EcoFlow DELTA 3 Classic Portable Power Station
from $1,199.00

Use code NEW to get 5% off when check out.

Best-Value 1 kWh Portable Power Station
1800W Powerful Output: 3600W surge output. With X-Boost™ tech, supports high-demand devices up to 2400W such as portable fridges, camping kettles, laptops, and power tools.
-
Ready in Just 45 Mins: Charges from 0–80% in just 45 minutes with AC charging.
Lightweight, Compact, Portable: Fits seamlessly into outdoor, mobile, and professional setups. 

EcoFlow DELTA 3 Classic Portable Power Station
from $1,199.00

Use code NEW to get 5% off when check out.

Best-Value 1 kWh Portable Power Station
1800W Powerful Output: 3600W surge output. With X-Boost™ tech, supports high-demand devices up to 2400W such as portable fridges, camping kettles, laptops, and power tools.
-
Ready in Just 45 Mins: Charges from 0–80% in just 45 minutes with AC charging.
Lightweight, Compact, Portable: Fits seamlessly into outdoor, mobile, and professional setups. 

People camping outdoors in a grassy field near a forest with a mountain range in the background. A black SUV with its back open, equipped with a rooftop tent. Three women and a man are gathered by a portable grill and outdoor cooking setup, enjoying a meal and drinks. Several bicycles are mounted on the SUV, and camping gear, food, and a portable power station are visible.

EcoFlow’s Best-Value 1 kWh Portable Power Station

Smart choice for your outdoor adventures and work


Outdoor scene with a man and woman relaxing on a blanket, using a portable power station and solar panels in a scenic mountain area. Additional images show a portable generator charging quickly and working anywhere, a quiet power device on a grassy lawn, a person with a portable power station and laptop, a close-up of batteries highlighting a 10-year lifespan, a person sleeping with just a small power device, a man working on a laptop outside, and a display of an advanced power management system.

1800W Output, 3600W Surge

Power Essentials Without Compromise

EcoFlow DELTA 3 Classic delivers a steady 1800W pure sine wave output with grid-level stability—built to handle demanding outdoor and professional equipment with confidence. With X-Boost™ mode, it supports devices up to 2400W without tripping or slowing down—giving you seamless power for the moments that matter.

EcoFlow DELTA 3 Classic为露营提供1800W稳定电力输出
EcoFlow DELTA 3 Classic露营场景移动版展示

1800W Output, 3600W Surge

Power Essentials Without Compromise

EcoFlow DELTA 3 Classic delivers a steady 1800W pure sine wave output with grid-level stability—built to handle demanding outdoor and professional equipment with confidence. With X-Boost™ mode, it supports devices up to 2400W without tripping or slowing down—giving you seamless power for the moments that matter.

EcoFlow DELTA 3 Classic为户外拍摄设备提供稳定纯正弦波电力
EcoFlow DELTA 3 Classic户外拍摄场景移动版展示

1800W Output, 3600W Surge

Power Essentials Without Compromise

EcoFlow DELTA 3 Classic delivers a steady 1800W pure sine wave output with grid-level stability—built to handle demanding outdoor and professional equipment with confidence. With X-Boost™ mode, it supports devices up to 2400W without tripping or slowing down—giving you seamless power for the moments that matter.

EcoFlow DELTA 3 Classic在工地为电动工具提供强劲动力
EcoFlow DELTA 3 Classic户外工作场景移动版展示
Camping
Outdoor Filming
Outdoor Work

3 Ways to Charge——Ready As Fast As in 45 Mins

DELTA 3 Classic (1024Wh) charges from 0–80% in just 45 minutes with AC charging. It keeps you powered faster, smarter, and with greater peace of mind—whether outdoors or on the move.

EcoFlow DELTA 3 Classic交流充电:45分钟充至80%
EcoFlow DELTA 3 Classic交流充电移动版展示

3 Ways to Charge——Ready As Fast As in 45 Mins

DELTA 3 Classic (1024Wh) charges from 0–80% in just 45 minutes with AC charging. It keeps you powered faster, smarter, and with greater peace of mind—whether outdoors or on the move.

EcoFlow DELTA 3 Classic太阳能充电:2.5小时充满,清洁能源
EcoFlow DELTA 3 Classic太阳能充电移动版展示

3 Ways to Charge——Ready As Fast As in 45 Mins

DELTA 3 Classic (1024Wh) charges from 0–80% in just 45 minutes with AC charging. It keeps you powered faster, smarter, and with greater peace of mind—whether outdoors or on the move.

EcoFlow DELTA 3 Classic车载充电:使用500W交流发电机充电器
EcoFlow DELTA 3 Classic车载充电移动版展示
AC Charging
Solar Charging
Car Charging

Charges from 0–80% in just 45 minutes with AC charging

Fully charged in 2.5 hours with 500W solar input. Clean, renewable energy—wherever the sun shines.

