EcoFlow River 3 Max Portable Power Station (074638)

The EcoFlow River 3 Max is a portable power station that combines the EcoFlow RIVER 3 Plus unit with an extra battery, delivering a total capacity of 572 Wh. With an output of up to 600 W (or up to 1200 W in X-Boost mode), it can power a wide range of devices. The use of next-generation GaN (gallium nitride) semiconductors ensures excellent energy efficiency and lower heat loss. Its lightweight, durable design makes it perfect for travel, and it features a UPS function that switches to backup power in less than 10 ms.

Reliable Power for Essential Devices

• Delivers up to 600 W of output power (1200 W with X-Boost), suitable for most everyday devices such as smartphones, laptops, lamps, and portable fridges.

Advanced GaN Technology

• Utilizes innovative GaN semiconductors for better efficiency and thermal management compared to traditional silicon-based devices.

• Maintains compact size and quiet operation (about 30 dB, similar to a whisper or ticking clock), making it ideal for nighttime use.

Multiple Output Ports

• Three AC outlets (230 V, 600 W, or 1200 W with X-Boost)

• Two USB-A ports (total 24 W)

• One USB-C port (100 W)

• One USB-C port (140 W)

• One car outlet (12.6 V, 126 W)

• Easily charge and power multiple devices simultaneously.

Emergency UPS Backup

• Features a UPS function that switches to backup power in under 10 ms, ensuring uninterrupted operation for devices like fridges or computers.

• Can notify a NAS server or PC when the battery is low, allowing safe data saving and shutdown-ideal for home offices.

Flexible Charging Options

• Charge via AC outlet in about 1.5 hours.

• Compatible with power generators (also about 1.5 hours).

• Supports solar panels up to 220 W, as well as car charging and USB-C charging.

• Multiple charging options make it easy to prepare for use in any situation.

Long-Lasting and Durable

• Equipped with a LiFePO4 battery for up to 3000 charge cycles (to 80% capacity), offering up to 10 years of use.

• X-Guard technology provides protection against overcharging, short circuits, surges, and other hazards.

• Battery is IP54 rated for water and dust resistance, and the station is drop-resistant up to 1.5 meters.

Convenient Operation

• Compatible with the EcoFlow app for remote monitoring and control via Wi-Fi and Bluetooth.

• Built-in color display provides easy access to key information such as charge level, output power, and remaining runtime.

• Receive notifications about power outages and device status.

Large Capacity, Portable Design

• 572 Wh capacity powers essential devices for extended periods.

• Weighs only about 8 kg and measures 234 x 224 x 255 mm, making it easy to carry for camping, RV trips, or outdoor use.

Included in the Box

• RIVER 3 Max Power Station

• AC charging cable

• Car charging cable

• USB-B to USB-A UPS cable

• Quick start guide

Technical Specifications

General

• Manufacturer: EcoFlow

• Model: RIVER 3 Max

• Capacity: 572 Wh / 179,200 mAh

• Dimensions: 234 x 224 x 255 mm

• Weight: 8 kg

Battery

• Type: LFP (LiFePO4)

• Lifespan: Approx. 3000 cycles (to 80% capacity)

Outputs

• AC: 3 x 230 V ~50 Hz, 600 W max (up to 1200 W with X-Boost)

• USB-A: 2 x 5 V = 2.4 A, 12 W per port, 24 W total

• USB-C: 1 x 100 W (5/9/12/15 V = 3 A max, 20 V = 5 A max), 1 x 140 W (5/9/12/15 V = 3 A max, 20/28 V = 5 A max)

• Car output: 1 x 12.6 V, 10 A, 126 W max

Inputs

• AC charging: 200-240 V, 3 A max, 50/60 Hz, 650 W, 0-100% in about 1.5 hours

• Solar charging: 11-55 V, 13 A, 220 W max, 0-100% in about 3.2 hours (varies with panel wattage)

• Car charging: 11-55 V, 8 A max, 220 W max, 0-100% in about 6.5 hours

• Generator charging: 200-240 V, 3 A max, 50/60 Hz, 650 W, 0-100% in about 1.5 hours

• USB-C charging: 5/9/12/15 V = 3 A max, 20/28 V = 5 A max, 140 W max, 0-100% in about 7 hours

Other

• UPS: < 10 ms

• Extra battery: B300 (286 Wh)

• App: EcoFlow, via Wi-Fi and Bluetooth

• Noise level: About 30 dB

• Battery IP rating: IP54 (battery only, the station itself is not waterproof)

Operating Conditions

• Optimal operating temperature: 20°C to 30°C

• Charging temperature: 0°C to 45°C

• Discharge temperature: -10°C to 45°C

• Storage temperature: 20°C to 30°C

• Operating altitude: ≤ 2000 m

The EcoFlow River 3 Max offers powerful, flexible, and portable energy for a wide range of applications, making it ideal for home backup, travel, and outdoor adventures.