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The EcoFlow DELTA 3 Classic Recharges From 0 To 80 Percent In Just 70 Minutes So You Always Have Power You Can Count On
When the power goes out, everything stops. Your fridge warms up, your phone dies, and the tools or devices you rely on every day suddenly become useless. Even a short outage can cause stress, spoil food, and leave you completely disconnected.
Gas generators are loud, messy, and unsafe to run indoors. Worse, they depend on fuel that might not be available when you need it most. That means you are gambling with your comfort and safety every time the grid fails.
The EcoFlow DELTA 3 Classic Portable Power Station gives you a smarter, cleaner, and faster solution. With 1,024Wh of capacity and a 1400W output, it runs everything from refrigerators and microwaves to laptops and medical devices. Recharge it from 0 percent to 80 percent in just 70 minutes, plug it into solar panels for renewable off grid power, and expand the capacity with extra batteries when you need longer runtime.
Quiet, emission free, and safe to use indoors or outdoors, the DELTA 3 Classic keeps you connected, powered, and prepared no matter where you are.
EcoFlow DELTA 3 Classic Features
High Capacity Battery For Extended Runtime
The EcoFlow DELTA 3 Classic boasts a high-capacity lithium iron phosphate (LFP) battery that keeps your essential devices running longer. So that you can trust it to keep refrigerators, medical devices, communication equipment, and lights on during emergencies, RV adventures, or off-grid living.
Multiple Output Options For Versatile Use
The EcoFlow DELTA 3 Classic Portable Power Station includes multiple AC outlets, USB ports (including USB-C), and DC outputs. So that you can simultaneously power a wide range of devices. Whether you need to run power tools at a construction site, charge sensitive electronics while camping, or keep your home office running during a blackout, the DELTA 3 Classic handles it all.
Fast Recharging Capability For Minimal Downtime
The EcoFlow DELTA 3 Classic Portable Power Station recharges from 0-80% in just over an hour. So that you can be ready for anything quickly. Unlike traditional generators that require gasoline refills or solar panels that depend on sunlight, the DELTA 3 Classic offers a fast and reliable recharge from standard wall outlets, solar panels, or car charging ports, ensuring you’re always prepared.
Solar Charging Compatibility For Sustainable Power
Connect the EcoFlow DELTA 3 Classic to solar panels and harness the sun’s energy for a sustainable, eco-friendly power solution. So that you can reduce your carbon footprint and enjoy free, clean power wherever you are. Ideal for RVers, campers, and homeowners seeking to reduce their reliance on the grid, solar charging turns your DELTA 3 Classic into a renewable energy hub.
User-Friendly Display And Controls For Easy Operation
The EcoFlow DELTA 3 Classic features an intuitive LCD screen that displays real-time information on battery status, input/output power, and remaining runtime. So that you can easily manage your power usage and monitor performance. With simple controls and clear feedback, operating the DELTA 3 Classic is a breeze, making it accessible to both tech enthusiasts and those new to portable power stations.
Lightweight And Portable Design For Easy Transport
The EcoFlow DELTA 3 Classic is designed to be both powerful and portable. So that you can take it anywhere you need reliable power. Its compact size and ergonomic handle make it easy to carry. Perfect for camping trips, tailgating events, and remote job sites.
EcoFlow DELTA 3 Series Comparison Chart
Confused by all the DELTA 3 Power Stations? So were we! That's why we put together this comparison chart to help.
Specification
DELTA 3
DELTA 3 Classic
DELTA 3 1500
DELTA 3 Plus
DELTA 3 Max
DELTA 3 Max Plus
DELTA 3 Ultra
DELTA 3 Ultra Plus
Battery Capacity
1024 Wh (51.2 V × 20 Ah)
