Can the EcoFlow DELTA 3 run a full‑size refrigerator during a power outage?

Yes, the EcoFlow DELTA 3 portable power station supplies up to 1800 watts of continuous pure‑sine AC power, which is plenty for most Energy Star refrigerators that draw between 100 and 800 watts while the compressor is cycling. With its 1024 Wh LiFePO4 battery you can expect six to ten hours of runtime on a single charge, and you can extend that time indefinitely by adding solar panels or a Smart Extra Battery for larger capacity.

How quickly can I fully recharge the DELTA 3 with solar panels at a campsite?

Under full sun the DELTA 3 accepts up to 1000 watts of solar input, so a pair of 400 W‑class portable panels plus one 200 W suitcase panel can refill the battery from empty to 100 percent in roughly two and a half to three hours. Even a single 220 W bifacial panel will top it up by midday, making it a reliable solar generator for off‑grid camping, overlanding, or cabin stays.

Is the DELTA 3 quiet enough for indoor use with a CPAP machine at night?

Absolutely. The cooling fan engages only when internal temperatures rise, and it stays at a low, conversation‑level hum that most CPAP users hardly notice. Because the unit relies on a sealed LiFePO4 battery rather than gasoline, it produces zero fumes, so you can place it beside the bed for silent overnight power without ventilation concerns.

Can I expand the battery capacity later if my energy needs grow?

Yes, the EcoFlow DELTA 3 is compatible with EcoFlow Smart Extra Batteries. Add a 1 kWh, 2 kWh, or even a 4 kWh module through the Smart Generator Adapter to scale your system from 1 kWh to 4 kWh. This modular approach lets homeowners, RV travelers, and contractors start small and upgrade only when they need longer runtimes for appliances, tools, or extended outages.

Does the DELTA 3 support pass‑through charging so I can power devices while it recharges?

It does. The inverter and DC outputs remain active while the battery is receiving power from solar panels, AC wall outlets, or a vehicle’s 12 volt socket. This pass‑through capability means you can keep laptops, lights, and medical devices running continuously, turning the DELTA 3 into an uninterruptible power hub for home backup or mobile workstations.

EcoFlow

EcoFlow DELTA 3 Portable Power Station

SKU: EFDELTA3-US

Regular price: Price: $559.00
Regular price: List Price: $699.00
Sale price: Price: $559.00
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THE ECOFLOW DELTA 3 PORTABLE POWER STATION BRINGS QUICK DEPENDABLE ENERGY ANYWHERE

EcoFlow DELTA 3 Portable Power Station shines with a 1024 Wh LiFePO4 battery and fully recharges from zero to 100 percent in just 43 minutes, so you can get back to powering essentials without long waits. A robust 1800 W AC inverter handles refrigerators, power tools, and induction cooktops while the 100 W USB‑C port fast‑charges laptops and tablets. Pair the unit with optional solar panels to create a silent solar generator that keeps lights on during home outages and tops up gear at remote campgrounds or RV sites. Built‑in battery management protects against overcharge and temperature extremes, the integrated handle makes transport easy, and the bright LCD shows real‑time input, output, and battery status. Choose EcoFlow DELTA 3 portable power station for reliable home backup, off‑grid adventures, and everyday peace of mind, all in a compact package engineered for over ten years of daily use.

Key Features and Benefits

Rapid 43 minute AC recharge fills the 1024 Wh battery while you grab lunch, so you never lose momentum on the job or the campsite.

LiFePO4 chemistry delivers more than 3000 charge cycles to 80 percent capacity, meaning a decade of dependable daily use for home backup or travel.

Pure sine wave inverter supplies 1800 W continuous power with a 3600 W surge, letting you confidently run refrigerators, air pumps, and power tools without tripping breakers.

Integrated 100 W USB‑C Power Delivery port fast‑charges modern laptops, tablets, and drones, eliminating extra wall bricks and saving outlet space.

Solar input up to 400 W turns the unit into a silent solar generator, giving you renewable energy for extended outages or off‑grid adventures.

Six AC and DC outlets, including automotive and USB‑A, charge or run up to ten devices at once, keeping the whole crew powered from a single box.

Smart battery management system guards against overcharge, over‑temperature, and short circuits for worry‑free operation in extreme heat or cold.

Bright LCD plus EcoFlow app provide real‑time input, output, and remaining‑time data, so you always know exactly how much power you have left.

Ergonomic handle and 29 pound form factor make transport easy for RV trips, tailgates, and backyard movie nights without heavy lifting.

Whisper‑quiet fan keeps internal temps under control while maintaining a conversation‑level sound profile, perfect for late‑night use indoors.

Who Is The EcoFlow DELTA 3 Portable Power Station For?

Choose DELTA 3 if you want a single power source that covers everyday life and emergency moments alike. Homeowners who need quiet backup for refrigerators, medical devices, or internet routers during outages will appreciate its rapid recharge and long‑life LiFePO4 battery.

Campers and overlanders gain a compact hub that keeps lights, portable fridges, drones, and cameras running deep off the grid, while fast USB‑C charging tops up laptops for remote work. RV owners can swap noisy generators for a clean 1800 W inverter that powers microwaves or CPAP machines without fumes.

DIYers and contractors get a portable work‑site battery that handles circular saws and drills between jobs. Preppers, tailgaters, and event organizers benefit from its solar‑ready design and app monitoring for true energy independence.

If you value speed, versatility, and long‑term durability in a power station built for both weekday convenience and weekend adventure, DELTA 3 fits your lifestyle.

