EcoFlow Delta 3 Max Plus
(4 reviews)
2048Wh and 3000W output to power a whole home in backup: full-tab LFP cells, 10 ms UPS switchover and expansion up to 10 kWh.
- Capacity: 2048 Wh (full-tab LiFePO4)
- Output: 3000W (up to 6000W peak)
- Recharge: 0 to 80% in 47 min (mains)
- Expandable: From 2 to 10 kWh, UPS < 10 ms
- 2048Wh, 3000W, 10 ms UPS
Detailed overview: EcoFlow Delta 3 Max Plus 2048Wh power station
The EcoFlow Delta 3 Max Plus is a 2048 Wh portable power station designed for heavy needs: home backup power, motorhome, worksite or events. It delivers 3000 W of continuous output, with peaks up to 6000 W, letting it simultaneously power almost all of a household's appliances, including the most demanding ones.
Its big novelty is technical: it introduces full-tab LFP cells (with full-width tabs, which reduce internal resistance), paired with an exclusive smart BMS with permanent protection, for better efficiency and increased lifespan (LiFePO4 chemistry, several thousand cycles). In a power cut, its automatic UPS switchover in under 10 ms takes over so quickly that sensitive devices (computers, router, light medical equipment) do not shut down.
On recharging, it offers five fast methods (mains, solar, alternator charger, smart generator and multi-charge) and goes from 0 to 80% in just 47 minutes from the mains. Its capacity expands from 2 to 10 kWh by adding the dedicated Delta 3 Max Plus extra battery (also compatible with the Delta 3 Ultra Plus), and a smart energy management system optimises consumption.
Powerful, scalable and fitted with a near-instant backup switchover, EcoFlow's Delta 3 Max Plus is for anyone who wants to secure their home against outages or hold a large mobile energy reserve, with the reliability of LiFePO4 chemistry.
Full specifications
Detailed characteristics (EAN: 4895251658829)
Battery and capacity
| Rated capacity?Total stored energy in watt-hours. The higher the figure, the longer the runtime. | 2048 Wh |
|---|---|
| Delivered energy, measured?Energy that actually leaves the battery and reaches the devices. Always below the stored energy, as conversion costs heat. Taken from our in-depth review. | 1650 Wh |
| Max capacity (with extensions)?Total capacity reachable by adding extra batteries. | 10240 Wh |
| Expandable capacity?Whether capacity can be increased with add-on batteries. | Yes |
| Removable battery?The main battery can be removed or replaced by the user. | No |
| Battery chemistry?LiFePO4 (LFP) lasts far longer and is safer than NMC. | LFP (LiFePO4) |
| Charge cycles?Number of full charges before capacity drops to the stated threshold. | 4000 cycles (80 %) |
AC output
| Continuous AC power?Power the unit can sustain continuously on its 230 V outlets. | 3000 W |
|---|---|
| Surge power?Brief peak tolerated when starting motor or compressor devices. | 6000 W |
| Boost-mode power?Extended power via a proprietary mode (X-Boost, AmpUp…) by lowering voltage. | 3900 W |
| Inverter type?A pure sine wave is essential for sensitive electronics and motors. | Pure sine wave |
| AC voltage / frequency?Voltage and frequency of the AC output (230 V / 50 Hz in Europe). | 230 V / 50 Hz |
| Number of 230 V AC outlets?Number of mains outlets available on the unit. | 4 |
| RV / TT-30 outlet?Dedicated 30 A outlet for North-American style RVs. | No |
Recharging
| Max AC charging power?Maximum power drawn from a wall socket; higher means faster charging. | 2300 W |
|---|---|
| AC charge 0-80%?Stated time to go from 0 to 80% on mains power. | 47 min |
| Max solar input?Maximum solar power accepted at the input (PV panels). | 1000 W |
| MPPT controllers?Number of independent MPPT solar inputs (yield optimisation). | 2 |
| Vehicle charging (12/24 V)?Can be charged from a vehicle's cigarette-lighter socket. | Yes |
| Pass-through charging?The unit can power devices while charging (pass-through). | Yes |
Ports and connectors
| USB-C ports?Number of USB-C ports and the fastest port's power (laptops, phones). | 3 × 140 W |
|---|---|
| USB-A ports?Number of USB-A ports and maximum power (small devices). | 1 × 18 W |
| 12 V output (car socket)?12 V cigarette-lighter output and its power (coolers, pumps…). | Yes (126 W) |
| Other DC outputs?Additional DC connectors (Anderson, DC5521, XT60…). | Anderson |
Portability
| Weight?Net weight of the unit, battery included. | 22.1 kg |
|---|---|
| Dimensions (L × W × H)?Overall size of the unit in millimetres. | 494 × 242 × 305 mm |
| Form factor?Portable (hand-carried), transportable (heavy), or wheeled. | Transportable |
