EcoFlow DELTA 3 Classic (1024Wh) Portable Power Station | EcoFlow UK - EcoFlow UK
EcoFlow UK
EcoFlow DELTA 3 Classic (1024Wh) Portable Power Station
£449.00
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EcoFlow DELTA 3 Classic (1024Wh) Portable Power Station

Regular price £449.00
Sale price £449.00 Regular price £499.00
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- 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.
- 3 Ways to Charge, 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. 
- 10ms Fast Emergency Power Switching: Maintain continuous operation of critical outdoor and mobile equipment during power transitions.
- 30dB Whisper-Quiet Operation: Ultra-low noise ≤30dB at 600W.
- Long-Lasting, Durable, and Reliable: Equipped with automotive-grade full-tab LFP cells, offering 10 years of reliable power, 24/7 protection BMS, and EV-grade CTC structure that protects against overnight condensation and off-road bumps during transport.
- OASIS 3.0 Smart App Control: Dashboard to monitor real-time battery status, electricity prices, and savings. Storm Guard Mode automatically activates backup power before extreme weather hits. Self-Powered Mode and Scheduled Tasks save you money daily.
- Up to 5-Year Warranty: Includes 3-year standard warranty and 2-year extended warranty available upon EcoFlow App registration.
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EcoFlow’s Best-Value 1 kWh Portable Power Station

Smart choice for your outdoor adventures and work

3 Ways to Charge—Anytime, Anywhere

3 Ways to Charge—Anytime, Anywhere

3 Ways to Charge—Anytime, Anywhere

AC Charging
Solar Charging
Alternator 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. [5]

1800W Output, 3600W Surge

Power Essentials Without Compromise

EcoFlow DELTA 3 Classic delivers a steady 1800W pure sine wave output with grid-level stability—enough to handle high-demand appliances like microwaves and power tools. [6] With X-Boost™ mode, it supports devices up to 2400W without tripping or slowing down—giving you seamless power for the moments that matter.

Camping
Fishing
Photography
Camping
Camping
Fishing
Fishing
Photography
Photography





10ms Auto-Switch. Zero Interruptions.

When the power drops, DELTA 3 Classic responds in just 10 milliseconds—fast enough to keep critical devices like NAS systems and servers running smoothly. No data loss. No downtime. Just uninterrupted peace of mind.

Long-Lasting, Durable, Always Ready for Emergencies

Automotive-Grade Full-Tab LFP Cells

Rugged exterior and intelligent BMS for unmatched reliability

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]

Compact, Portable — Works Anywhere

Lightweight and easy to carry, DELTA 3 Classic (1024Wh) fits seamlessly into any setting, from your road trips to the great outdoors.

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.

Explore EcoFlow 1kWh Power Stations

DELTA 3 Classic

Best Value for Outdoor Adventures

£449.00

£499.00

DELTA 3

Versatile Power for Home & Outdoor

£649.00

£799.00

DELTA 3 Plus

High-Performance Power for Home & Outdoor

£699.00

£699.00
Capacity

1024Wh

1024Wh

1024Wh

Dimension

398mm × 200mm × 283mm

Approx. 397.6 × 202 × 283.6mm

Approx. 397.6 × 202 × 283.6mm

Weight

12.1kg±0.3kg

Approx. 12.5kg

Approx. 12.5kg

AC Output

1800W

1800W

1800W

USB Ports

USB-A: 1 × 18W Max
USB-C: 1 × 100W Max, 1 × 30W Max

USB-A: 2 × 18W Max
USB-C: 2 × 100W Max

USB-A: 2 × 36W Max
USB-C: 2 × 140W Max

12V DC Output Port

NO

YES (Car Power Output
and DC5521)

YES (Car Power Output
and DC5521)

Outlets

5

13

13

AC Input (Charge Only)

1400W

1500W

1500W

Maximum PV Input Power(W)

