--- product_id: 638080480 title: "8kWh Home Battery Backup: 2 DELTA Pro 3 with 50 Amp Hub, 120/240V 8000W AC Output, Solar Generator for Home Use, Camping Accessories, Emergencies, Power Outages, RVs" brand: "ef ecoflow" price: "$26818.09" currency: USD in_stock: true category: "Ef Ecoflow" url: https://www.desertcart.ec/products/638080480-8kwh-home-battery-backup-2-delta-pro-3-with-50 store_origin: EC region: Ecuador --- # 8000W peak AC output 8kWh expandable LFP battery 18 versatile power outlets 8kWh Home Battery Backup: 2 DELTA Pro 3 with 50 Amp Hub, 120/240V 8000W AC Output, Solar Generator for Home Use, Camping Accessories, Emergencies, Power Outages, RVs **Brand:** ef ecoflow **Price:** $26818.09 **Availability:** ✅ In Stock ## Summary > 🔋 Power your lifestyle, unplugged and unstoppable. ## Quick Answers - **What is this?** 8kWh Home Battery Backup: 2 DELTA Pro 3 with 50 Amp Hub, 120/240V 8000W AC Output, Solar Generator for Home Use, Camping Accessories, Emergencies, Power Outages, RVs by ef ecoflow - **How much does it cost?** $26818.09 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/638080480-8kwh-home-battery-backup-2-delta-pro-3-with-50) ## Best For - ef ecoflow enthusiasts ## Why This Product - Trusted ef ecoflow brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Plug & Play Simplicity:** No installation, no fuss—portable design with app control makes managing your power effortless, anywhere you go. - • **Whisper-Quiet Operation:** X-Quiet tech keeps noise as low as 30 dB—perfect for peaceful nights and focused work without disruption. - • **Instant Backup, Unstoppable Life:** Ultra-fast 10 ms switchover ensures zero downtime for your critical devices—stay connected and protected during outages. - • **Endless Energy, Zero Fuel Hassles:** 4096Wh battery capacity expandable up to 48kWh with 7+ charging options including solar and EV chargers—power your life off-grid for days. - • **Double the Power, Double the Freedom:** Chain two DELTA Pro 3 units for a massive 8000W output—run virtually every home appliance without a hitch. ## Overview The EF ECOFLOW 8kWh Home Battery Backup combines two DELTA Pro 3 units linked via a 50 Amp Hub to deliver a robust 8000W AC output. Featuring a high-capacity 4096Wh LFP battery expandable up to 48kWh, it supports 18 power outlets and 7+ charging methods including solar and EV charging. Designed for seamless plug-and-play use with app control, whisper-quiet operation, and ultra-fast backup switching, it’s the ultimate clean energy solution for home, camping, and emergency power needs—all backed by a 5-year warranty. ## Description desertcart.com : EF ECOFLOW 8kWh Home Battery Backup: 2 DELTA Pro 3 with 50 Amp Hub, 120/240V 8000W AC Output, Solar Generator for Home Use, Camping Accessories, Emergencies, Power Outages, RVs : Patio, Lawn & Garden ## Features - [Double Power, Expanded Home Use] Easily chain together two units of DELTA Pro 3 using the 50 Amp Hub. It doubles the AC output to 8000W, so you can run 99% of all home appliances, including high-wattage ones like a clothes dryer or electric heater. - [Forget Refueling] Featuring a 4096Wh LFP battery capacity, expandable to 48kWh with extra batteries or smart generators, providing 2-4 days of whole-home backup power. With 7 unique and 18 combo charging methods like AC wall outlets, solar panels, gas generators, EV charging piles, or the EcoFlow smart home panel 2, you can forget fuel worries. - [Plug and Play] Experience hassle-free power with the DELTA Pro 3, a versatile portable power station that's easy to set up, even a kid can manage it. No installation or maintenance required. Its portable handle design makes this solar generator perfect for clean, renewable energy anywhere, anytime. Control and monitor your power with the EcoFlow app, even remotely. - [Silent as a Whisper] With X-Quiet technology, this solar generator operates at a peaceful hum as low as 30 dB, ensuring undisturbed sleep even beside your bed. Its whisper-quiet operation is so discreet, you'll hardly notice it's there, making it perfect for both indoor and outdoor use. - [Uninterrupted Life] With the ultra-fast 10 ms switch-over capability of the EcoFlow DELTA Pro 3, enjoy instant backup for your NAS systems, servers, and entertainment devices. Safeguard against power disruptions and ensure continuous, safe operation. This portable power station is your reliable partner for an uninterrupted life. - [Explore the Secure Feeling] The EcoFlow DELTA Pro 3 features automotive-grade LFP cells and IP65-rated CTC battery pack technology, safeguarding battery health and extending lifespan. Enjoy peace of mind with a 5-year warranty and exceptional customer service, available anytime for any issues. