SKU: 49997841944

EcoFlow DELTA 3 Ultra Plus – 3,072Wh / 3,600W Portable Power Station + Smart Output Priority Tech | Expandable to 11kWh | 5-Year Warranty | Complete Solar Kit

Sale price$911.69 Regular price$1012.99
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Ships within 48 hours · Estimated delivery Aug 6 - Aug 11

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Description

EcoFlow DELTA 3 Ultra Plus – 3,072Wh / 3,600W Portable Power Station + Smart Output Priority Tech | Expandable to 11kWh | 5-Year Warranty | Complete Solar KitPower through outages, off grid adventures, or rising energy costs with the EcoFlow DELTA 3 Ultra Plusa next gen, high capacity portable power station built for serious backup and long term reliability. With 3,072Wh capacity, expandable up to 11kWh, and 3,600W output (7,200W surge), this unit delivers unmatched versatility and peace of mind. Key Features & Benefits Smart Output Priority Use the app to choose which circuits stay powered, extending

Power through outages, off-grid adventures, or rising energy costs with the EcoFlow DELTA 3 Ultra Plus—a next-gen, high-capacity portable power station built for serious backup and long-term reliability. With 3,072Wh capacity, expandable up to 11kWh, and 3,600W output (7,200W surge), this unit delivers unmatched versatility and peace of mind.

Key Features & Benefits

  • Smart Output Priority – Use the app to choose which circuits stay powered, extending runtime when it matters most.

  • Massive 3,072Wh Capacity – Expandable up to 11kWh with extra batteries or Smart Generator for multi-day power.

  • OASIS 3.0 Smart App – Real-time monitoring, remote control, scheduled tasks & Storm Guard Mode for auto backup.

  • 3,600W Output (7,200W Surge) – Run power-hungry devices like dryers, fridges, or electric stoves with ease.

  • 6 Fast Charging Methods – Wall, solar, generator, alternator, dual (solar+gen), or solar+alternator – ready in as little as 48 minutes.

  • Automotive-Grade LFP Batteries – 10-year lifespan, CTC structure, advanced BMS, Class B certified.

  • Easy Home Integration – Connect via inlet box or manual transfer switch for seamless backup power.

  • Ultra-Quiet (25dB) – Quiet, stepless fan control ensures silent operation even under load.

  • Built to Withstand It All – Designed for extreme cold, heat, humidity, and mobile use.

  • 5-Year Warranty – Includes 3-year base + 2-year extension via EcoFlow app

Ecoflow DELTA 3 ULTRA Series Key Differences

User Manual / Documents:


Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 49997841944

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4.2 ★★★★★
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Verified Purchase
Jeannie Moore
Houston, US
★★★★★ 5
Love my socks!
They fit perfect!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 19, 2026
P
Verified Purchase
PPeter
Massapequa, US
★★★★★ 1
Too large. Correct size not depicted.
SIZE 10-14... Too large. Product details says "Regular" size. Returning.
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Reviewed in the United States on March 16, 2026
S
Verified Purchase
Stacey Lovejoy
Lowell, US
★★★★★ 2
Too big
The one size fits all was too big for me.
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Reviewed in the United States on March 10, 2026
L
Verified Purchase
Lyssetic
Natrona Heights, US
★★★★★ 5
Favorite Socks Ever
Size: Medium, Color: Black/Assorted, Size: Medium, Color: Black/Assorted
I absolutely love these socks, they compress in the middle which is my favorite thing about them! Keeps them from slipping off my feet and also adds support, love love love how they feel and how long they last! This is my second pack that I’ve purchased, I had the multi colored ones before and they’ve lasted me two years before finally starting to wear out and fade and get holes. Definitely going to be routinely buying these every year. Good to wear with my work out shoes...winter boots, Nike sandals, and my everyday adidas sneakers. These are so worth it!
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Reviewed in the United States on May 28, 2019
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Verified Purchase
Carol
San Leandro, US
★★★★★ 5
Great ankle socks that stay put at a great price!!
Size: 6-9, Color: Assorted
These are great! I have been looking for a low profile ankle sock that is thinner but doesn’t ride down. (Picky, right?) I try to walk 5-7 miles on my days off. So it’s very important for me to not have to stop every couple of hundred yards, bend down, fix socks, then continue on my way while grumbling about NOT GREAT socks. These are not those socks. They really do stay put!!! And enough cushion to be comfortable also. So definitely a repeat!!
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Reviewed in the United States on December 2, 2018

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