DELTA 3 Max

Powerful Portable Energy for Home and Beyond
The EcoFlow DELTA 3 Max is a high-capacity portable power station designed to provide dependable electricity wherever it is needed. With a 2,048Wh battery capacity, 2,400W AC output and 4,800W surge capability, it provides substantial power for everyday appliances, electronic equipment, mobile working, outdoor activities and emergency backup. Its combination of high output, flexible charging and intelligent power management makes it a versatile alternative to conventional mains power when reliable electricity is not readily available.

Designed in a black and grey finish, the DELTA 3 Max measures 494mm x 239mm x 305mm and weighs approximately 20.3kg. Despite its substantial energy capacity and high power output, its relatively compact design makes it practical for use around the home, in a garage, office, caravan or outdoor environment.

2,048Wh Capacity with 2,400W AC Output
The DELTA 3 Max combines a 2,048Wh battery with a 2,400W maximum AC output, providing enough power for a wide range of household and professional equipment. Four AC outlets allow multiple devices to be connected simultaneously, while the 4,800W surge output provides additional headroom for appliances and equipment that require a higher amount of power when starting up.

EcoFlow's X-Boost technology further increases the flexibility of the DELTA 3 Max by allowing compatible devices requiring up to 3,200W to be powered. This makes the power station suitable for more demanding appliances and equipment that would exceed its standard continuous AC output. The system delivers a pure sine wave output, making it appropriate for powering a broad range of sensitive electronic equipment as well as everyday appliances.

Flexible Power for Everyday Appliances
The DELTA 3 Max is designed to provide power across a variety of environments and applications. At home, it can provide backup electricity for essential appliances and electronics during an interruption to the mains supply. Away from the home, its substantial battery capacity makes it suitable for camping, caravanning, mobile working and other situations where access to a conventional electrical socket is limited.

Its 2,400W output also provides sufficient capacity for many higher-powered appliances, giving users greater freedom to operate equipment without relying on a fixed mains connection. The combination of multiple AC outlets and dedicated USB and DC connections means that larger appliances and smaller personal electronics can be powered from the same unit.

Long-Lasting LFP Battery Technology
The DELTA 3 Max uses lithium iron phosphate, or LFP, battery chemistry. LFP technology is well suited to portable power applications because of its combination of durability, stability and long-term reliability. EcoFlow's battery system is designed to provide dependable energy storage while its intelligent battery management system continuously monitors the battery to help protect against potential issues during operation and charging.

The power station is designed for operation across a range of conditions, with a specified discharge temperature range of -10°C to 45°C and a charging temperature range of 0°C to 45°C. It can also be operated at altitudes of up to 3,000 metres, providing flexibility for both domestic and outdoor applications.

Rapid AC Charging
The DELTA 3 Max supports high-speed AC charging at up to 2,300W, allowing its 2,048Wh battery to be replenished quickly. EcoFlow specifies a full 0 to 100% charge time of approximately 68 minutes under the stated conditions, with 0 to 80% achievable in around 51 minutes according to the product datasheet. This makes it practical for users who need to restore a significant amount of stored energy without a lengthy charging period.

The system also supports multiple charging methods, allowing it to be replenished from conventional mains electricity, solar panels, a vehicle alternator, a compatible generator or a vehicle power socket. This flexibility makes the DELTA 3 Max particularly suitable for applications where charging opportunities can vary from one location to another.

Solar Charging for Off-Grid Power
Solar charging allows the DELTA 3 Max to operate as part of an off-grid power system. It supports up to 500W of solar input, allowing compatible solar panels to replenish the battery using energy generated from sunlight. This provides a practical option for camping, caravanning, remote working and other applications where mains electricity is unavailable.

Solar charging can also reduce reliance on conventional electricity sources, allowing stored energy to be replenished while the unit is being used away from the mains. For extended outdoor use, this gives the DELTA 3 Max greater independence and helps make its 2,048Wh battery capacity more useful over longer periods.

