable, and portable power solutions.
Expandable Capacity Options
Choose between the Extra Battery 300 (286Wh) or Extra Battery 600 (572Wh) to increase the total capacity of your RIVER 3 Plus to either 886Wh or 1172Wh, providing more energy for extended use.
Smart Integration
Seamlessly connects to the RIVER 3 Plus, synchronizing with its advanced Battery Management System (BMS) for optimized performance, safety, and reliability.
Compact and Portable
Both battery options are lightweight and designed for portability, making it easy to bring extra power wherever your adventures take you.
Easy Attachment
Securely attaches to the RIVER 3 Plus with minimal effort, allowing for quick and hassle-free installation.
Durable and Weather-Resistant Design
Constructed with premium materials to withstand outdoor environments and frequent use, ensuring long-lasting durability.
Everything you need is included with your product.
| Specification | Details |
| Capacity | 286Wh |
| Dimensions | 9.2 x 8.8 x 4.3 in |
| Net Weight | 9.2 x 8.8 x 4.3 in |
| Battery Chemistry | LiFePO4, 3000 cycles to 80% capacity |
| USB-C Output | 1 port, 5V/9V/12V/15V⎓3A Max, 20V/28V⎓5A Max, 140W Max |
| USB-C Input | 5V/9V/12V/15V⎓3A Max, 20V/28V⎓5A Max, 140W Max |
| Specification | Details |
| Capacity | 572Wh |
| Dimensions | 9.2 x 8.8 x 6.2 in |
| Net Weight | 12.8 lb> |
| Battery Chemistry | LiFePO4, 3000 cycles to 80% capacity |
| USB-C Output | 1 port, 5V/9V/12V/15V⎓3A Max, 20V/28V⎓5A Max, 140W Max |
| USB-C Input | 5V/9V/12V/15V⎓3A Max, 20V/28V⎓5A Max, 140W Max |
The Smart Extra Battery securely attaches to the base of the RIVER 3 Plus using the included connection cables, ensuring seamless integration and ease of use.
Yes, adding the extra battery increases the total capacity, which will extend the recharge time when using AC, solar, or car charging. For example, the EB600 will take longer to recharge compared to the EB300.
Yes, both the EB300 and EB600 are lightweight and compact, designed for portability. They are also built with high-quality materials to withstand outdoor use and frequent handling.
No, the Smart Extra Battery is designed to work exclusively as an accessory for the EcoFlow RIVER 3 Plus and cannot function as a standalone power source.
No, the RIVER 3 Plus Smart Extra Battery is specifically designed for the RIVER 3 Plus and is not compatible with other EcoFlow models.
Yes, both the EB300 and EB600 feature an LED status display, providing real-time information on battery levels and performance.
