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390W BC Monocrystalline Flexible Solar Panel
- 390W High-Efficiency BC Monocrystalline Solar Cell, Efficiency Over 23.5%
- Ultra-Light & Thin Flexible Design, Only 4.8kg, Static Bending Radius ≥25cm
- Perfectly Fits Curved RV, Van, Yacht and Camper Surfaces Without Drilling
- IP67 Waterproof & Dustproof MC4 Connector, Anti-Tear & Wind Resistant Up To 5400Pa
- Wide Operating Temp Range: -40℃ ~ +85℃ (-40℉~185℉)
- Excellent Low-Light Performance, Over 80% Output At 200W/m² Dim Light
- Pre-Installed Adhesive & Reinforced Mount Holes, 15-Minute Quick Installation
- Durable Polished ETFE Surface, Captures 15% More Sunlight, Anti-UV & Salt Spray & Hail
- No Fragile Glass Panel, 10 Times Higher Tear Resistance Than Standard Thin Film Panels
- Pre-Wired MC4 Connectors, Max System Voltage Up To 600V DC
- Compatible With 12V/24V Battery Systems
- Airline-Friendly With No Built-In Battery
- Ideal For Off-Grid Cabins, RV, Trailer, Marine Vessel & Outdoor Solar Lighting
390W BC Monocrystalline Flexible Solar Panel is tailor-made for wholesale bulk orders, boasting over 23.5% conversion efficiency to keep steady high output even in low-light conditions.
Its IP67 waterproof MC4 connectors and -40℃~+85℃ broad working temperature ensure long-term stable outdoor performance. The ultra-thin flexible design adapts to various curved surfaces, with pre-installed adhesive and MC4 cables supporting drill-free fast mounting. It is a top-tier power solution for RV, yacht, trailer distributors and large-scale off-grid energy projects.
Its IP67 waterproof MC4 connectors and -40℃~+85℃ broad working temperature ensure long-term stable outdoor performance. The ultra-thin flexible design adapts to various curved surfaces, with pre-installed adhesive and MC4 cables supporting drill-free fast mounting. It is a top-tier power solution for RV, yacht, trailer distributors and large-scale off-grid energy projects.
Core Product Advantages
- High-Efficiency Power – BC back-contact mono silicon cells, 390W peak power, efficiency over 23.5%, capturing 15% more sunlight than conventional panels
- IP67 Rating – Waterproof & dustproof MC4 connector, resistant to salt spray, hail and coastal corrosive environments
- Ultra-Thin Flexible Build – 3mm thin sheet, static bending radius ≥25cm, seamlessly fits curved RV roofs, vans and yacht hulls
- Lightweight Design – Only 4.8 kg / 10.58 lbs, 50% lighter than traditional rigid glass solar panels, easy to transport and mount
- Drill-Free Quick Installation – Pre-installed adhesive plus reinforced mounting holes, finish full setup within 15 mins without damaging vehicle structures
- Excellent Low-Light Performance – Over 80% power output at 200W/m² weak light, stable power generation on cloudy days
- Durable ETFE Surface – Anti-UV & anti-tear coating, tear resistance 10 times higher than standard thin-film panels, withstands 5400Pa wind pressure
- Wide Operating Temperature – -40℃ to +85℃ (-40℉~185℉), stable performance in extreme hot and cold outdoor conditions
- Safe Electrical Specs – Max system voltage 600V DC, Class II application grade, ±5% power tolerance, compatible with 12V/24V battery banks
- Pre-Wired MC4 Connectors – Plug-and-play connection, simple series & parallel expansion
- Full International Certifications – UL, CE, FC, RoHS, ISO9001 certified, suitable for global export use
- Off-Grid Solar Charging – Independent outdoor power solution, perfect for cabins, sheds, marine vessels and outdoor solar lighting
- Airline-Friendly – No built-in battery, convenient for travel and outdoor camping use
- We also offer OEM/ODM services for bulk orders of this solar panel.