Multiple Charging Options
In addition to AC and solar charging, the DELTA 3 Max supports up to 500W of alternator charging through its XT60 port. This allows compatible vehicle charging equipment to replenish the power station while travelling. Generator charging is supported at up to 2,400W, providing another option when mains electricity and solar generation are not available. A dedicated car charging input also supports 12V and 24V systems at up to 8A.

Having several charging options means the DELTA 3 Max can be incorporated into different power setups. It can be charged at home before a trip, replenished through solar panels while outdoors, charged from a vehicle while travelling or connected to a generator when additional power is required.

Comprehensive Connectivity
The DELTA 3 Max provides nine output ports, giving users a variety of options for powering different types of equipment. Alongside its four AC outlets, the power station features USB-A and USB-C connections for modern portable electronics. Its USB-A output provides up to 18W, while the USB-C configuration includes one port capable of up to 100W and two additional USB-C ports with a combined maximum output of 30W.

A dedicated 12V DC output is also provided, delivering up to 126W through a 12.6V, 10A car power output. This makes the DELTA 3 Max suitable for compatible automotive, camping and recreational equipment, while its range of USB connections allows devices such as smartphones, tablets and laptops to be charged directly without requiring a separate mains charger.

UPS Backup for Essential Electronics
The DELTA 3 Max can also function as an uninterruptible power supply, with a 10ms automatic transfer time when mains power is interrupted. This allows connected equipment to continue receiving power during a mains failure, making the unit useful for protecting and maintaining essential electronics such as networking equipment, communications devices and other household technology.

For home backup applications, this can provide an additional layer of reassurance during short power interruptions. Rather than relying solely on the mains supply, compatible equipment can remain connected to the DELTA 3 Max and automatically draw from its internal battery when required.

EcoFlow App Control
Wi-Fi and Bluetooth connectivity allow the DELTA 3 Max to connect to the EcoFlow app, providing users with convenient access to information and control functions. The app can be used to monitor battery status and power usage, helping users understand how much energy is available and how connected equipment is consuming it.

Remote monitoring is particularly useful when the DELTA 3 Max is being used as a home backup system or positioned somewhere that is not immediately accessible. Instead of needing to check the power station directly, users can monitor its status through the connected app.

Quiet Operation
Despite its high power capability, the DELTA 3 Max is designed to operate quietly under specified charging and discharging conditions. EcoFlow rates the unit at up to 25dB when operating at 600W, measured from a distance of 0.5 metres at an ambient temperature of 25°C. This makes it suitable for environments where excessive operating noise would be undesirable, including home offices, living spaces and other quieter surroundings.

Portable Power for Home and Away
With its 20.3kg weight and compact 494mm x 239mm x 305mm dimensions, the DELTA 3 Max balances substantial energy storage with portability. Its black and grey exterior is designed for practical use across a variety of settings, from the home and garage to outdoor environments, caravans and mobile workspaces.

The DELTA 3 Max is therefore suited to users who require more than a small portable battery but do not want to rely on a permanently installed energy storage system. Its combination of 2,048Wh capacity, 2,400W AC output and multiple charging methods gives it the flexibility to act as both a portable power source and a dependable backup system.

Reliable Power Wherever It Is Needed
The EcoFlow DELTA 3 Max brings together substantial energy storage, high AC output, rapid charging and versatile connectivity in a portable format. Its 2,048Wh LFP battery provides a sizeable reserve of stored energy, while 2,400W continuous output, 4,800W surge capacity and X-Boost support up to 3,200W allow it to handle a wide range of appliances and electronic equipment.

With AC, solar, alternator, generator and car charging options, the DELTA 3 Max can adapt to both domestic and mobile power requirements. Its 10ms UPS capability, Wi-Fi and Bluetooth connectivity, EcoFlow app support and quiet operation further enhance its suitability as a modern backup and portable energy solution. Whether used to provide reassurance during a power cut, support an outdoor adventure or deliver electricity away from the mains, the DELTA 3 Max offers a versatile and dependable source of portable power.