120W Semi-Flexible Solar Panel with Monocrystalline PERC Cells – Reinforced PCB Design for Compact Motorhome and Marine Installations 

Compact, lightweight, and built to last, this 120W semi-flexible solar panel is ideal for tight spaces and smaller off-grid energy systems. Designed with Monocrystalline PERC cells achieving >23% efficiency, and protected by a fiberglass-reinforced PCB core with dual ETFE surfaces, it delivers reliable performance with excellent resistance to impact, UV, corrosion, and delamination.

Its low-profile form factor, trampling resistance, and ability to flex up to 10° make it perfect for motorhomes, campervans, boats, and custom installations where space and durability matter.

Product Features:

• ⚡ Monocrystalline PERC solar cells – High-efficiency cells with >23% conversion rate for strong energy output in a compact panel

• 🔬 PERC technology – Delivers better performance in partial shade, low light, and high-temperature conditions

• 🛠️ Reinforced PCB construction – Embedded 1.6mm fiberglass layer offers enhanced resistance to cracking, impact, and surface stress

• 🌞 Dual-layer ETFE coating – Durable and UV-resistant for long-term use in marine and outdoor conditions

• 🖤 All-black backsheet – Clean, discreet aesthetic for installations on dark-coloured roofs and vehicles

• 📏 Panel dimensions: 1220 × 535 × 3mm – compact and versatile for smaller spaces

• 🪶 Extremely lightweight – Just 2.9kg, making it ideal for roof or portable use where every gram counts

• 🌊 IP67 waterproof rating – Designed for exposure to rain, saltwater, and dust

• 🔌 Pre-wired for fast setup – Includes 2 × 90cm cables (4.0mm²) and MC4 connectors

• ⚙️ Flexible mounting – Can be bonded to slightly curved surfaces up to 10° or fixed mechanically
  

• 🛡️ Covered by a 3-year warranty – Peace of mind for long-term motorhome or marine applications

Electrical Specifications

Temperature Coefficients

Mechanical Specifications

Panel Construction:

• Dual ETFE outer layers for UV resistance and corrosion protection

• EVA encapsulation for stability and shock absorption

• High-efficiency Monocrystalline PERC cells

• PCB base with embedded fiberglass for strength and durability

• All-black backsheet

• IP67-rated junction box with MC4 connectors

Ideal For:

• Campervans, motorhomes, and caravans

• Boats, yachts, and marine installations

• Compact or portable off-grid solar systems

• Trailers, tool sheds, and small custom setups

• Curved or flat surfaces with weight or space restrictions

Combining lightweight flexibility with proven toughness, this 120W solar panel is a practical solution for mobile and marine energy needs where space is limited but performance can’t be compromised.