🔋 Batteries solaires – Jusqu’à 5000 Wh – Recharge secteur ou solaire

🌄 Kits Autonomes Off-Grid – Parfaits pour chalets, vans, sites isolés

⚡ Kits Plug & Play – Installation en 5 min – Économisez jusqu’à 368€

🚐 Énergie pour van, bateau, camping-car – 100% mobile & fiable

🧰 Régulateurs, convertisseurs, accessoires – Tout pour une installation optimisée

📦 Livraison gratuite en France & Europe – Tracking inclus

🌞 +6000 kWc installés – Faites confiance à Watt+

🔋 Batteries solaires – Jusqu’à 5000 Wh – Recharge secteur ou solaire

🌄 Kits Autonomes Off-Grid – Parfaits pour chalets, vans, sites isolés

⚡ Kits Plug & Play – Installation en 5 min – Économisez jusqu’à 368€

🚐 Énergie pour van, bateau, camping-car – 100% mobile & fiable

🧰 Régulateurs, convertisseurs, accessoires – Tout pour une installation optimisée

📦 Livraison gratuite en France & Europe – Tracking inclus

🌞 +6000 kWc installés – Faites confiance à Watt+

TP400 Portable Solar Panel – 400W, Waterproof IP65, Lightweight and Foldable, High Efficiency 23.4%
TP400 Portable Solar Panel – 400W, Waterproof IP65, Lightweight and Foldable, High Efficiency 23.4%
TP400 Portable Solar Panel – 400W, Waterproof IP65, Lightweight and Foldable, High Efficiency 23.4%
TP400 Portable Solar Panel – 400W, Waterproof IP65, Lightweight and Foldable, High Efficiency 23.4%
TP400 Portable Solar Panel – 400W, Waterproof IP65, Lightweight and Foldable, High Efficiency 23.4%

TP400 Portable Solar Panel – 400W, Waterproof IP65, Lightweight and Foldable, High Efficiency 23.4%

Regular price €790
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Paiement sécurisé

ℹ️ Description du produit

TP400 Portable Solar Panel – 400W High Efficiency with IP65 Protection

The TP400 solar panel offers a mobile, powerful and reliable solution to power your equipment with green energy, wherever you are.

Thanks to a solar efficiency of 23.4% , it ensures rapid and efficient recharging of your batteries or energy stations

🔆 Key Features:

  • Power: 400W
  • Yield: 23.4% – among the highest on the market
  • Output port: MC4, current up to 25A
  • Protection: IP65 – waterproof and dustproof
  • Dimensions: 78 × 240 × 3 cm (folded 78 × 60 × 7.5 cm)
  • Weight: 12.5 kg (light and easily transportable)
  • Adjustable tilt: adjustable support to capture optimal sunlight
  • Connection: possibility of series or parallel mounting

🏕️ Perfect for:

  • Camping and Outdoor Adventures
  • Recharging energy stations
  • Off-grid home use
  • Survival in an isolated environment or energy autonomy

This panel is CE certified and designed for maximum durability, even in harsh weather conditions. Easy to transport thanks to its foldable and compact design.

Comes with user manual – ready to use.

📞 Call an advisor 📧 Send an email

400W Portable Foldable Solar Panel

The 400W portable solar panel is positioned as an innovative and nomadic energy solution, ideal for transforming sunlight into clean and accessible energy regardless of location.

Designed to meet the demands of mobile users, this foldable device combines power, compactness, and robustness, delivering remarkable efficiency. Whether at home, camping, or aboard an RV, it provides reliable power for a variety of electronic devices, facilitated by its compatibility with EcoFlow stations, renowned for their performance.

Equipped with monocrystalline cells that exceed 22% efficiency, reaching a peak of 23%, this solar panel guarantees fast charging even in variable weather conditions. The integrated MPPT technology continuously optimizes energy capture, thus maximizing its efficiency.

The portable, foldable design allows for easy transport thanks to a protective case that doubles as a self-supporting, adjustable stand. This intelligent design results in equipment that is both durable and lightweight, promising efficient energy autonomy anywhere.

400W Portable Solar Panel: powerful and portable solution for clean energy in all circumstances

Advantages and Features of 400W Portable Solar Panel: High Efficiency, Portability and Multiple Uses

The 400W portable solar panel stands out for its remarkable balance between power and mobility. Thanks to its modular construction, it meets a multitude of uses with simplicity and efficiency:

  • Exceptional efficiency : Monocrystalline cells offer an efficiency greater than 22%, ensuring constant and rapid energy production, even in cloudy conditions.

  • Optimized portability : with a weight varying between 16 and 19 kg, and compact dimensions when folded, the system moves easily, even on uneven terrain.

  • Versatile uses : suitable for camping, nomadic living, campervan travel or home energy autonomy.

  • EcoFlow Compatibility : Easily connects to DELTA, DELTA PRO, and DELTA MINI series portable batteries, as well as other devices with MC4 connectors.

