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The Ecosonique 400W is a folding monocrystalline solar suitcase with kickstands, a 40V MC4 output for power stations and a multi-port junction box for phones and tablets. It folds to roughly 26 x 22 x 3 inches and has a carabiner clip for hanging on a pack or tent. It suits campers and outage preppers who want one panel that feeds both a solar generator and small devices. Against rival 400W folding panels it is a mid-tier option: the 400W figure is a peak rating, so expect noticeably less in real sun, and the 10 ratings on record are too few to call it proven.
In stockSold by EcoweeReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.
Only a handful of ratings exist, averaging 4.3 out of 5. Buyers describe it as a workable folding panel for camping and backup power, but there is not enough feedback to judge reliability over time.
This is a 400W portable solar panel in a foldable, suitcase-style design. It uses monocrystalline solar cells and is meant for solar generators, power stations, RVs, camping, hiking and emergency use. It has kickstands and an MC4 connector.
The panel folds down to 26.18 x 22.44 x 2.95 inches for storage. A carabiner clip is included for attaching it to a backpack or tent. The construction is lightweight and durable.
The multi-protocol junction box supports Apple 2.4A, Samsung 5V/2A and DCP 1.5A, so it can charge devices such as smartphones, tablets and power banks. Built-in safeguards protect against overcharging and short circuits.
