Next-level energy for next-level peace of mind.

3000W Output, 6000W Surge — Powerful. Stable. Built to Handle It All.

EcoFlow DELTA 3 Max Plus delivers 3000W AC rated output (6000W surge). With X-Boost™ 3.0 technology, it supports devices up to 3800W—effortlessly taking on your heavy-duty appliances. The inverter samples AC voltage and current every 33μs with high precision using a DSP chip, ensuring pure sine wave output with beyond grid-level stability—ideal for powering sensitive electronics reliably.

Kitchen

Living Room

Laundry Room

Office

RV Camping

Garage

5 Ways to Charge Up — Ready in Just 43 Mins

Wall Charging

1800W Input, 0-80% in 64 mins.  EcoFlow’s exclusive Storm Guard Mode monitors severe weather alerts and automatically triggers AC charging remotely using industry-leading X-Stream fast charging tech—so it can be ready long before a disaster hits.

Generator Charging

Charges at up to 2600W via smart generator—0–80% in 43 minutes. With exclusive Generator Auto Start/Stop Mode, the EcoFlow Smart Generator 4000 (Dual Fuel) recharges DELTA 3 Max Plus automatically when battery levels run low—delivering hands-free backup power for storms, outages, and off-grid use.

Solar Charging

1000W Input, 0-80% in 96 mins*. After the storm clears, just 96 minutes of sunlight is all it takes to recharge DELTA 3 Max Plus. Pair it with EcoFlow 220W Solar Panels (25% high-efficiency) for reliable power during camping trips, van life, or off-grid living. 

Alternator Charging

1000W Input, 0-80% in 95 mins. With the EcoFlow Alternator Charger Plus 1000,  get ready in just 95 minutes while on the move—10× faster than conventional solutions. 

Solar + Alternator Dual Charging

Go from 0-80% charged in just 51 minutes—dual input from 1000W solar and 1000W alternator charging keeps you powered faster than ever, even on the go.

Long-Lasting, Durable, Always Ready for Emergencies

Automotive-Grade Full-Tab LFP Cells

Rugged exterior and intelligent BMS for unmatched reliability

Built to Last

From battery chemistry to structural design, DELTA 3 Max Plus is engineered for extreme durability, environmental resilience, and whisper-quiet performance—delivering power you can count on for over 10 years. 

Easily Scales Up—From Hours to Days

2–10kWh expandable capacity

Compatible with Smart Generators for unlimited runtime

Half-Day Outage

Covers essential power needs during a 4–8 hour outage—keeping food fresh, heat running, lights on, and communication devices charged. 

1-Day Outage

Delivers 1 day of outage protection—ensuring uninterrupted cooking, heating, lighting, and connectivity. 

2-Day Outage

Powers home essentials for up to 2 days with 6kWh capacity—keeping your kitchen running, lights on, and devices connected. 

3-Day Outage

Supports a family of four through 3 days of everyday living with 10kWh capacity——keeping food fresh, heat running, lights on, and entertainment devices charged.

Go Hybrid—Extend Backup with a Smart Generator

Pair DELTA 3 Max Plus with EcoFlow Smart Generators to achievelonger runtime—automatically switching between fuel and battery to keep you powered through multi-day outages or off-grid adventures. 

Deeper Insights, Easier Control

Monitor your energy usage, savings, and solar generation—all with one intuitive dashboard. Easily track battery status, real-time electricity rates, and financial savings.

Compatibility