Compatible with DELTA Pro Ultra and DELTA Pro Ultra X Inverters. Expandable capacity – Increase the capacity of DELTA Pro Ultra X with an extra 6144Wh. Plug-and-play without setup. And use the EcoFlow app to monitor and control. The Highest Safety…
Original price was: $3,299.$1,199.50Current price is: $1,199.50.
Save 64%Availability: 25 in stock
Questions about this product? Email us (contact@texassolarstore.com)
Engineered for maximum reliability, extreme durability, and clean portable power
Equipped with automotive-grade LiFePO4 battery cells offering 3,000+ full charge cycles. Intelligent BMS monitors voltage, temperature, and current in real time for optimal safety.
Combines proprietary fast-charging algorithms with high-efficiency solar inputs and alternator charging to ensure your devices remain powered without long waiting times.
Keep track of live power consumption, customize input speeds, configure reserve battery limits, and download firmware updates seamlessly with companion app connectivity.
Every unit ships factory-sealed in heavy-duty reinforced packaging from our fulfillment center:
| Model Name | EcoFlow DELTA Pro Ultra Series Smart Extra Battery |
|---|---|
| Merchant SKU | TSS-ECO-0034 |
| Condition | Brand New • Factory Sealed |
| Warranty | 2 Years Official Manufacturer Coverage |
| Return Window | 30-Day Free Returns ($0.00 Return Label • Refund within 5 Business Days) |
| Shipping Cost | $0.00 USD (Free US Shipping on All Orders) |
| Delivery Time | 3–6 Business Days Total (1–2d Handling + 2–4d Transit, Mon–Sat) |
Expand your portable power station with matching high-efficiency companion gear
Based on 2 verified buyer reviews
Plug-and-play setup right out of the box. App monitoring over Wi-Fi and Bluetooth is super intuitive. Great buying experience with Texassolarstore.
Arrived in 3 business days in factory-sealed EcoFlow packaging from Houston. Works flawlessly and charges super fast via AC and solar panels. Highly recommend Texassolarstore!
Orders placed before 2:00 PM PST (GMT-08:00) begin processing the same day. Handling time is 1–2 business days (Mon–Sat) and transit time is 2–4 business days (Mon–Sat), for a total delivery time of 3–6 business days across all US destinations. Shipping is 100% free ($0.00 USD) on every order.
Yes. Every EcoFlow product sold by Texassolarstore is 100% brand new, authentic, and factory-sealed in original retail packaging, backed by a full 2-year official manufacturer warranty.
You may return any item within 30 calendar days of delivery for a full refund. Return shipping is 100% free ($0.00 USD — we provide a prepaid return label) and there is $0.00 restocking fee. Once your return is received and inspected at our Houston, TX facility, your refund is processed within 5 business days back to your original payment card.
We accept major Credit and Debit Cards (Visa, Mastercard, American Express, and Discover) in US Dollars (USD $) over a 256-bit SSL encrypted checkout. We do not use digital wallets or Buy Now, Pay Later (BNPL) services.
Compatible with DELTA Pro Ultra and DELTA Pro Ultra X Inverters.
| Weight | 14.5 lbs |
|---|
Marcus Vance (verified owner) –
Arrived in 3 business days in factory-sealed EcoFlow packaging from Houston. Works flawlessly and charges super fast via AC and solar panels. Highly recommend Texassolarstore!
Elena Rostova (verified owner) –
Plug-and-play setup right out of the box. App monitoring over Wi-Fi and Bluetooth is super intuitive. Great buying experience with Texassolarstore.