Product Specification
- Model: EcoFlow DELTA Pro 3
- Capacity: 4096Wh (expandable from 4kWh to 48kWh)
- AC Output: 4000W (120V & 240V dual voltage)
- Battery Type: LFP (LiFePO4)
- Noise Level: 30 dB (X-Quiet ultra-quiet operation)
- Dimensions: 27.38" × 13.43" × 16.16"
- Mobility: Wide wheels + ergonomic telescoping handle
- Connectivity: WiFi + Bluetooth
- App: EcoFlow App (iOS & Android) — whole home control, smart power, real-time battery insights, always-on AC supply
- Color: Silver/Black
- Condition: Brand New
Output Ports (14 Ports — Power Up to 14 Devices)
- 1 x TT-30 (120V / 30A) — RV Port
- 1 x NEMA 6-20R (240V)
- 4 x NEMA 5-20 (120V / 20A each)
- 1 x L14-30 (240V)
- 2 x USB-C Output
- 2 x USB-A Fast Charge Output
- 1 x Anderson Port
- 1 x DC5521 Output
- 1 x Remote Control Port
Expandable Capacity — 4kWh to 48kWh
- 1 × DELTA Pro 3 = 4kWh
- 2 × DELTA Pro 3 = 8kWh
- 3 × DELTA Pro 3 = 12kWh
- Up to full system = 48kWh — whole-home multi-day backup
Smart App Features
- Whole Home Control – Manage all connected circuits and devices from one app
- Smart Power Mode – Automatically optimizes charge/discharge based on usage and solar input
- Real-Time Battery Insights – Live wattage, charge level, input/output monitoring
- Always-On AC Supply – Seamless UPS-grade power continuity for critical appliances
Product Features
- ✅ 4000W Dual-Voltage AC Output – Delivers both 120V and 240V to power heavy appliances including central AC, EV chargers, and workshop tools
- ✅ Expandable 4kWh to 48kWh – Modular stacking design scales from single-unit backup to whole-home energy storage
- ✅ 30 dB X-Quiet Technology – Whisper-quiet operation safe for bedrooms, nurseries, and living spaces overnight
- ✅ 14-Port Simultaneous Output – Powers RVs, workshops, home offices, and outdoor setups all at once
- ✅ On-the-Go Ready – Wide wheels, ergonomic telescoping handle, and compact design for effortless transport
- ✅ WiFi + Bluetooth Smart Control – Full home energy management via EcoFlow app with real-time insights and always-on AC supply
- ✅ LFP Battery Chemistry – Long-cycle LiFePO4 cells for maximum safety, longevity, and thermal stability
Why Choose EcoFlow DELTA Pro 3
The EcoFlow DELTA Pro 3 portable power station is the most powerful and scalable home backup solution in EcoFlow's lineup. Starting at 4096Wh and expandable all the way to 48kWh, it delivers 4000W of 120V/240V dual-voltage AC output — enough to run central air conditioning, EV chargers, refrigerators, and an entire home's critical circuits simultaneously.
Key Benefits
- 4000W dual-voltage (120V/240V) output handles the heaviest home and workshop loads without compromise
- Expandable from 4kWh to 48kWh — the only portable power station that grows into a full home energy system
- 30 dB X-Quiet operation runs silently day and night, safe for every room in the house
- 14 output ports including TT-30 RV, L14-30, Anderson, and dual USB-C cover every power need
- Wide wheels and telescoping handle make moving 4kWh of power as easy as rolling a suitcase
Note:
This is not a complete list or inclusion of all compatible laptop models. You can open the back of your laptop to check the original battery model. If you have any compatibility questions, please contact us online.High Quality Garanteed
Our battery products are manufactured using high-quality materials and advanced technology to ensure stability and reliability.
The casing is made of durable materials, the mainboard adopts advanced technology, and the battery core is produced with high-quality raw materials to ensure that it will not be damaged after long-term use.
Our products are equipped with multiple protection technologies such as overvoltage, overcurrent, and overcharge to effectively protect the safety of batteries and equipment.
The casing is made of durable materials, the mainboard adopts advanced technology, and the battery core is produced with high-quality raw materials to ensure that it will not be damaged after long-term use.