1024 Wh (51.2 V × 20 Ah)
1536 Wh (51.2 V × 30 Ah)
1024 Wh (base)
2048 Wh
2048 Wh (51.2 V × 40 Ah)
3072 Wh (base)
3072 Wh (51.2 V × 60 Ah)
Battery Chemistry
LFP (LiFePO₄)
LFP (LiFePO₄)
LFP (LiFePO₄)
LFP (LiFePO₄)
LFP (LiFePO₄, automotive-grade full-tab cells)
LFP (LiFePO₄, automotive-grade full-tab cells)
LFP (LiFePO₄)
LFP (LiFePO₄)
Cycle Life
4000 cycles to 80% capacity
4000 cycles to 80% capacity
≥ 3000 cycles to 70% capacity
4000 cycles to 80% capacity
≥ 3500 cycles to 80% capacity
≥ 3500 cycles to 80% capacity
≥ 3500 cycles to 80% capacity
≥ 3500 cycles to 80% capacity
AC Output (Continuous / Surge / X-Boost)
1800 W / 3600 W / 2400 W
1800 W / 3600 W / 2600 W
1800 W / 3600 W / 2200 W
1800 W / 3600 W / 2200 W
2400 W / 3600 W / 3400 W
3000 W / 6000 W / 3800 W
3600 W / 7200 W / 4600 W
3600 W / 7200 W / 4600 W
USB / DC Outputs (Summary)
2× USB-A (18 W), 2× USB-C (100 W), Car 12.6 V 10 A (126 W), 2× DC5521 (12.6 V 3 A)
2× USB-A (18 W), 2× USB-C (100 W), Car 12.6 V 10 A (126 W), 2× DC5521 (12.6 V 3 A)
USB-A 18 W each; USB-C 100 W each; Car 12.6 V 10 A (126 W); DC5521 12.6 V 3 A ×2
2× USB-A (18 W), 2× USB-C (100 W), Car 12.6 V 10 A, 2× DC5521 (12.6 V 3 A)
USB-A 18 W each; USB-C (100 W + 30 W + 30 W); Car 12.6 V 10 A (126 W)
USB-A 18 W ×1; USB-C 140 W ×1 + 45 W ×2; Anderson 12.6 V 30 A (378 W); Car 12.6 V 10 A (126 W)
USB-C 140 W ×1; USB-A 18 W ×1; Anderson 12 V 30 A (378 W); Car 12 V 10 A (126 W)
USB-C 140 W ×1 + 45 W ×2; USB-A 18 W ×1; Anderson 12 V 30 A (378 W); Car 12 V 10 A (126 W)
AC Input (Max Power / Charge Time)
1500 W, 0–100% ≈ 56 min
1500 W, 0–80% ≈ 45 min
1500 W, 0–80% ≈ 60 min
1500 W, 0–100% ≈ 56 min
1800 W, 0–80% ≈ 68 min
1800 W, 0–80% ≈ 68 min
1800 W, 0–80% ≈ 80 min
1800 W, 0–100% ≈ 48 min
Solar Input (Max / Voltage Range)
500 W (11–60 V, 15 A)
500 W (11–60 V, 15 A)
500 W (11–60 V, 15 A)
1000 W (2 × 500 W MPPT)
500 W max PV
1000 W max PV (2 × 500 W)
800 W max PV
1600 W max PV (2 × 800 W, 11–60 V, 18 A per port)
UPS Switch Time
< 10 ms
< 10 ms
≈ 15 ms
< 10 ms
< 10 ms
< 10 ms
≈ 10 ms
≈ 10 ms
Dimensions (L × W × H)
398 × 200 × 284 mm (15.7 × 7.9 × 11.2 in)
398 × 200 × 284 mm (15.7 × 7.9 × 11.2 in)
398 × 213 × 281.5 mm (15.7 × 8.4 × 11.1 in)
398 × 202 × 283.6 mm (15.7 × 8.0 × 11.2 in)
494 × 239 × 305 mm (19.4 × 9.4 × 12 in)
494 × 242 × 305 mm (19.4 × 9.5 × 12 in)
Suitcase design (dimensions not specified)
613.1 × 327.7 × 394.9 mm (24.1 × 12.9 × 15.5 in)
Weight
12.5 kg (27.6 lb)
12.5 kg (27.6 lb)
16 kg (35.3 lb)
16.5 kg (36.4 lb)
20.3 kg (44.7 lb)
22.1 kg (48.7 lb)
32.7 kg (72.1 lb)
33.7 kg (74.3 lb)
Warranty
5 Years
5 Years
5 Years
5 Years
5 Years
5 Years
5 Years
5 Years
EcoFlow DELTA 3 Classic Warranty
EcoFlow provides up to a 5-year warranty policy, ensuring the absence of defects in materials, workmanship, and performance during the warranty period.
What's Included
1 x EcoFlow DELTA 3 Classic Portable Power Station
1 x AC Charging Cable
1 x Manual
1 x Warranty Card
EcoFlow DELTA 3 Classic Specifications
General Specifications
Net Weight
12.1 kg | 27.1 lbs
Dimensions (H × W × D)
398 × 200 × 283 mm | 15.6 x 7.9 x 11.1 in
Rated Capacity
1024Wh, 51.2V, 20Ah
Cell Chemistry
LFP (LiFePO₄)
Warranty
5-Year Warranty* *Includes 3-year standard warranty and 2-year extended warranty via EcoFlow App registration
Communication Method
Wi-Fi & Bluetooth
UPS
10ms
Environment Temperature Specifications
Optimal Operating Temp
20°C – 30°C | 68°F – 86°F
Charge Temp
0°C – 45°C | 32°F – 113°F
Discharge Temp
-10°C – 45°C | 14°F – 113°F
Storage Temp
-10°C – 45°C | 14°F – 113°F
Input Specifications
AC Input (Charge Only)
1400W
DC Input Port (XT60)
Solar Input: 11-60V⎓15A, 500W Max Car Input: 12V⎓8A 96W Max
Output Specifications
USB-A
5V⎓3A, 9V⎓2A, 12V⎓1.5A (18W Max)
USB-C1
5/9/12/15V⎓3A, 20V⎓5A (100W Max)
USB-C2
5/9V⎓3A, 15V⎓2A (30W Max)
AC Output
120V ~ 60Hz, 1800W Total
X-Boost
2600W
EcoFlow DELTA 3 Classic Manual
Common Customer Questions
Get answers to the most frequently-asked questions customers ask before placing an order.
