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180 Watt Walkable Semi-Rigid Solar Panel - Sunpower A+ Grade 24.4% Efficient Cells

Deliver reliable, high-output solar power with the 180 Watt Walkable Semi-Rigid Solar Panel, designed for marine and RV off-grid applications where space, performance, and durability matter most.

Engineered with SunPower A+ Grade monocrystalline solar cells (24.4% efficiency), this panel delivers superior performance even in partial shade and extreme heat. Its new lightweight fiberglass backing plate design is 3mm thinner than standard walkable panels (4mm vs 7mm), allowing for better heat dissipation and efficiency in hot climates.

Built to withstand the harsh marine environment, this rugged, semi-rigid solar panel can be safely walked on when properly mounted — ideal for boat decks, van roofs, and camper racks.

Whether you’re cruising the ocean or traveling off-grid in your van, this high-efficiency 180W SunPower panel ensures consistent, quiet, and renewable power wherever you go.

📦 Ships UPS Ground from Denver or Michigan usually day after payment.

⚙️ Key Features

• Premium SunPower A+ Grade Cells – 24.4% efficiency for top-tier performance in all light conditions.

• Walkable & Semi-Rigid Design – Durable enough for deck and roof mounting; perfect for marine and RV use.

• Thinner, Lighter, Cooler – New 4mm design dissipates heat better than 7mm panels for optimal output in hot climates.

• Shade-Tolerant Technology – Delivers excellent power even under partial shading.

• Marine-Grade Durability – Resistant to salt, water, and UV exposure for long-term reliability.

• Quiet, Clean Energy – No moving parts, zero emissions — just efficient off-grid power.

• 5-Year Warranty – Backed by Custom Marine Products’ quality guarantee.

📏 Specifications

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