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0D14FSBYV | | Additional Features | EcoFlow Home Battery Backup: 2 DELTA Pro 3with Double Voltage Hub | | Best Sellers Rank | #561,768 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #1,311 in Outdoor Generators | | Brand Name | EF ECOFLOW | | Color | 240V/8000Wh | | Customer Reviews | 4.3 4.3 out of 5 stars (4) | | Engine Type | 4 Stroke | | Frequency | 60 hertz | | Fuel Type | Non-gasoline | | Ignition System Type | Electric Start | | Included Components | EcoFlow Home Battery Backup: 2 DELTA Pro 3 with 50 Amp Hub | | Item Dimensions L x W x H | 16.16"L x 13.43"W x 27.38"H | | Item Type Name | power-generators | | Item Weight | 230 pounds | | Manufacturer | EcoFlow | | Manufacturer Part Number | EFD521 | | Material Type | Aluminum, Lfp, Copper, Plastic, Rubber | | Model Name | EFD521 | | Model Number | EFD521 | | Number of Items | 3 | | Number of Packs | 2 | | Output Wattage | 4000 | | Power Source | Solar Powered | | Recommended Uses For Product | Residential | | Running Wattage | 8000 watts | | Runtime | 2 minutes | | Starting Wattage | 4000 watts | | Total Power Outlets | 18 | | UPC | 842783143075 | | Unit Count | 2 Count | | Voltage | 240 volts_of_alternating_current | | Warranty Description | 5 Year Manufacturer | | Wattage | 4096 watt-hours | ## Product Details - **Brand:** EF ECOFLOW - **Fuel Type:** Non-gasoline - **Included Components:** EcoFlow Home Battery Backup: 2 DELTA Pro 3 with 50 Amp Hub - **Item Weight:** 230 pounds - **Output Wattage:** 4000 - **Power Source:** Solar Powered - **Recommended Uses For Product:** Residential - **Special Feature:** EcoFlow Home Battery Backup: 2 DELTA Pro 3with Double Voltage Hub - **Voltage:** 240 volts_of_alternating_current - **Wattage:** 4096 watt-hours ## Images ![8kWh Home Battery Backup: 2 DELTA Pro 3 with 50 Amp Hub, 120/240V 8000W AC Output, Solar Generator for Home Use, Camping Accessories, Emergencies, Power Outages, RVs - Image 1](https://m.media-amazon.com/images/I/61GfsZvhmPL.jpg) ![8kWh Home Battery Backup: 2 DELTA Pro 3 with 50 Amp Hub, 120/240V 8000W AC Output, Solar Generator for Home Use, Camping Accessories, Emergencies, Power Outages, RVs - Image 2](https://m.media-amazon.com/images/I/41XeiBDDr8L.jpg) ![8kWh Home Battery Backup: 2 DELTA Pro 3 with 50 Amp Hub, 120/240V 8000W AC Output, Solar Generator for Home Use, Camping Accessories, Emergencies, Power Outages, RVs - Image 3](https://m.media-amazon.com/images/I/41uyhfbFKoL.jpg) ![8kWh Home Battery Backup: 2 DELTA Pro 3 with 50 Amp Hub, 120/240V 8000W AC Output, Solar Generator for Home Use, Camping Accessories, Emergencies, Power Outages, RVs - Image 4](https://m.media-amazon.com/images/I/41OMy5R2HwL.jpg) ![8kWh Home Battery Backup: 2 DELTA Pro 3 with 50 Amp Hub, 120/240V 8000W AC Output, Solar Generator for Home Use, Camping Accessories, Emergencies, Power Outages, RVs - Image 5](https://m.media-amazon.com/images/I/51uCjkyRJHL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - EF ECOFLOW 8kWh Home Battery Backup: 2 DELTA Pro 3 with 50 Amp Hub, 120/240V 8000W AC Output, Solar Generator for Home Use, Camping Accessories, Emergencies, Power Outages, RVs - EF ECOFLOW 400W Portable Solar Panel, Foldable & Durable, Complete with an Adjustable Kickstand Case, Waterproof IP68 for Outdoor Adventures --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.ec/products/638080480-8kwh-home-battery-backup-2-delta-pro-3-with-50](https://www.desertcart.ec/products/638080480-8kwh-home-battery-backup-2-delta-pro-3-with-50) --- *Product available on Desertcart Ecuador* *Store origin: EC* *Last updated: 2026-09-15*