500W

500W

1000W

Storm Guard Mode

YES

YES

YES

Expandable Battery

NO

YES. 1-5kWh

YES. 1-5kWh

What's in the Box

What's in the Box
What's in the Box
DELTA 3 Classic

Specs

Color

Light Gray

Capacity

1024Wh

Net Weight

12.1kg±0.3kg

Dimensions

398*200*283mm

Total Output Ports

5

Max AC Output

1800W230V~50Hz

Surge Output

3600W

Max Output by X-Boost

2400W

Output Voltage

230V

UPS

10ms, UPS

Number of AC Outlets

2

USB-A-Fast

1*12W

USB-C

1*100w+1*30W

12V DC Output

None

Utility Power Charging

1400W

Generator Charging

1400W

0-80% Charge Time

Fast Mode: 45min

0-100% Charge Time

60 min

Input Voltage

220-240V~50/60Hz

Solar Charging

500W Max

Alternator Charging

PV-based XT60 Port, 500w Alternator Charger

Battery Chemistry

LFP

Cycle Life

10 years

IP Rate for Battery Pack

IP20 for complete product

CTC Craftsmanship

YES

Extra Battery Port

NONE

Extra Battery

NONE

Max Capacity with Extra Battery

NONE

Wi-Fi

YES

Bluetooth

YES

App

YES

Warranty

3+2 years

Noise

600W <30dB

200W <40dB

Maximum capacity 50dB

Operating Altitude

≤3000m

Discharge Temperature

-10 to 45°C

Charge Temperature

0-45℃

Storage Temperature

-10 to 45°C

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.

EcoFlow DELTA 3 Classic Promotion Terms & Conditions

The EcoFlow DELTA 3 Clasic Promotion runs from 16 March 2026, 8 AM (BST) to 15 April 2026, 8 AM (BST) (hereinafter referred to as the "Promotion Period"). EcoFlow reserves the right to shorten or extend the campaign period at its sole discretion without prior notice.

Eligibility

The promotion is open to all European residents aged 18 years old and above as of 16 March 2026, 9 AM (BST).

Promotion Details

Get 50% Off Solar Panel and EcoFlow 500W Alternator Charger

1. Customers who place a DELTA 3 Classic order during the Promotion Period will have a chance to add one EcoFlow 160W Solar Panel or a EcoFlow 500W Alternator Charger at 50% off discount in the same bundle.

2. Full-priced items cannot be cancelled or returned separately. You must cancel and return the discounted products at the same time. If you need to keep the accessories, you will be charged at the original price.

General

(1) If you encounter any problems during the promotion, please contact support.eu@ecoflow.com for assistance.

(2) To the extent permitted by applicable law, we may decide to modify these rules or cancel the promotion at any time. If there is any fraud or abuse related to the promotion, we reserve the right to exclude any customer from the promotion. Fraudulent activities includ but not limited to automated entries, multiple registrations under different accounts, or fraudulent behaviour.

(3) Participants in the sale agree to be bound by the terms and conditions set forth herein and understand that EcoFlow's decisions are final and binding. No correspondence or appeals will be entertained. EcoFlow reserves the right to make the final and ultimate interpretation of this campaign.

(4) During the Campaign Period, all orders must comply with EcoFlow's purchase agreement and return policy.

(5) The sale promotion is not applicable to wholesale or distributor orders.

(6) Any unauthorized or fraudulent behaviour will result in disqualification of participants.

(7) Participants must comply with all applicable laws and regulations.

(8) EcoFlow reserves the right to stop, cancel, or change the promotion at any time during the promotion. Any changes will be announced on the EcoFlow official website.

(9) All prizes in this promotion are limited in quantity and are available on a first-come, first-served basis. Any matters not covered herein will be handled according to EcoFlow's final interpretation.

(10) EcoFlow will assume no responsibility for late entries, which may occur for any reason, including but not limited to network transmission failure.

(11) EcoFlow will not be responsible for any direct or indirect losses or damages incurred by any party, including the participants, in connection with, or arising from acts or omissions, or any way related to this campaign.

(12) EcoFlow shall not be liable for indirect or consequential losses arising from participation, except in cases of willful misconduct, gross negligence, or where liability cannot be excluded by law.

(13) EcoFlow reserves the right to cancel any order in case of pricing errors or fraudulent use.

(14) EcoFlow reserves the right to withdraw any benefits or discounts obtained.

(15) Employees of EcoFlow, its affiliates, and their family members are not eligible to participate.

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