3,000 W AC (6,000 W surge) output powers heavy-duty appliances, from fridges to drills, without interruptions.
2,048 Wh battery (expandable to ~10 kWh) offers long-lasting energy for off-grid living or extended blackouts.
<10 ms UPS switchover keeps sensitive electronics running seamlessly during power outages.
5-way fast charging (wall, solar, generator, alternator, dual solar + alternator) recharges to 80 % in under an hour.
Durable automotive-grade LFP battery + intelligent BMS ensure up to 10 years’ reliable performance.
Product description
The EcoFlow DELTA 3 Max Plus is a high capacity portable power station designed for dependable home backup, off grid applications and mobile work environments. It features a 2,048 Wh lithium iron phosphate battery that provides long cycle life, strong safety performance and consistent output. Paired with a 3,000 W pure sine wave inverter, with surge capacity up to 6,000 W, the unit can power heavy appliances such as fridges, microwaves, kettles and power tools with ease.
Its wide range of output ports includes AC sockets, USB C, USB A and 12 V automotive style connections, allowing the DELTA 3 Max Plus to support everything from laptops and phones to camping equipment and job site hardware. This versatility makes it suitable for emergency home use as well as outdoor and professional scenarios.
The system supports multiple recharging methods including standard wall charging, solar panels, generators, alternators and dual source combinations. This flexibility ensures reliable recharging whether you are at home during an outage or travelling in remote areas. Fast charging capability helps reduce downtime, allowing the unit to replenish its energy reserves quickly.
The DELTA 3 Max Plus can link with expansion batteries to create a system with up to around 10 kWh of total storage. This extended capacity is ideal for longer off grid stays or for homeowners who want a more resilient backup arrangement during prolonged blackouts.
A smart battery management system provides continuous monitoring and protection, managing temperature, voltage and current for safe and efficient operation. The durable build and impact resistant casing help the device withstand demanding conditions, increasing its suitability for both domestic and outdoor environments.
Specifications
Battery and Power System
Battery capacity, 2,048 Wh LiFePO4
Expandable capacity, up to approximately 10 kWh with compatible extra batteries
Battery chemistry, full tab lithium iron phosphate with advanced battery management system
AC output, 3,000 W continuous
AC surge output, 6,000 W peak
AC voltage (AU model), 240 V
Pure sine wave output for safe appliance compatibility
Cycle life, long life LFP chemistry designed for extended daily use
Outputs and Ports
AC outlets, four 240 V AC sockets (AU)
USB C outputs, one 140 W high output port, plus two 45 W ports
USB A outputs, standard charging plus fast charge support
12 V DC outputs, car cigarette lighter style port and Anderson style DC outlet
Total outlets, 10 output ports supporting household devices, electronics and 12 V systems
Charging Inputs
AC charging input, up to 1,800 W for rapid recharge
Solar charging input, up to 1,000 W via MC4 compatible solar panels
Extra battery port, supports stackable expansion batteries
Vehicle charging and generator charging supported
Dual source charging supported, combining AC and solar for faster replenishment
UPS and Power Management
UPS mode with under 10 ms switchover time
Output priority mode for managing loads intelligently
Real time monitoring of power consumption, temperature and charge status
Physical Specifications
Dimensions, 494 × 242 × 305 mm
Weight, approximately 22.1 kg
Noise level, as low as 25 dB for quiet operation
Operating temperature range, roughly 0 to 45 °C
Storage temperature range, typically recommended from minus 10 to 45 °C
Humidity tolerance, 20 to 95 percent non condensing
Smart Features
Wi Fi and Bluetooth connectivity
App control for settings, charge management and firmware updates
Over voltage, over current, short circuit and temperature protections
Rugged housing designed to withstand minor bumps and outdoor use
