Anker SOLIX PS400 400W Solar Panel - IP67 Waterproof, 23% Efficiency

Is the Anker SOLIX PS400 the Right 400W Solar Panel for Your Power Station?

Your portable power station is great. But right now, it's sitting at 30% charge because your current panel can't keep up. You've tried those flimsy 100W panels that take all day to deliver meaningful power. Or maybe you're running mismatched gear and constantly wondering if you're actually getting the watts the spec sheet promised.

Here's the problem: underpowered panels turn your power station into a paperweight during extended trips. When clouds roll in or afternoon shade creeps across your campsite, slow charging becomes no charging. And that means rationing power instead of using it freely.

The Anker SOLIX PS400 400W solar panel changes that equation completely. With 23% conversion efficiency and 400 watts of output, this monocrystalline foldable panel delivers up to 1.5x faster charging than typical 20% efficiency alternatives. It's built for DIY solar enthusiasts who already own a power station and want serious charging capability without the guesswork.

• 400W monocrystalline cells with 23% efficiency - harvest more energy from the same sunlight, cutting charge times significantly compared to lower-efficiency panels
• IP67 waterproof and scratch-resistant construction - deploy confidently in rain, dew, or dusty conditions without babysitting your gear
• Four adjustable angles (30°/40°/50°/80°) - optimize sun exposure throughout the day without repositioning the entire panel
• Includes MC4 and XT60 cables - plug directly into Anker power stations or adapt to other brands with standard MC4 connectors
• Generates approximately 2kWh daily - keep your power station topped off for multi-day off-grid stays
• Folds to briefcase size (39 × 26.6 × 2 in) - transport and store without dedicating your entire vehicle to solar gear

SOLIX PS400 Features and Performance

23% Monocrystalline Efficiency

The PS400 uses high-grade monocrystalline cells rated at 23% conversion efficiency. That's not a marketing number; it translates directly into faster charging. Where a typical 400W panel with 20% efficiency might deliver 320 usable watts in real conditions, the PS400 gets you closer to rated output. For power station owners, this means less time waiting and more time using your stored energy.

IP67 Weatherproof Rating

Most portable panels claim weather resistance. The SOLIX PS400 backs it up with IP67 certification, meaning it handles full submersion in water up to one meter for 30 minutes. In practical terms, you don't need to scramble when a surprise rain shower hits your campsite. The scratch-resistant surface also holds up to the inevitable bumps and scrapes of outdoor use.

Four-Position Adjustable Kickstand

Sun angle changes throughout the day. The PS400's integrated kickstand locks into four positions (30°, 40°, 50°, and 80°) so you can optimize capture without improvising with rocks and sticks. Built-in eyelets also allow semi-permanent mounting on RV roofs, boat decks, or cabin exteriors.

Plug-and-Play Connectivity

The panel ships with a 3-meter MC4 cable and a 0.5-meter MC4-to-XT60 adapter. If you're running an Anker power station, you connect directly. For other brands using standard MC4 inputs, you're already covered. One output keeps things simple; no daisy-chain confusion or voltage mismatch headaches.

See full specifications below for complete dimensions, electrical output, and box contents.

Ideal Use Cases for the Anker 400W Foldable Solar Panel

• Extended camping and overlanding trips - Set up once at basecamp and generate enough power to run lights, charge devices, and keep a portable fridge cold for days without driving to recharge.
• RV, van, and boat solar upgrades - The folded briefcase size fits in storage compartments, and the mounting eyelets let you secure it on your roof when you want a semi-permanent installation. If you need more permanent power, consider pairing with Anker's 410W rigid panels for fixed roof mounting.
• Home emergency backup - During grid outages, the PS400 keeps your backup power station charged so you can run essential devices. Daily 2kWh generation handles phones, laptops, a CPAP, and LED lighting without rationing.
• Job site and remote work power - Contractors and field crews can charge tool batteries and run small equipment without hauling fuel or dealing with generator noise.
• Tailgating and outdoor events - Quick deployment means you can set up, charge, and pack down without missing the game or the concert.

