Ecoflow DELTA 3 CLASSIC Portable Power Station
EcoFlow DELTA 3 Classic – Light Gray
The EcoFlow DELTA 3 Classic is a powerful, reliable, and ultra-quiet portable power station built for modern energy needs. Delivering up to 1800W continuous output with 3600W surge, it can power home essentials, outdoor gear, and sensitive electronics with grid-like stability. Designed with X-Stream fast charging, the DELTA 3 Classic recharges up to 80% in just 45 minutes and supports multiple recharging methods — AC, solar, car, and smart generator.
Built for long-term durability, it features an automotive-grade LFP battery with up to a 10-year lifespan and a robust AI-powered Battery Management System (BMS) that provides 40+ layers of protection. Seamlessly controlled via the EcoFlow App, it offers advanced energy monitoring, smart backup, scheduled charging, and integration with other EcoFlow devices.
EcoFlow DELTA 3 Classic – Light Gray Features
Fast Recharge – Up to 80% in 45 Minutes - X-Stream fast charging technology lets you power up quickly, reaching 80% in just 45 minutes and 100% in an hour.
Powerful Output – 1800W Rated / 3600W Surge - Run home appliances, outdoor gear, and heavy-duty tools with stable pure sine wave power and X-Boost™ support.
Ultra-Quiet & Safe – Whisper-Quiet Operation & AI BMS - Operates as low as 30dB and features 40+ built-in safety protections, including overcharge, overheat, and short-circuit protection.
Durable LFP Battery – 10-Year Lifespan - Long-lasting lithium iron phosphate cells provide up to a decade of reliable energy with improved cycle life and stability.
Smart App Control – EcoFlow Oasis & Storm Guard - Monitor, control, and optimize energy remotely. Set off-peak charging, receive storm alerts, and maximize savings from your phone.
Versatile Charging – AC, Solar, Car & Generator Options - Stay powered anywhere with multiple charging methods, including solar input up to 500W and car alternator charging.
Reliable Backup – 10ms Uninterruptible Power Supply (UPS) - Automatically keeps sensitive devices like computers, servers, and CPAP machines running during outages without interruption.
EcoFlow DELTA 3 Classic – Light Gray Applications
- Home Backup – Power essential appliances during outages.
- Outdoor Adventures – Keep your electronics and camping gear running.
- Work Sites – Supply reliable energy to tools and equipment.
- RV & Vanlife – Off-grid power for vehicles and travel.
- Emergency Preparedness – Stay ready with dependable portable energy.
What's Included
Everything you need is included with your product.
- 1 x EcoFlow DELTA 3 Classic portable power station
- 1 x AC Charging Cable
- 1 x Manual
- 1 x Warranty Card
Warranty
- 10-year lifespan up to 5-year warranty
EcoFlow DELTA 3 1500 Specifications
| Specification | Details |
| Model | EF-DL3-C |
| Net Weight | Approx. 12.1 kg (26.6 lbs) |
| Dimensions (W x D x H) | Approx. 398 × 200 × 283 mm (15.6 × 7.8 × 11.2 in.) |
| Wi-Fi (2.4G) | Frequency (EU): 2412-2472MHz, 2422-2462MHz Maximum output power (EU): < 18.24 dBm |
| Bluetooth | Frequency (EU): 2402-2480MHz Maximum output power (EU): < 20 dBm |
| Operating Altitude | < 3000 m ( 9842 ft) |
| Overvoltage Category | II |
| Pollution Degree | 2 |
Output
| Specification | Details |
| AC Output Socket (Discharge Only) | Pure sine wave, total 1800W, surge 3000W | US/CA: 120V ～| CN/KR: 220V ～ | EU/UK/AU/CH/ZA: 230V ～| JP: 100V~ (total 1500W, surge 3000W) |
| DC Output Port (USBA) | 5V⎓3A, 9V⎓2A,12V⎓1.5A, 18W Max |
| DC Output Port (USBC) | USB-C1: 5/9/12/15V⎓3A, 20V⎓5A, 100W Max | USB-C2: 5/9V⎓3A,15V⎓2A,30W Max |
Input
| Specification | Details |
| AC Input Socket | US/JP: 100-120V～15A (50Hz/60Hz) | CN/EU/UK/AU/CH/ZA/KR: 220-240V～10A (50Hz/60Hz) |
| DC Input Port (XT60) | Solar Input: 11-60V⎓15A, 500W Max | Car Input: 12V⎓8A 96W Max |
Battery Info
| Specification | Details |
| Rated Capacity | 1024Wh (51.2V⎓20Ah) |
| Cell Chemistry | LFP (LiFePO₄) |
| Protection Type | Over Voltage Protection, Overload Protection, Over Temperature Protection, Short Circuit Protection, Low Temperature Protection, Low Voltage Protection, Overcurrent Protection |
Environment
| Specification | Details |
| 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) | 14°F to 113°F (optimal: 68°F to 86°F) |
Frequently-Asked Questions
How long can the EcoFlow DELTA 3 Classic power my devices?
Runtime depends on the total wattage of the devices. For example, a 100W appliance can run for about 10 hours with the 1024Wh capacity.
Can I expand the battery capacity?
Yes, the DELTA 3 Classic can be expanded up to 2kWh or more (depending on the compatible expansion modules offered by EcoFlow).
Can it be charged while powering devices?
Absolutely. DELTA 3 Classic supports pass-through charging, so you can recharge it while it continues to power your devices.
Is it safe for indoor use?
Yes. The DELTA 3 Classic uses safe LiFePO4 chemistry, has low noise operation, and zero emissions, making it ideal for indoor or enclosed spaces.
What solar panels can I use?
You can use any compatible solar panels up to 500W total input with the appropriate connectors.
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Ecoflow DELTA 3 CLASSIC Portable Power Station
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FAQs
Please read our FAQs page to find out more.
What materials are your caps made from?
Our caps are crafted from premium fabrics designed for durability, comfort, and long-lasting style. Each cap undergoes careful quality checks to ensure you get a product that feels as good as it looks.
How do I know which size will fit me?
Most of our caps feature adjustable straps to provide a comfortable fit for a variety of head sizes. Check the product page for specific sizing details to ensure the perfect fit.
How long will it take for my order to arrive?
Orders are processed within 1–2 business days and typically arrive in 2–4 business days within the U.S. You’ll receive a tracking number once your order ships so you can monitor its progress.
What is your return and refund policy?
We offer free returns within 30 days of delivery. There are no restocking fees, and all items are eligible. Refunds are processed to your original payment method within 5–14 business days after we receive your returned item.
Are your caps suitable for outdoor activities?
Absolutely! Our caps are designed with both style and functionality in mind. They’re breathable, comfortable, and durable, making them perfect for city adventures, sports, and everyday wear.