  • Easy installation : the case protects the panel and serves as a self-supporting stand with tilt adjustment, facilitating optimal orientation facing the sun.

Characteristic

Description

Advantage

Nominal power

400 W

Sufficient power supply for multiple equipment

Cell type

Monocrystalline

High yield > 22%

Weight

16-19 kg

Easy mobility

Protection

IP65 to IP68 rating, ETFE film

Resistance to shock, water and dust

Compatibility

EcoFlow DELTA and others

Extended flexibility of use

Practical Uses and Installation Tips of the Portable 400W Foldable Solar Panel

Maintenance Guide and Performance Optimization of the 400W Portable Foldable Solar Panel

To maximize the energy efficiency of the 400W foldable panel, it is essential to follow proper installation and maintenance guidelines. Its lightweight design combined with a robust design ensures easy use in a variety of environments. During installation:

  • Position the panel at an adjustable angle to capture the maximum amount of sunlight.

  • Use the case/stand to ensure stability even on uneven surfaces.

  • Connect the panel to a compatible EcoFlow station via the supplied MC4 cables to ensure optimized charging with MPPT technology.

At the maintenance level:

  • Clean the surface regularly with a damp cloth to remove dust and dirt.

  • Check electrical connections, especially terminals, which can be sensitive if mishandled.

  • Store the panel in its protective cover to avoid damage during transport.

These simple practices ensure stable performance while extending the device's lifespan. The minimum 2-year warranty is a testament to the product's reliability.

Stage

Action

Expected result

Facility

Panel tilt and position adjustment

Optimization of captured power

Login

Using EcoFlow compatible MC4 cables

Efficient charging with MPPT

Interview

Regular cleaning of the surface

Maintaining maximum performance

Storage

Using the protective cover

Preserving sustainability

Innovative solutions to extend the life of your portable 400W foldable solar panel

Advanced Maintenance Techniques to Maximize the Longevity of Your 400W Portable Foldable Solar Panel

Maintaining a 400W portable solar panel requires effective methods to ensure its longevity. Beyond traditional cleaning, some innovative practices can help maximize its durability:

  • Automatic monitoring via EcoFlow-compatible applications to track performance in real time and detect any anomalies.

  • Regular inspection of connectors and cables to prevent wear caused by friction or improper handling.

  • Use of specific UV protective treatments on the surface of the ETFE film to prevent premature aging.

Technological innovations to enhance the durability of your portable 400W foldable solar panel

Technical advances now make it possible to design flexible panels that are both powerful and resistant:

  • Reinforced multi-layers incorporating ETFE films guaranteeing excellent robustness against shocks and humid conditions.

  • IP65 to IP68 technology ensuring optimal sealing against dust and water splashes.

  • Modular fastening systems to reduce mechanical stress during transport and installation.

Innovation

Advantage

Impact on sustainability

Multi-layer ETFE film

Reinforced protection against shocks and UV rays

Extends lifespan

Waterproof rating IP65-IP68

Water and dust resistance

Reliability in extreme conditions

Monitoring via EcoFlow app

Rapid anomaly detection

Preventive maintenance made easy

Modular fixings

Reduction of mechanical constraints

Reduced risk of breakage

The integration of these solutions is a guarantee of sustainability, making the 400 W solar panel a real safe bet for sustainable portable energy.

Eco-friendly materials and design for a more durable portable 400W foldable solar panel

Eco-design and reduced environmental impact of portable 400W foldable solar panels

Combining power and respect for the environment is at the heart of the 400W solar panel's design. The use of robust yet recyclable materials limits the ecological impact while offering exemplary durability. Key points include:

  • ETFE films are both lightweight and recyclable, reducing the use of non-biodegradable plastics.

  • Structures made from recycled aluminum alloys, guaranteeing lightness and strength.

  • Responsible manufacturing protocols ensured by ECOFLOW, with CE, RoHS and FCC certifications, guaranteeing compliance with the strictest environmental and safety standards.

Foldable models allow for more compact transport, reducing the carbon footprint associated with travel and logistics. This ingenious design also facilitates end-of-life recycling thanks to simplified assembly.

Appearance

Material / Process

Eco-responsible impact

Protective film

Recyclable ETFE

Less plastic waste

Chassis

Recycled aluminum alloy

Lightness, robustness and recyclability

Certifications

CE, RoHS, FCC

Compliance with European and international standards

Foldable design

Modular assembly

Facilitates transportation and recycling

FAQ

  • What is the average lifespan of a 400W ECOFLOW portable solar panel?
    The lifespan is generally more than 10 years thanks to durable materials and proper maintenance, with an official guarantee of at least 2 years.

  • Does the panel perform well in cloudy weather?
    Yes, thanks to high-efficiency monocrystalline cells and MPPT technology, it works efficiently even under diffused light or bad weather.

  • Can multiple 400W panels be connected at the same time?
    Absolutely, the panels support series or parallel connection, which increases the overall available energy power.