Charge to 80% in 1.8 hours or 100% in 2.5 hours using the EcoFlow 500W Alternator Charger.

Compact, Portable — Works Anywhere You Go

Lightweight and easy to carry, DELTA 3 Classic fits seamlessly into outdoor, mobile, and professional setups. Take it with you for camping, field work, filming, or any situation where reliable portable power is essential.

EcoFlow DELTA 3 Classic轻巧便携,适用于露营、户外工作、拍摄等各种场景

Fast Emergency Power Switching. No Interruptions.

When the power source changes, DELTA 3 Classic responds in as fast as 10 milliseconds—helping maintain continuous operation for critical outdoor and professional equipment. Designed to reduce interruptions during power transitions, it supports stable performance for sensitive devices in mobile and field environments.


A man sitting on a boat deck working on a laptop with a DJ controller, a speaker, and an EcoFlow portable power station nearby, with the ocean and blue sky in the background.

10-Year Lifespan, Built to Last

From battery chemistry to structural design, DELTA 3 Classic (1024Wh) is engineered for extreme durability, environmental resilience, and whisper-quiet performance—delivering power you can count on for over 10 years.[1]


Portable EcoFlow power station in various environments, including rocky terrain, snow, and a camping setup with a person sleeping inside a tent, highlighting its versatility and noise levels at different power settings.

Deeper Insights, Easier Control

Monitor your energy usage and solar generation—all with one intuitive dashboard. Set timed charging/discharging missions so that you can charge during off-peak hours and discharge during peak rate periods to save costs.

Three smartphone screens displaying an energy management app. The first shows daily energy output with a graph and total of 2.11 Wh. The second screen shows a solar panel charge level at 99%, with real-time power data indicating 200W. The third screen displays scheduled tasks for AC and DC discharging times.

Choose the Product That Suits You Best

Comparison of two portable power stations showing features and specifications. The left station is labeled 'Delta 3 Classic' with a yellow badge 'Best-Value 1kWh Choice', and the right is 'Delta 3 Plus' with a blue badge 'Premium 1kWh Choice'. Both have digital displays, outlets, and specifications such as power output, capacity, weight, and charging details. The right station has a green check indicating up to 5kWh expansion capability, while the left has a red cross indicating expansion not available.

Specs

Specs

Battery

Capacity
1024Wh (85Ah @12V)
Battery Chemistry
LFP
Number of Extra Battery Port
No
Max Capacity with Extra Battery
No

Output

Output Voltage
230V
Max AC Output
1800W
AC Outlets Number
3
Surge Output
3600W
Max Output by X-Boost
2400W
USB-A-Fast
1*12W
USB-C
1*100W +1*30W
12V DC Output
No

Input

AC Charging
1400W (60 mins)
Solar charging
500W Max
Generator charging
1400W
Alternator Charging
500W
Car charging
No

General

UPS
<10ms
Dimensions
398*200*283mm
Net weight (kg)
12.1kg+0.3kg
Connectivity
Wi-Fi & Bluetooth
Warranty
3+2 years (Includes 3-year standard warranty and 2-year extended warranty available upon EcoFlow App registration)

What’s in the box

EcoFlow DELTA 3 Classic 包装箱内容物一览

1. Based on proper product usage, DELTA 3 Classic is estimated to have a lifespan of approximately 10 years, according to internal simulation test data. This information is for reference only; actual user experience may vary.
2. Single-appliance runtime based on ideal conditions; actual results may vary.
3. All Charging speed data comes from EcoFlow labs and is for reference only. The actual data may vary slightly depending on the usage environment, device condition, software version, and other factors.
4. Feature requires preset activation via the EcoFlow App.
5. EcoFlow 500W Alternator Charger is sold separately.
6. Refers to the internal resistance of EF Full-Tab LFP Cells being 1.5mΩ, which is 25% lower than the 2mΩ internal resistance of the previous EF #C33 Battery Cell.
7. A 25% reduction in single-cell internal resistance. According to the heat generation formula Q = I²Rt, under the same current, a 25% reduction in resistance leads to a proportional 25% decrease in heat generation.
8. Compared with the previous usage of EF #C33 Battery Cell.
9. Unless otherwise noted, all above data comes from EcoFlow labs and is for reference only. The actual data may vary slightly depending on the usage environment, device condition, software version, and other factors.
10. Noise levels measured at 0.5m under 25°C ambient: <30dB (600W) for charging/discharging.
11. Unless otherwise noted, all images, videos, and screen display contents about the product itself on this page are for reference only. Actual product effects (including but not limited to appearance, color, and size) and screen display contents (including but not limited to backgrounds, UI, and illustrations) may vary.