EcoFlow WAVE 3 Add-On Battery 1024Wh LFP

At a Glance

• 1024Wh battery capacity
• 51.2V, 20Ah battery system
• Long-life LFP / LiFePO₄ battery chemistry
• 4,000 cycles to 80%+ battery capacity
• Provides up to 8 hours of WAVE 3 runtime in Eco Mode under optimal conditions
• Maximum input power of 1000W
• Up to 400W solar charging
• Supports vehicle charging
• Compatible with EcoFlow Alternator Charger solutions
• 858W maximum output
• 140W USB-C output
• 18W USB-A output
• IP65 water and dust resistance
• Detachable design for easier transport and storage
• Approximately 9.7kg
• Add-On Battery Cable included
• Car Charging Cable included

Short Description

The EcoFlow WAVE 3 Add-On Battery is a 1024Wh LFP battery designed to provide cordless power for the EcoFlow WAVE 3 while also supporting solar, vehicle and compatible EcoFlow charging options.

Why Choose This EcoFlow

The WAVE 3 Add-On Battery turns the EcoFlow WAVE 3 into a truly portable cooling and heating system without requiring continuous mains power.

Its 1024Wh LFP battery can provide up to 8 hours of WAVE 3 operation in Eco Mode under optimal conditions, making it ideal for camping, overlanding, caravans, RVs and other off-grid applications.

Long-life LFP battery chemistry is rated to retain at least 80% capacity after 4,000 charging cycles.

Unlike the older WAVE 2 Add-On Battery, the WAVE 3 Add-On Battery also supports direct solar charging through its XT60 input.

USB-A and high-power USB-C outputs allow the battery to charge compatible electronic devices even when it is not powering the WAVE 3.

Best For

• EcoFlow WAVE 3 cordless operation
• Camping
• Overlanding
• Caravans and RVs
• Camper vans
• Tents
• Off-grid cooling
• Off-grid heating
• Road trips
• Outdoor living
• Vehicle-based travel
• Emergency portable climate control
• Solar-powered WAVE 3 setups
• Users wanting longer cordless WAVE 3 runtime

Product Description

The EcoFlow WAVE 3 Add-On Battery is a 1024Wh detachable LFP battery designed to provide portable power for the EcoFlow WAVE 3 Portable Air Conditioner.

When connected to the WAVE 3, the battery provides approximately 2 to 8 hours of cordless cooling or heating depending on operating mode and conditions.

In Eco Mode under optimal conditions, runtime can reach up to approximately 8 hours.

The battery uses LiFePO₄ / LFP chemistry and is rated to retain at least 80% of its original capacity after 4,000 charge cycles.

Charging options include solar, vehicle charging, compatible EcoFlow portable power stations and EcoFlow Alternator Charger solutions.

The battery supports up to 400W solar input through its XT60 charging port and can recharge in approximately 3 hours under suitable 400W solar conditions.

When charged through the WAVE 3 using suitable AC input, a full recharge takes approximately 2 hours.

Combined AC and solar charging can fully recharge the battery in as fast as approximately 75 minutes under suitable conditions.

The WAVE 3 Add-On Battery also includes an 18W USB-A port and a high-power USB-C port capable of up to 140W output for compatible devices.

Key Features

• 1024Wh Capacity: Provides substantial portable battery storage for cordless WAVE 3 operation.
• LFP Battery Chemistry: Uses long-life lithium iron phosphate battery cells.
• 4,000-Cycle Life: Retains at least 80% battery capacity after approximately 4,000 charging cycles.
• Up to 8 Hours Runtime: Supports extended WAVE 3 use in Eco Mode under optimal conditions.
• 400W Solar Input: Supports direct solar charging through the XT60 input.
• Fast Combined Charging: AC plus solar charging can fully recharge the battery in as fast as approximately 75 minutes.
• Vehicle Charging: Supports compatible 12V and 24V vehicle charging.
• Alternator Charging: Supports compatible EcoFlow Alternator Charger solutions.
• 858W Maximum Output: Supplies high-power DC output for compatible operation.
• 140W USB-C Output: Charges compatible laptops and other USB-C devices.
• 18W USB-A Output: Provides convenient charging for compatible mobile devices.
• IP65 Rated: Provides dust and water-splash resistance for portable outdoor use.
• Detachable Design: Easy to remove from the WAVE 3 for transport or storage.
• Compact Storage: Can be carried separately or stowed away when not required.

Specifications

Charging

The WAVE 3 Add-On Battery supports multiple charging options.

AC Charging

When connected through the WAVE 3 using suitable AC power:

• Up to 700W charging
• Approximately 2 hours to full charge

AC + Solar Charging

Using compatible AC and solar charging together:

• Up to 1000W combined input
• As fast as approximately 75 minutes to full charge

Solar Charging

• XT60 charging port
• 11–60V input
• 13A maximum
• Up to 400W solar input
• Approximately 3 hours with suitable 400W solar charging under favourable conditions

Vehicle Charging

• 12V/24V supported
• 8A maximum
• Up to 200W input

Typical vehicle charging times vary according to the vehicle voltage and available charging power.

EcoFlow Alternator Charger

The battery can also be recharged using a compatible EcoFlow Alternator Charger setup.

Charging performance will depend on the charger, available vehicle power and operating conditions.

Compatibility

Compatible With

• EcoFlow WAVE 3 Portable Air Conditioner

The WAVE 3 Add-On Battery is designed as the dedicated LFP battery solution for the WAVE 3.

It connects through the compatible Add-On Battery connection and provides portable cordless operation.

Charging Compatibility

The battery can be charged using:

• WAVE 3 with suitable AC power
• Compatible solar panels through XT60
• Compatible vehicle charging
• Compatible EcoFlow portable power stations through XT150
• Compatible EcoFlow Alternator Charger solutions

Important

Always use the correct EcoFlow connection cable and ensure the connected charging source remains within the battery's published voltage, current and power limits.

WAVE 3 Runtime

When connected to the EcoFlow WAVE 3, runtime is approximately:

2 to 8 hours

Up to approximately 8 hours is achievable in Eco Mode under optimal conditions.

Actual runtime will vary depending on:

• Cooling or heating mode
• Target temperature
• Fan speed
• Eco Mode
• Outdoor temperature
• Size of the area
• Insulation
• Direct sunlight
• Door and window openings
• Battery state of charge
• Operating demand

USB Device Charging

The WAVE 3 Add-On Battery can also charge compatible electronic devices directly.

USB-A

Up to 18W

USB-C

Up to 140W

This allows compatible laptops, phones, tablets and other USB-powered devices to be charged directly from the battery.

Outdoor Use

The WAVE 3 Add-On Battery carries an:

IP65 Water & Dust Resistance Rating

This provides protection against dust and water splashes within the limits of the rating.

The battery should not be submerged or treated as fully waterproof.

What’s in the Box

• 1 × EcoFlow WAVE 3 Add-On Battery
• 1 × Add-On Battery Cable
• 1 × Car Charging Cable
• 1 × Safety Instructions
• 1 × Quick Start Guide
• 1 × Warranty Card

Warranty

EcoFlow Limited Warranty

Sustainability

The WAVE 3 Add-On Battery uses long-life LFP battery chemistry rated to retain at least 80% capacity after 4,000 charge cycles.

It also supports renewable solar charging with up to 400W solar input.