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EcoFlow 400W Portable Solar Panel

EcoFlow 400W Portable Solar Panel
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$999.00
$999.00 - $999.00
$999.00
$699.00
$699.00 - $699.00
$699.00
✓ Authorized EcoFlow Dealer
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✓ FREE Shipping on Most Orders Over $5000
✓ PRE-ORDER: ETA Mid December
✓ Questions? Talk to a EcoFlow Expert: 1-303-876-7654

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PRE-ORDER: This item is currently out of stock at EcoFlow. New stock is expected mid-December 2026, and pre-orders ship as soon as it arrives.
EcoFlow

EcoFlow 400W Portable Solar Panel

The EcoFlow 400W Portable Solar Panel is a high-efficiency, foldable solar solution designed for on-the-go power generation. Built with monocrystalline silicon cells for superior energy conversion, this durable and weather-resistant panel maximizes solar input for camping, RV trips, off-grid living, and emergency backup power.

Its compact, foldable design makes transportation and storage effortless, while the adjustable kickstand ensures optimal sun exposure for enhanced performance. Compatible with a variety of portable power stations, the EcoFlow 400W Solar Panel provides a reliable, eco-friendly energy source wherever you need it.

EcoFlow 400W Portable Solar Panel
Lowest Price Guarantee
Authorized EcoFlow Dealer
Genuine EcoFlow Equipment
1-Year Warranty Coverage
Free Shipping
0% APR Financing via Affirm

Why the EcoFlow 400W Portable Solar Panel

Cell Type

Monocrystalline silicon

Dimensions

42.0 x 94.1 x 1.0 in | 106.8 x 239.0 x .4 cm

Huge Solar Output

The EcoFlow 400W portable solar panel offers high solar output, conversion efficiency rating, and a convenient folding design so it’s ready to grab and go at any time.

Charge Faster, Wherever You Go

A single solar panel with a unique folding design, the EcoFlow 400W solar panel combines powerful energy production and portability. To achieve a higher solar conversion efficiency of up to 23%, EcoFlow uses multi busbar monocrystalline cells, so you get even more energy to recharge your portable power.

Ready For The Outdoors

Made from durable and flexible materials, the portable solar panel is perfect for off-grid living and travel. Its multi-layered design offers high impact resistance for the rugged outdoors, while its 27.5 pound light-weight means effortless carrying to a campsite. A rigid layer embedded in the carry case protects the panel from overbending when you carry or store it.

Built To Weather The Storm

Our 400W portable solar panel can carry on collecting energy even during a downpour. With a protective ETFE film and a high IP resistance level of 68, the solar cells can withstand environments from humid and wet to dry and dusty.

EcoFlow 400W Portable Solar Panel Specifications

Rated Power 400W
Cell Type Monocrystalline silicon
Efficiency 22.40%
Dimensions 42.0 x 94.1 x 1.0 in | 106.8 x 239.0 x .4 cm
Connector Type MC4 Solar Connector
Open Circuit Voltage 48V (Vmp 41V)
Short Circuit Current 11A (Imp 9.8A)
Weight (Solar Panel) 35.3 lbs | 16.0 kg
Weight (with Kickstand Case) 41.9 lbs | 19 kg

Documentation & Downloads

EcoFlow 400W Portable Solar Panel Spec Sheet (PDF)

Lowest Price Guarantee

Find it cheaper at another authorized EcoFlow dealer? Call us before you order and we will take care of you.

Authorized EcoFlow Dealer

This is genuine EcoFlow equipment, sold and supported by Renewable Outdoors as an authorized dealer. Coverage: 1-Year per the manufacturer terms stated for this product.

Help From People Who Sell These Every Day

Call (303) 876-7654. We would rather spend ten minutes sizing your system correctly than process a return later.

EcoFlow 400W Portable Solar Panel: Frequently Asked Questions

What is the 400W Portable Solar Panel compatible with?
Compatible with a variety of portable power stations, the EcoFlow 400W Solar Panel provides a reliable, eco-friendly energy source wherever you need it.
What's covered under the warranty?
EcoFlow backs the 400W Portable Solar Panel with a 1-Year warranty per the manufacturer's terms stated for this product. As your retailer, Renewable Outdoors can also help you navigate a warranty claim — call us at (303) 876-7654.
What is the power output of the 400W Portable Solar Panel?
The 400W Portable Solar Panel is rated at 400W (Rated Power). Check the spec table above for the full electrical ratings before pairing it with other equipment.
What voltage does the 400W Portable Solar Panel run on?
The 400W Portable Solar Panel operates at 48V (Vmp 41V) (Open Circuit Voltage). Make sure the rest of your system is built for the same voltage before ordering.
How big and heavy is the 400W Portable Solar Panel?
The 400W Portable Solar Panel has dimensions of 42.0 x 94.1 x 1.0 in | 106.8 x 239.0 x .4 cm and a weight of 35.3 lbs | 16.0 kg. Plan your mounting and placement around those figures.
Is this genuine EcoFlow equipment?
Yes. Renewable Outdoors is an authorized EcoFlow dealer, and this product is genuine EcoFlow equipment.
Does Renewable Outdoors offer financing or price matching?
Yes. We offer 0% APR financing options through Affirm at checkout, and the 400W Portable Solar Panel is backed by our Lowest Price Guarantee — if you find it cheaper at another authorized EcoFlow dealer, call us at (303) 876-7654 before you order and we will take care of you.

Customer Reviews

Overall rating: 4.6 / 5 from 13 reviews.

Customer photo review of EcoFlow 400W Solar Panel

Easy to set up but not totally impressed with the case that acts like a stand . I will be looking for a better support for it . It worked flawlessly once plugged in

Thomas N. 4/5 Verified

EcoFlow 400W Solar Panel

No puedo compartir fotos y videos porque no era para mí, lo compré para un regalo. Pero estoy agradecida con el proceso. La verdad que me sorprendió mucho la rapidez con la que llegó el equipo. Y por dentro era exactamente como se describe. Gracias por su gestión.

Yanis G. 5/5 Verified

EcoFlow 400W Portable Solar Panel

Did the research, fits my needs, good price point, excellent service

Richard M. 5/5 Verified

EcoFlow 400W Solar Panel

Best Price! Fast Delivery! Good Updates! Working as advertised! After seven days without power after Hurricane Beryl, gives peace of mind knowing that I can keep critical items (refrigerator & freezer) and some comfort conveniences running during a power outage.

John O. 5/5 Verified

EcoFlow 400W Solar Panel

Being able to get ready for hurricanes in Puerto Rico is a must. It is great to be able to buy and ship preparedness items to get ready to weather the storms.

Justo H. 5/5 Verified

EcoFlow 400W Solar Panel

Can’t add a photo cause it’s on my roof but works great I need one more for more wattage

Kevin W. 5/5 Verified

EcoFlow 400W Solar Panel

Great shipping and packaging. Haven’t had a chance to use the panel but seems well made

Michael N. 5/5 Verified

EcoFlow 400W Solar Panel

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