EcoFlow DELTA 3 Powers 11 Devices Simultaneously with AC, USB, and 12V Ports

With the EcoFlow DELTA 3 portable power station you can leave the power strip at home. Six pure‑sine AC outlets, two fast‑charge USB‑A ports, a 100 W USB‑C Power Delivery port, a regulated 12 volt car socket, and dual DC5521 barrel ports give you eleven independent outputs that run or recharge nearly anything you own at the same time.

Brew coffee and keep the mini‑fridge cold while topping up cameras, phones, and a laptop, all without juggling plugs. Whether you are riding out a power outage, editing drone footage at a remote campsite, or setting up a mobile office in your van, EcoFlow DELTA 3 delivers organized, tangle‑free energy from one compact box, no extra adapters, no waiting for an outlet to free up, just plug in and get on with your day.

Ultra‑Fast 500W Solar Charging

Pair the EcoFlow DELTA 3 with a high‑efficiency 500 watt solar panel array and you can refill the 1024 Wh LiFePO4 battery from empty to full in as little as two to three hours, giving you one of the fastest solar recharges in the portable power station market.

When sunshine is scarce, plug into a wall outlet for an equally speedy AC top‑up, or trickle charge on the road from your vehicle’s 12 volt socket so you arrive at camp fully powered.

This triple‑source flexibility means you are always ready to run essential appliances, tools, or CPAP machines. Whether you are shopping for a reliable home backup generator, a quick‑charging solar generator for RV life, or an off‑grid camping power solution that keeps you self‑sufficient day after day.

LiFePO4 Battery for 4000 Plus Cycles

Inside every EcoFlow DELTA 3 portable power station is a premium lithium iron phosphate battery engineered for more than four thousand full charge and discharge cycles while still holding eighty percent of its original capacity.

That exceptional lifespan gives homeowners, RV travelers, and off grid contractors a dependable solar generator they can use every day for well over a decade. The smart battery management system actively balances cells and shields them from overcharge, deep discharge, and extreme temperatures, so you maintain consistent runtime season after season.

If you are ready to buy a portable power station that protects your investment and delivers long term peace of mind during outages, road trips, or remote job sites, the DELTA 3 is built to keep your essential devices powered for years without missing a beat.

Scale Your EcoFlow DELTA 3 with Smart Extra Batteries

When weekend trips turn into week‑long adventures or you need more home backup runtime, you can expand the EcoFlow DELTA 3 from its base 1024 Wh to a massive 4096 Wh simply by adding an EcoFlow Smart Extra Battery.

Choose the DELTA 3 Smart Extra Battery for a quick 1 kWh boost, double your reserve with the 2 kWh DELTA 2 Smart Extra Battery, match that capacity with the DELTA 2 Max Smart Extra Battery, or jump straight to the 4 kWh DELTA Pro 3 Smart Extra Battery for extended blackouts and off‑grid living.

All options connect through the EcoFlow Smart Generator Adapter, allowing you to build the exact expansion battery kit your portable power station needs.

Whether you want longer CPAP runtimes, multi‑day RV boondocking power, or a scalable solar generator for emergency preparedness, the EcoFlow DELTA 3’s flexible battery ecosystem delivers future‑proof capacity without replacing the entire unit.

What's in the Box?

EcoFlow DELTA 3 Portable Power Station	x 1
AC Charging Cable	x 1
Car Charging Cable	x 1
DC5521 to DC5525 Cable	x 1
User Manual	x 1
Warranty Card	x 1

Specs

EcoFlow DELTA 3 Specs

GENERAL SPECS
Weight	12.5 kg \| 27.6 lbs
Dimensions (W x D x H)	202 × 397.6 × 283.6 mm \| 8.0 × 15.7 × 11.2 in
Operating Altitude	< 2000 m (6562 ft)
Overvoltage Category	II
Pollution Degree	2

OUTPUT SPECS
Output	Pure sine wave, total 1800W, surge 3600W
DC Output Port (USB-A)	5V⎓2.4A / 9V⎓2A / 12V⎓1.5A, 18W Max per port, total 36W
DC Output Port (USB-C)	5V / 9V / 12V / 15V⎓3A Max, 20V⎓5A Max, 100W Max per port, total 200W
12V DC Output Port	Total 126W: DC5521: 12.6V⎓3A, Cigarette Lighter: 12.6V⎓10A

INPUT SPECS
AC Input Socket	100-120V～15A (50Hz/60Hz)
DC Input Port (XT60) Solar Input	11-60V⎓15A, 500W Max, Car Input: 12V⎓8A Max

BATTERY SPECS
Rated Capacity	1024Wh (51.2V⎓20Ah)
Cell Chemistry	LFP (LiFePO₄)
Cycle Life	80%+ capacity after 4000 cycles
Protection Type	Over Voltage, Overload, Over Temperature, Short Circuit, Low Temperature, Low Voltage, Overcurrent
Extra Battery	The DELTA 3 supports: EcoFlow DELTA 3 Smart Extra Battery (1kW) EcoFlow DELTA 2 Smart Extra Battery (2kWh) EcoFlow DELTA Max Smart Extra Battery (2kWh) EcoFlow DELTA 2 Max Smart Extra Battery (2kW) EcoFlow DELTA Pro 3 Smart Extra Battery (4kWh)

TEMPERATURE SPECS
Optimal Operating Temperature	20°C-30°C (68°F-86°F)
Charge Temperature	0°C-45°C (32°F-113°F)
Discharge Temperature	–10°C to 45°C (14°F-113°F)
Storage Temperature	–10°C to 45°C (optimal: 20°C to 30°C)