Our products are equipped with multiple protection technologies such as overvoltage, overcurrent, and overcharge to effectively protect the safety of batteries and equipment.
Shipping Methods
| Shipping Methods | Ship To | Est. Delivery Time | Shipping Cost | Taxes & Fees |
|---|---|---|---|---|
| USPS / DHL | United States | 10-15 business days | Free | Free |
| Canada Post | Canada | 10-15 business days | Free | Free |
| Royal Mail / Yodel | United Kingdom | 15-20 business days | Free | Free |
| DHL | Germany | 15-20 business days | Free | Free |
| La Poste | France | 15-20 business days | Free | Free |
| Correios | Mexico/Spain/IT | 15-25 business days | Free | Free |
| Local Carriers | SE Asia / East Asia | 5-10 business days | Free | Free |
| Local Carriers | Rest of Europe | 20-25 business days | From $5.99 | Free |
| Local Carriers | UAE / Saudi Arabia / Israel | 16-20 business days | From $7.99 | Free |
📦 Shipping & Tracking Information
Looking for faster shipping? We offer local warehousing services. Please visit our "Local Delivery" page for items available for immediate dispatch.
1. How to Track Your Package:
Please choose the tracking link that corresponds to your destination:
- Europe & The Americas: 17track.net/en
- The Middle East: mena56.com
- Asia: 17exp.kingtrans.cn
Need Help?
If you cannot find your package on any of the above websites, please contact us immediately.
📧 Email: sales@batterymall.com / info@batterymall.com
📱 WeChat/WhatsApp: (+86) 198 6775 1872 / (+86) 191 2767 3310
🚚 Estimated Delivery Time
(1) Shipping from China:
- To Asia: 5-20 business days
- To North America: 10-15 business days
- To Europe/South America: 15-20 business days
(2) Shipping from Local Warehouses:
- From US Warehouse: 3-5 business days
- From European Warehouse: 2-10 business days
- From Russian Warehouse: 3-5 business days
Please note: Exact arrival times depend on the specific country and customs processing.
⚠️ Tax & Customs Information:
Global product prices include customs duties (some countries require a tax ID). Please refer to the settlement invoice for specific shipping costs. Special handling is required if your package is inspected.
Payment Methods
Paypal
Payments by PayPal, no PayPal account required. Paypal is safe and free for buyers.
PayPal account: Payment@batterymall.com
Account Name: ShenZhen KingSener Science and Technology Co., Ltd
Credit or debit card
VISA, MasterCard, the United States n Express,Maestro & Laser Card, APPLE Pay,etc.
PayPal never shares your financial information with us.
WeChat Pay
Currently only supports QR code payment. Please contact WeChat customer service and go to WeChat App to scan the QR code to complete the payment.
Google Pay
Pay with Google Pay, which is more convenient and faster.
Apple Pay
If you use an Apple device, you can use Apple Pay to pay, which is more convenient and faster.
Bank Transfer
If you cannot use the above payment methods and the order amount exceeds HK$2000, please contact our customer service to obtain your bank account and pay via bank transfer.
Q&A
Quick FAQ:Laptop Battery Care & Troubleshooting
- How long does a KingSener battery last?2 to 3 years (approx. 500-800 charge cycles) under normal temperatures.
- Laptop says "Battery Not Detected". How to fix?1. Hard Reset: Unplug AC, remove battery, hold power button for 30 seconds.
2. Clean Contacts: Wipe metal connection pins.
3. Reset Drivers: Uninstall battery drivers in Device Manager, then restart.
4. Update BIOS: Ensure motherboard firmware is up to date. - Can I leave my laptop plugged in 24/7?Yes, the built-in TI chip prevents overcharging. Tip: To prevent long-term cell swelling, unplug and drain the battery to 40% twice a month.
- How do I store a laptop battery long-term?Store it at 50% charge in a cool, dry place. Never store at 0% or 100%. Cycle the battery every 3 months to maintain chemical activity.
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Are KingSener batteries safe?Yes. All batteries feature built-in IC protection against short-circuits, over-voltage, and overheating. Fully CE, FCC, and RoHS certified.