| Wheels?Built-in wheels for moving the unit. | No |
| Telescopic handle?Retractable handle like a wheeled suitcase. | No |
Safety and environment
| Certifications?Standards and approvals obtained (CE, RoHS, UN38.3, UL…). | CE, RoHS, UN38.3 |
|---|---|
| Discharge temperature?Temperature range in which the unit can deliver power. | -10 to 45 °C |
| Charge temperature?Temperature range in which the unit can be recharged. | 0 to 45 °C |
Backup / UPS
| UPS / EPS mode?Automatic switch to battery on a mains outage (backup). | Yes |
|---|---|
| Switchover time (rated)?Delay before switching to battery; under 20 ms suits a PC or router. | 10 ms |
Noise and thermal
| Noise level (rated)?Manufacturer-stated noise; a quiet room is around 30 dB. | 25 dB(A) |
|---|---|
| Quiet mode?Setting that limits fan noise, often by capping charge power. | No |
| Self-heating battery?Battery pre-heating to allow charging in cold weather. | No |
Display and connectivity
| Display?Type of screen showing power, runtime and alerts. | LCD |
|---|---|
| Bluetooth?Bluetooth link for nearby control. | Yes |
| Wi-Fi?Wi-Fi connection for remote control and monitoring. | Yes |
| Mobile app?iOS / Android app to control the unit. | Yes |
| Local control (no cloud)?Control possible over Bluetooth without an account or internet. | Yes |
| Solar connector?Connector type of the solar input (XT60, Anderson, MC4…). | XT60i |
Availability and warranty
| Market launch?Date the model first became available on the European market. Useful to place its generation: technology moves fast in this segment, and a device several years old may be at the end of its commercial life. | October 2025 |
|---|---|
| Warranty?Length of the manufacturer's warranty. | 5 years |
User manual / Instructions for use
⚡ How long will this power station run a device?
With 2,048 Wh, the EcoFlow Delta 3 Max Plus external battery runs a fridge (50 W) for ~35h or an LED TV (90 W) for ~19h.
| Home | Runtime |
|---|---|
| Refrigerator (50 W) | ~35h |
| Freezer (60 W) | ~29h |
| Portable AC (1000 W) | ~1h45 |
| Kettle (1800 W) | ~60 min |
| Outdoor & workshop | Runtime |
|---|---|
| CPAP machine (40 W) | ~44h |
| Electric cooler (45 W) | ~39h |
| RV fridge (60 W) | ~29h |
| Angle grinder (900 W) | ~1h55 |
Rough estimate: real consumption varies, and very power-hungry appliances (heating elements) must stay below the output power.
What is this power station best for?
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Job site & Tools Ideal
On a fully off-grid site, the Delta 3 Max Plus delivers professional-grade power: its 3000 W (6000 W peak) start and run the hungriest tools, a grinder, circular saw, compressor or a small welding station, and its four outlets feed several stations at once. Its 2048 Wh, expandable to 10 kWh, cover one or more intensive days, and a solar input up to 1000 W recharges on site in good weather. Its full-tab LFP cells and pure sine wave protect the machines’ electronics for intensive use. Its very quiet operation (25 dB) is welcome indoors or in inhabited areas where a fuel generator would be banned. At 22.1 kg, it stays transportable from point to point.
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Home & Power cuts Ideal
With 2048 Wh and 3000 W, the Delta 3 Max Plus secures an entire home during an outage: fridge, freezer, router, lighting, pump and even a hob run thanks to its strong power and its 6000 W peak that absorbs startup surges. Its UPS function switches over in under 10 ms for an invisible transition, and its expansion to 10 kWh covers the longest outages, up to several days of full autonomy. A recharge from 0 to 80 % in 47 minutes tops it up fast, and a solar input up to 1000 W makes it a sun-rechargeable reserve. Tabless LFP cells (4000 cycles) and a 5-year warranty make it a powerful, scalable, durable home backup.
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Motorhome & Van life Ideal
Powerful and expandable, the Delta 3 Max Plus lets a motorhome live like home: its 2048 Wh, expandable to 10 kWh, cover a fridge, electric cooking, a booster water heater and comfort for several days in a row, and its 3000 W accept hungry appliances without compromise, including light air conditioning. A solar input up to 1000 W recharges quickly at a stop in good weather, and a recharge from 0 to 80 % in 47 minutes is valuable at a service area. Its very quiet operation (25 dB) preserves the calm of nights aboard. At 22.1 kg, it suits vehicles with a dedicated bay rather than compact vans.
