Solar Panel

Flexible Solar Module

Lightweight flexible panel for curved and mobile applications.

  • ConstructionETFE surface, frameless, no glass
  • Power Range50 W – 200 W
  • Max Bend RadiusUp to 30° curvature
  • WeightFrom 1.1 kg (about 80% lighter)
Key Specifications
Power50W – 300W
TypeFlexible
FeatureLightweight
ApplicationCurved / mobile

Product Introduction

The flexible module replaces glass and aluminium with an ETFE (ethylene tetrafluoroethylene) front surface laminated onto a flexible polymer backing. There is no frame and no rigid glass, so the panel bends to roughly 30° of curvature and weighs a fraction of a conventional module — 200 W comes in at about 3.2 kg versus 21 kg for a framed panel of similar output.

ETFE is the key material choice. Compared with the cheaper PET used on entry-level flexible panels, ETFE has a self-cleaning micro-textured surface, far higher UV stability and light transmittance above 95%, which is why it holds output for years instead of yellowing and delaminating after a season or two in strong sun.

Mounting is adhesive, eyelet or hook-and-loop rather than clamped rails, so the panel can follow the curved roof of a motorhome, the deck of a yacht or a tent canopy. One design caution: without an air gap the panel runs hotter than a framed module, so leave ventilation behind it where the surface allows, and expect somewhat lower efficiency per square metre than rigid glass panels.

Main Features

  • ETFE front surface: >95% light transmittance, self-cleaning micro-texture, excellent long-term UV and weather stability.
  • Bends to approximately 30° curvature — mounts on curved RV roofs, boat decks, tents and irregular surfaces.
  • Extremely light and thin: about 80% lighter than a framed glass module, ideal where roof load capacity is limited.
  • Frameless and glass-free, so there is nothing to shatter — safe for mobile and marine use.
  • Flexible mounting: adhesive bonding, brass eyelets or hook-and-loop, with no rails or roof penetrations needed.
  • IP67 junction box with MC4 output; salt-spray resistant for marine environments.

Specifications

ModelPmax (W)Vmp (V)Imp (A)Voc (V)Isc (A)Dimensions (mm)Weight (kg)
EP-FX-0505018.02.7821.62.98630 × 540 × 2.51.1
EP-FX-10010018.25.5021.85.851050 × 540 × 2.51.9
EP-FX-15015018.48.1522.08.651350 × 680 × 2.52.6
EP-FX-20020018.610.7522.211.401580 × 810 × 2.53.2

Item Details

Cell & Electrical Data (STC)

Cell Type
Monocrystalline high-efficiency cells
Front Surface
ETFE, light transmittance > 95%
Maximum System Voltage
600 V DC
Junction Box
IP67 rated with MC4 output cables
Power Tolerance
0 ~ +3%
System Compatibility
12 V / 24 V battery systems via MPPT controller

Mechanical & Mounting

Thickness
2.5 mm (typical)
Maximum Curvature
Approximately 30°
Frame
None — frameless flexible laminate
Mounting Options
Structural adhesive / brass eyelets / hook-and-loop
Backing
Flexible polymer composite
Ventilation Note
Leave an air gap where possible; panel runs hotter than framed types

Environment, Ratings & Warranty

Operating Temperature Range
−20 °C ~ +85 °C
Temperature Coefficient of Pmax
−0.38 %/°C
Salt-Spray Resistance
Yes — suitable for marine use
Water Resistance
IP67 junction box
Product Warranty
3 years
Power Output Warranty
10 years, ≥ 80% output

Core Application Scenarios

  • 01Motorhomes, caravans and camper vans with curved or load-limited roofs
  • 02Yachts, sailboats and marine decks where weight and salt resistance matter
  • 03Tents, awnings, backpacks and portable off-grid power kits
  • 04Curved architectural surfaces and temporary installations where rails cannot be fixed

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