Package Includes
- 1 × 390W BC Monocrystalline Flexible Solar Panel
- 1 × User Manual
Product & Packaging Specs
- Model: GT-DSP-S390
- Special Feature: Ultra Flexible Panel with BC Back-Contact Solar Cells
- Material Type: High-Grade BC Monocrystalline Silicon + Polished ETFE Surface Layer
- Low-Light Performance: Output Retention >80% at 200W/m² Irradiance
- Application Safety Class: Class II
- Cell Efficiency Rating: Over 23.5% Premium BC Monocrystalline Cells
- Static Bending Radius: ≥25 cm / ≥9.84 inches
- Overall Dimensions: 46.3 × 39.37 × 0.1 in
- Net Weight: 4.8 kg
- Connector Standard: MC4 Solar Connector
- Maximum System Voltage: 600 Volts DC
- Operating Temperature Range: -40℃ ~ +85℃
- Power Output Tolerance: ±5%
- Environmental Protection Rating: IP67 Waterproof & Dustproof
Product Specifications
| Item | Parameter | Item | Parameter |
|---|---|---|---|
| Maximum Power | 390 W | Maximum Power Voltage | 24 V |
| Maximum Power Current | 16.25 A | Open-circuit Voltage | 28.5 V |
| Short-circuit Current | 16.45 A | Connector Type | MC4 |
| Operating temperature | -40℃ ~ +85℃ | Maximum System Voltage | 600V DC |
| Product Weight | 10.58 lbs | Product Dimensions | 46.3 × 39.37 × 0.1 in |
Frequently Asked Questions (FAQs)
It adopts premium BC back-contact monocrystalline cells with conversion efficiency over 23.5%, capturing 15% more sunlight than traditional panels. The static bending radius reaches ≥25cm to fit curved RV and yacht surfaces. Equipped with anti-UV polished ETFE surface, its tear resistance is 10 times higher than standard thin-film panels. It only weighs 4.8kg (10.58 lbs), 50% lighter than rigid glass solar panels, and maintains over 80% power output under weak light of 200W/m².
STC standard parameters: Pmax=390W, Vmp=24V, Voc=28.5V, Imp=16.25A, Isc=16.45A. The 24V maximum power voltage perfectly fits 12V & 24V off-grid battery systems for RV and marine use. Its max system voltage is 600V DC, supporting series and parallel combination expansion.
We have complete global certifications including UL, CE, FC, RoHS and ISO9001. It complies with Class II electrical safety standard, fully meeting import and market access standards of EU and the US, helping wholesalers avoid extra customs compliance costs.
Operating temperature range: -40℃ ~ +85℃ (-40℉~185℉), stable performance in frigid northern areas and hot coastal tropics. The MC4 connector is IP67 waterproof & dustproof, the ETFE surface resists salt spray and hail, ideal for marine and all harsh outdoor environments.
Drill-free installation design. Pre-attached adhesive and reinforced mounting holes are reserved on the panel back. Each package contains 1 piece of 390W solar panel and 1 user manual. The whole installation can be finished within 15 minutes without damaging RV or yacht structures.
We accept flexible MOQ and mixed container orders. The panel power tolerance is controlled within ±5%. We provide long-term product warranty, full test reports, technical guidance and free marketing material packs for all wholesale partners.
It targets off-grid mobile energy markets, widely used for RV, camper vans, yachts, travel trailers, remote cabins, farm sheds and outdoor solar lighting. It is a hot-selling product for RV accessory dealers, marine equipment suppliers and off-grid energy system wholesalers.
Product dimensions: 1760 × 1000 × 3 mm / 46.3 × 39.37 × 0.1 in; net weight: 4.8kg (10.58 lbs). Static minimum bending radius ≥25cm; excessive bending will break internal cells. Its ultra-thin flexible structure saves shipping space and lowers ocean freight cost for bulk shipments compared with rigid solar panels.