Is Outbound Power an Authorized Dealer?
Yes! Outbound Power is an Authorized Dealer for every single brand and product on our store.
How long will it take for my order to arrive?
Shipping times vary depending on your location and the product or products ordered.
Order Processing Time Most products are processed within 1-3 business days. If there is a delay in processing your order, we will alert you with as much information as possible about what to expect.
After order processing is complete, you will receive tracking information to monitor your order while it is in transit.
Order Shipping Time Following processing, it may take between 3 and 8 days to arrive, depending on your location.
Please refer to the product page for your item and reference the estimated delivery time frame for more details.
Additionally, you can see the estimated delivery time frame during checkout and receive a tracking number once your order ships.
What are your shipping rates? Do you offer free shipping?
Everything on our store ships for free. Really!
What is Outbound Power's return policy?
Most items may be returned within 30 days of delivery. Please refer to our Returns & Exchanges policy to determine what items are eligible. Returns are not accepted beyond 30 days following delivery.
Are Outbound Power products used/old/refurbished?
Everything sold on our website is brand-new.
Do you price match?
No — we price BEAT! Please refer to our Price Beat Promise for full details.
the wh for the money is excellent and the build quality is great
Bill,
Thank you so much for the awesome review! I’m really glad to hear you’re enjoying the DELTA 3 Classic — it’s definitely one of the best values out there, and EcoFlow did an excellent job on the build quality.
We truly appreciate you choosing Outbound Power, and if you ever need anything at all, I’m always here to help.
Great pricing. When I am ready to upgrade, I plan on doing business with you all again. You value customers and that is greatly appreciated. Thanks for everything.
Thank you for your kind words and support! We’re glad to hear you’re satisfied with our pricing and service. We look forward to assisting you with your upgrade when you’re ready. Thanks again for choosing Outbound Power, and please let us know if we can ever be of service.
Exact fit to the Cummins 4500i small battery compartment.
Thank you for your great review! We're glad the battery fit perfectly and met your expectations. If you need anything else, please don’t hesitate to reach out, we’re always here to help.
Hi Sam, thank you for your fantastic review! We're so glad to hear the Pecron Trolley Kit works great for you. If you need any further assistance, feel free to reach out. Cheers!
This was purchased to run a small compressor when our crews are on job sites where running and moving power cords is inconvenient and time consuming. The generator is lightweight and perfect for the task. We're now investing in a second unit.
Thank you for the great review! We’re glad to hear it is making work easier. We truly appreciate your business. Please let us know if there is anything more we can do to be of service!
I like outbound because they give a good deal discount called. They help when you call nice people when you call the number they answer and help thank you
Hi Melvin, thank you for your kind words! We're glad you had a great experience and appreciate your support. If you need anything else, we're here to help!
Excellent service with excellent pricing. By far the best price I could find on the battery. Delivery arrived in perfect condition. love all the tracking information.
Thank you so much for the kind review! We’re glad we could provide a great price and that everything arrived to your satisfaction. We also appreciate you mentioning the tracking updates. We want every customer to feel informed and confident from order to delivery. Thanks again for choosing Outbound Power and please let us know if we can ever be of service!
Thank you for the positive feedback! We strive to provide excellent customer service and we're glad to hear that you had a great experience with us. We appreciate your support and hope to continue serving you in the future!
Outbound Power did a great job with communication and answered all my presale questions. Shipping was prompt - and was patient with me during a small snafu when my neighbor was being “helpful” and took one of the boxes and neglected to tell me. Great prices too!
Hi James, thank you for taking the time to leave us a review. We are thrilled to hear that you had a positive experience with our team! Thank you for your business and please feel welcome to reach out anytime if we can be of service!
Fantastic service from Jam at Outbound Power made this an easy choice.
We are in the installation phase now and are excited to have a reliable system for our power backup needs.
Thank you for your kind words and for choosing Outbound Power for your backup power needs. We're happy to hear that Jam provided fantastic service and helped make the decision process easy for you. Our goal is always to help customers find a reliable backup power solution that fits their needs.
We’re excited for you to begin the installation phase and are confident you’ll be pleased with the Anker SOLIX E10 Smart Hybrid Whole-Home Backup System. Thank you again for choosing Outbound Power!
This works very well. I can charge my unit and expansion batteries more than twice as fast as using a 120 volt wall outlet. I think it also helps with the battery temperature.
Hi there, thank you for your positive feedback! We're glad to hear that the cable is working well for you and is able to charge your unit and expansion batteries at a faster rate. If we can be of service again, please let us know!
