EcoFlow RIVER 3 Plus Smart Extra Battery EB300 (286Wh)

EcoFlow RIVER 3 Plus Smart Extra Battery EB300

Expand your energy storage with the EcoFlow RIVER 3 Plus Smart Extra Battery EB300. Designed for use with the compatible RIVER 3 Plus power station, it adds 286Wh of capacity and increases the combined system capacity to 572Wh. Its direct pogo-pin connection makes installation quick and simple, while the built-in 140W USB-C port allows you to charge compatible devices or recharge the battery independently when you're on the go.

Key Benefits

• Add 286Wh of extra energy storage to the RIVER 3 Plus.
• Increase total system capacity to 572Wh when connected to the compatible power station.
• Use the built-in USB-C port with output of up to 140W for compatible devices.
• Connect directly without additional cables or screws.
• Benefit from LFP battery chemistry designed for long-term use.
• IP65-rated protection against dust and water jets under specified test conditions.
• Built-in monitoring and multiple protection features help support safe operation.

Technical Specifications

Product Features

Expand Your Energy Storage

Add 286Wh of extra capacity to your RIVER 3 Plus for a combined capacity of 572Wh. The additional energy can help power compatible devices for longer during outdoor activities, camping trips, and power outages. Actual runtime depends on the connected device and its power consumption.

Independent USB-C Use

The EB300 can be used independently to charge compatible devices through its built-in USB-C port, with output of up to 140W. The port can also recharge the battery when connected to a suitable power source.

Simple Direct Connection

The pogo-pin connection allows the extra battery to attach directly to the RIVER 3 Plus without additional cables or screws, making it convenient to expand the system's energy storage.

Long-Life LFP Battery Chemistry

The battery uses lithium iron phosphate (LFP) chemistry, which is commonly used in energy storage systems designed for repeated charging and long service life. The product description states that the battery is designed for years of daily use.

Designed for Outdoor Reliability

The IP65 rating provides protection against dust and water jets under specified test conditions. The supplied product description also states that the casing is designed to withstand high temperatures and that the battery has been drop-tested from up to approximately one metre. IP65 does not mean the battery can be submerged in water.

Flexible Charging Options

Recharge the EB300 directly through its USB-C port, or connect it to the RIVER 3 Plus to use charging sources supported by the power station, including AC power, solar energy, or vehicle charging with compatible equipment.

What's in the Box

• EcoFlow RIVER 3 Plus Smart Extra Battery EB300, 286Wh.
• Quick Start Guide.
• 5-year service, according to the supplied product information.

Frequently Asked Questions

Is the EB300 compatible with the RIVER 3 Plus?

Yes. It is designed to expand the energy storage capacity of the EcoFlow RIVER 3 Plus power station.

What is the combined capacity when connected?

The combined system capacity is 572Wh when the 286Wh extra battery is connected to the compatible RIVER 3 Plus.

Can the EB300 be used on its own?

Yes. It can charge compatible devices independently through its built-in USB-C port, with output of up to 140W.

Is the battery suitable for outdoor use?

Its IP65 rating provides protection against dust and water jets under specified conditions. Avoid submerging the battery and follow the manufacturer's instructions.

How can the EB300 be recharged?

It can be recharged directly through USB-C or through the RIVER 3 Plus using a charging source supported by the power station.