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Overview

EcoFlow DELTA 3 Ultra portable power station delivers 3600W continuous power, 10ms UPS and 25dB quiet operation. Long-lasting LiFePO4 battery supports 4 charging ways for home, RV and off-grid power backup.

EcoFlow Delta 3 Ultra 3600W 3072Wh Portable Power Station LiFePO4 Battery

Model: 717921228177
Web Code: 19931914
Sold and shipped by

Available for deliveryAvailable online only

Delivery times vary by location. Most Marketplace items leave sellers' locations within 2 business days. Allow additional time for shipping.

Enjoy on orders from this seller.

Seller Return Policy

Read return policy

Warranty

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

What's included:

  • 1 X Power Station Kit

Features:

• Built to Handle It All. With 3600W continuous output (7200W surge) powered by X-Quiet 3.0 technology, DELTA 3 Ultra is ready for nearly all your essential appliances. From refrigerators and microwaves to heaters and power tools, this portable power station delivers reliable performance at home, in your RV, or off-grid.

<10ms UPS for Uninterrupted Backup. Never lose power when it matters most. DELTA 3 Ultra automatically switches to battery mode in under 10 milliseconds, keeping sensitive devices like PCs, Wi-Fi routers, and medical equipment running without interruption. No manual setup required—just instant peace of mind.

• Silent as a Whisper. Enjoy quiet, dependable backup power at just 25dB under load. Thanks to advanced cooling design, DELTA 3 Ultra is whisper-quiet, making it ideal for overnight use, small apartments, and RVs where silence and comfort are key.

• 4 Ways to Charge Up. Stay flexible with four fast charging options: wall outlet, solar panels, car input, or EcoFlow Smart Generator. With EcoFlow’s X-Stream technology, DELTA 3 Ultra recharges quickly so you’re always prepared for power outages, road trips, or outdoor adventures.

• Built to Last. Equipped with a durable LiFePO4 battery, DELTA 3 Ultra is built for 10 years of daily use. Its EV-grade CTC structure and 24/7 battery protection system ensure reliable performance in extreme heat, cold, or heavy loads—true resilience you can count on.

• To ensure prompt delivery, please note that the DELTA 3 Ultra Power Station and 400W Solar Panel will be shipped separately. If you receive one item before the other, kindly await the arrival of the remaining item.

Specification:

• Power Source:Solar

• Type:Power Station

• Current Type:AC/DC

• Voltage:120 V

• Power:3600W

• Net Weight:32.7±0.6kg

• Capacity:3072Wh

• Size:625.99mm×327.71mm×394.95mm

Package:

1 X Power Station Kit

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

Shipping Charges

Free standard shipping on all orders.

Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

Shipping is not available in the following areas*:
  • Quebec
*Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.
Product Category
Sports and recreation products
Return/Exchange Period
30 days
Condition
Opened

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