Not sure if this is the right fit? Check our FAQs below or contact our power specialists.

Why Choose the SOLIX PS400 Over Smaller Portable Panels?

If you're considering stacking multiple 100W panels to hit 400 watts, think about the tradeoffs. Multiple panels mean multiple connection points, more cables to manage, and more opportunities for setup errors. The PS400 delivers 400 watts from a single folding unit with one output cable. For those starting smaller, the Anker SOLIX 100W foldable panel offers the same 23% efficiency in a lighter package for day trips or as a backup to your main panel.

Compared to generic 400W foldable panels, the PS400's advantages stack up: 23% efficiency versus the typical 20-22%, four angle positions versus two or three, and IP67 waterproofing that matches or exceeds premium competitors. Yes, it weighs 35.3 pounds, which is heavier than some alternatives. But that weight reflects durable construction that won't crack or delaminate after a few seasons of use.

Anker's reputation for power electronics adds another layer of confidence. With millions of charging products sold worldwide and a 2-year warranty on the PS400, you're buying from a brand that stands behind its gear.

Anker SOLIX PS400 Specifications

What's in the Box

• Anker SOLIX PS400 400W Solar Panel
• 3m MC4 Cable
• 0.5m MC4-to-XT60 Adapter Cable
• User Manual

Frequently Asked Questions About the Anker SOLIX PS400

How long does the Anker SOLIX PS400 take to charge a portable power station?

Charge time depends on your power station's capacity and solar input limit. Under optimal sunlight, the PS400 delivers up to 400 watts continuously. For a 1000Wh power station with a 400W solar input limit, expect a full charge in approximately 2.5-3 hours. Larger units like 2000Wh stations will take proportionally longer, typically 5-6 hours in good conditions.

Is the SOLIX PS400 compatible with non-Anker power stations?

Yes. The PS400 uses standard MC4 connectors, which work with most portable power stations from other manufacturers. The included XT60 adapter is specifically for Anker units, but the base MC4 connection is universal. Check your power station's maximum solar input voltage and wattage to confirm compatibility before connecting.

Can I use the Anker 400W solar panel in cloudy or overcast conditions?

The PS400 performs in low-light conditions, though output will be reduced. On overcast days, expect 20-40% of rated capacity depending on cloud density. The 23% efficiency rating helps squeeze more power from diffuse light compared to lower-efficiency panels. For best results, adjust the kickstand angle to face whatever available light you have.

How does the PS400 compare to using multiple smaller solar panels?

A single 400W panel simplifies your setup significantly. You have one unit to position, one cable to connect, and one folding action to deploy. Multiple 100W panels require parallel or series wiring, more setup time, and more points of potential failure. The PS400 weighs more than a single small panel, but less than four 100W panels combined, and takes up less folded space.

Is the Anker SOLIX PS400 waterproof enough for permanent outdoor mounting?

The IP67 rating means the panel can withstand heavy rain, splashing, and even brief submersion. For permanent RV roof or cabin mounting, the integrated eyelets provide secure attachment points. However, prolonged UV exposure and extreme weather will eventually affect any solar panel. For year-round fixed installations, periodic inspection of seals and connections is recommended.

What's the warranty on the Anker SOLIX PS400 solar panel?

Anker provides a 2-year manufacturer warranty covering defects in materials and workmanship. This applies to panels purchased through authorized dealers like Mighty Generators. The warranty does not cover damage from misuse, improper storage, or exceeding the panel's electrical specifications. Still have questions? Contact our power specialists before you order.

Warranty and Authorized Dealer Information

The Anker SOLIX PS400 includes a 2-year manufacturer warranty when purchased from an authorized dealer. This covers defects in materials and workmanship under normal use conditions. Anker's global support network and established reputation for power electronics mean you're backed by a company that takes product quality seriously.

Order from Mighty Generators, an authorized Anker dealer, for full warranty coverage, expert support, and fast shipping. We stock the PS400 and ship directly so you can start generating solar power quickly.

Questions? Our power specialists are here to help. Contact us before or after your purchase for compatibility advice, setup guidance, or system recommendations.