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Off-grid & Solar Suitable
Expandable to 10 kWh and solar-compatible (up to 1000 W input), the Delta 3 Max Plus forms a robust storage core for a power-demanding off-grid location: cabin, workshop, tiny house or second home. Its 3000 W (6000 W peak) power a fridge, pump, tools and large appliances without compromise, and its full-tab LFP cells (4000 cycles) withstand years of daily cycling. In good weather it refills a large part of its charge in a few hours. App control makes it easy to track solar production and consumption. For permanent year-round self-consumption, add panels and expansion batteries.
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Remote work Suitable
Well beyond the needs of a simple mobile desk, the Delta 3 Max Plus powers a full workstation for whole days without flagging: its 3000 W handle a computer, multiple monitors, a printer, the router and lighting, and its 2048 Wh (expandable to 10 kWh) offer a considerable margin. Its UPS function (switchover under 10 ms) shields the session from the slightest micro-cut. Its three 140 W USB-C ports recharge laptops and tablets at full speed, and its silence (25 dB) makes it pleasant beside the desk. It is an oversized base for classic remote work, ideal for a studio, a creative workshop or a creative project off-grid.
Our team's recommendations based on the model's capacity, output power and weight.
Comparison
At around £1112 to £1454, the EcoFlow Delta 3 Max Plus compares with 2 kWh power stations, targeted by searches such as "2000W power station" or "home backup battery". Here is how it sits against three references: the Anker SOLIX C2000, the Bluetti Elite 200 V2 and the EcoFlow Delta 2 Max.
| Criterion | EcoFlow Delta 3 Max Plus | Anker SOLIX C2000 | Bluetti Elite 200 V2 | EcoFlow Delta 2 Max |
|---|---|---|---|---|
| Capacity | 2048 Wh | 2048 Wh | 2073 Wh | 2048 Wh |
| AC output | 3000W (6000W peak) | 2400W | 2600W | 2400W |
| Recharge 0-80% | 47 min | 60 min | 76 min | 60 min |
| Expandable | Yes (up to 10 kWh) | Yes (up to 12 kWh) | No | Yes (up to 6 kWh) |
| Observed price | ≈ £1399 | ≈ £1111 | ≈ £1196 | ≈ £1111 |
In short, the Delta 3 Max Plus stands out for the most powerful output (3000W, 6000W peak) and the fastest recharge of the group, with its novel full-tab LFP cells and a UPS switchover in under 10 ms. The Anker SOLIX C2000 goes further on expansion (12 kWh) but caps at 2400W, while the Bluetti Elite 200 V2 is not expandable. For a powerful, fast 2 kWh station ready for backup, the Delta 3 Max Plus is a top choice.
Related video
Video: EcoFlow DELTA 3 Max Plus Review - Explained and Tested - Worth it? - Published on 21/11/2025
Our tester's review: Christophe Delpuech
We connected the Delta 3 Max Plus to the circuit of an office and a kitchen corner, and it made the fear of power cuts disappear: the UPS switchover is so fast (under 10 ms) that neither the computers nor the router flinched during our outage tests. The 3000W output is a game changer compared with a 1 kWh station, you run the kettle, the microwave and tools without a second thought, and the 6000W peak absorbs start-up surges. The recharge is spectacular, 0 to 80% in 47 minutes, you top it up during a break. Its 2048Wh last a good part of a day for the essentials, and if needed the expansion up to 10 kWh covers a long outage or a whole weekend off-grid. The full-tab LFP cells, a first, promise an even better lifespan. Two caveats: at over 20 kg, it moves but you don't carry it at arm's length, and the price reserves it for those with a real backup or high-power need. For a versatile, fast 2 kWh station, it is excellent.
Frequently asked questions: EcoFlow Delta 3 Max Plus 2048Wh power station
It delivers 3000W continuous (6000W peak), enough to run most of a household's appliances at once. To power a full electrical panel, you pair it with a transfer switch and possibly extra batteries.
Yes. Its automatic UPS switchover moves to battery in under 10 milliseconds, fast enough that computers, the router or sensitive equipment do not shut down during a power cut.
Its capacity expands from 2 to 10 kWh by adding the dedicated Delta 3 Max Plus extra battery (also compatible with the Delta 3 Ultra Plus). The connector is specific to this range and does not accept batteries from other EcoFlow models (Delta 3, Delta Pro 3, Delta 2 Max), enough to cover a long outage or several days off-grid.
From the mains, it goes from 0 to 80% in just 47 minutes. It accepts five recharge methods in total, including solar, the alternator charger and multi-charge.
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Published on 09/07/2026, updated on 14/08/2026