  • Does the carrying case actually serve as a stand?
    Yes, it is designed to be sturdy and self-supporting with a tilt adjustment system that optimizes sun exposure during use.

  • What accessories are included with this portable solar panel?
    The product comes with MC4 connection cables, carabiners, user manual and a carrying case, ready to use right out of the box.

📦 Livraison & Suivi – Tout ce que vous devez savoir

🚚 Quel est le délai de livraison ?

Nos commandes sont préparées et expédiées sous 24 à 48h ouvrées.

La livraison prend en général 3 à 7 jours ouvrés en France métropolitaine et en Europe selon votre zone.

🏷️ Par quel transporteur ma commande est-elle envoyée ?

Nous travaillons avec des transporteurs fiables comme Colissimo, Chronopost, ou Mondial Relay selon le poids et l’adresse de livraison.

🔍 Est-ce que je reçois un numéro de suivi ?

Oui ✅ Dès que votre commande est expédiée, vous recevez automatiquement un email avec votre lien de suivi. Vous pourrez suivre votre colis en temps réel à chaque étape.

🌍 Livrez-vous à l’international ?

Oui, nous livrons partout en France, DOM-TOM, Belgique, Luxembourg, Suisse et Europe élargie.

📦 Et si je suis absent lors de la livraison ?

Pas de souci ! Le livreur laissera un avis de passage ou déposera le colis en point relais le plus proche

En savoir +

Très satisfait de mon kit solaire !
J’ai installé le kit Plug & Play en moins de 10 minutes. Je suis bluffé par la simplicité. Je recommande Watt+ les yeux fermés

Excellent service client J’avais une question sur le branchement et l’équipe m’a répondu dans l’heure. Super suivi, bravo !


Économies visibles dès le premier mois
Mon kit autoconsommation 3kWc fonctionne parfaitement. Ma facture EDF a déjà baissé. Merci Watt+ !

Livraison rapide et bien emballée
Commandé lundi, reçu vendredi. Tout était protégé, prêt à poser. Très pro

Top pour mon van aménagé
J’ai pris un panneau flexible avec batterie portable pour mes week-ends en van, et ça marche nickel

Le site est clair et les fiches techniques complètes J’ai pu tout comparer facilement avant d’acheter. C’est rassurant quand on ne s’y connaît pas trop

Le meilleur rapport qualité-prix que j’ai trouvé J’ai comparé avec Amazon et Leroy Merlin. Watt+ est imbattable en service et qualité


Mon installateur m’a conseillé Watt+
Et je comprends pourquoi ! Livraison rapide, matos solide et prix raisonnable

Design compact et puissant
Les panneaux sont discrets mais très efficaces. Idéal sur ma terrasse en ville

Commande facile, site fluide et clair
Paiement sécurisé, bons conseils, tout s’est bien passé. Je recommanderai bientôt une batterie

🔧 Foire aux Questions – Watt+

📦 Quels sont les délais de livraison ?

Les commandes sont expédiées sous 24 à 48h. La livraison prend généralement 3 à 5 jours ouvrés en France et en Europe

🚚 Quel transporteur va livrer ma commande ?

Nous travaillons avec des transporteurs fiables comme Colissimo, Chronopost, Mondial Relay ou DHL, selon le type de colis et votre localisation

🔍 Vais-je recevoir un numéro de suivi ?

Oui ! Dès l’expédition de votre commande, vous recevrez automatiquement un numéro de tracking par email pour suivre votre colis en temps réel

💡 Est-ce que les kits solaires sont simples à installer ?

Absolument ! Nos kits Plug & Play s’installent en moins de 5 minutes : il suffit de les brancher à une prise. Aucun technicien requis

🔋 Faut-il acheter une batterie séparément ?

Cela dépend du produit :

  • kits Off-Grid incluent souvent une batterie
  • kits Plug & Play s’utilisent sans batterie.

    ➡️ Vérifiez le contenu de l’offre dans la fiche produit.

🌧️ Les produits sont-ils résistants à l’eau ?

Oui, la plupart de nos panneaux sont étanches (IP65 ou plus) et conçus pour résister aux conditions extérieures : pluie, vent, chaleur

🏠 Est-ce compatible avec mon appartement ou ma maison ?

Oui.

  • appartement (balcon/terrasse), optez pour un kit Plug & Play
  • maison ou entreprise, choisissez un kit autoconsommation avec plus de puissance.

🏕️ Puis-je l’utiliser en voyage (van, camping, etc.) ?

Bien sûr ! Nos kits solaires portables et stations d’énergie sont parfaits pour les road-trips, camping, bateaux, chalets, etc.

📞 Que faire si j’ai besoin d’aide ?

Notre équipe est disponible 7j/7 par téléphone au +33 7 57 99 11 14 ou par email à contact@wattplus.net.

✅ Garantie & SAV

Tous nos produits bénéficient d’une garantie de 2 à 5 ans, selon le fabricant. Notre SAV est réactif et à votre écoute