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Model SWF120W | Monocrystalline | 36 Full Cells | Monofacial | 1000V System Voltage
The SunWorld SWF120W 120W flexible monocrystalline solar panel is designed for reliable off‑grid power where space and weight matter most. This high quality module delivers 120 watts of output using efficient monocrystalline cells protected by a durable ETFE surface. The flexible construction allows gentle bending for curved installations on RV roofs, boats, camper vans, and portable outdoor systems. With a lightweight 3.2 kg design and slim 3 mm profile, handling and mounting are kept simple even in tight spaces. The panel offers a wide operating temperature range from -40°C to +55°C for dependable performance in demanding weather. MC4 connectors and pre‑installed PV cables simplify electrical integration with common charge controllers and portable power stations. Manufactured by Dongguan SunWorld Co., Ltd., an experienced exporter with global certifications, this panel is a dependable choice for long term mobile and stationary solar applications.
Flexible and low profile design: The 3 mm thin flexible laminate follows gentle curves on RVs, boats, and off‑grid roofs, reducing wind drag and visual impact.
Lightweight for easy installation: At only 3.2 kg per panel, handling is easy and mounting loads on lightweight roofs and mobile applications are kept low.
High efficiency monocrystalline cells: Cell efficiencies of 20–22% help deliver strong power density, making better use of limited roof or deck area.
Durable ETFE surface: The ETFE top layer from Japan offers improved light transmission, stain resistance, and weather durability compared with standard PET films.
Plug‑and‑play connectivity: Factory‑fitted MC4 connectors and 800 mm PV cables support quick connection to MPPT or PWM controllers and compatible power systems.
Proven global manufacturer: SunWorld has years of export experience, serving off‑grid, RV, security, and telecom applications in more than 50 countries.
This flexible solar panel converts sunlight into usable DC power through high efficiency monocrystalline cells interconnected in a 36 cell array. Each cell generates a small direct current when illuminated, and the series wiring increases the overall voltage to an optimal operating point for common 12V battery systems. Under standard test conditions, the panel provides a maximum power of 120 watts at an operating voltage of about 18.68 volts and a current of 6.42 amps. The ETFE‑EVA‑cell‑EVA‑double backsheet laminate protects the cells from moisture, UV exposure, and mechanical stress. Power is delivered through weatherproof MC4 connectors and 2.5 mm² PV cable, which are then connected to a suitable solar charge controller and battery bank. When correctly installed with heat dissipation under the module, the system runs efficiently across a wide temperature range and supports dependable off‑grid power generation.
Solar energy collection: The ETFE surface features a textured finish that enhances light absorption on the cell surface. Sunlight passes through the ETFE layer and EVA encapsulant before reaching the monocrystalline cells, where photons are converted into electrical energy.
DC power generation and output: The 36 cells are arranged in a 4×9 configuration, providing an open circuit voltage of approximately 22.3 volts. At the maximum power point, the panel delivers a stable current for charging 12V battery systems through a compatible charge controller.
System integration and protection: An IP65 junction box with integrated diode protection helps reduce reverse current and enhances system safety. MC4 connectors and 800 mm cables allow series or parallel wiring with additional panels, enabling flexible array sizing for RV, marine, and remote power projects.
| Brand / Manufacturer | Dongguan SunWorld Co., Ltd. (MPPTSun) |
| Model Number | SWF120W |
| Technology / Cell Type | Flexible monocrystalline |
| Maximum Power (Pmax) | 120 Wp |
| Voltage at Pmax (Vmpp) | 18.68 V |
| Current at Pmax (Impp) | 6.42 A |
| Open Circuit Voltage (Voc) | 22.3 V |
| Short Circuit Current (Isc) | 6.76 A |
| Power Tolerance | ±5% |
| Solar Cell Efficiency | 20–22% |
| Module Efficiency (approx.) | High efficiency compact module for 120 W output |
| Operating Temperature Range | -40°C to +55°C |
| Temperature Coefficient of Pmax | -0.43 %/°C |
| Panel Dimensions (H × W × D) | 1088 × 670 × 3 mm |
| Weight | 3.2 kg |
| Cell Count and Layout | 36 cells, 4 × 9 array |
| Encapsulant and Laminate Structure | ETFE + EVA + Cell + EVA + Double Backsheet |
| Front Surface Material | ETFE, imported from Japan |
| Junction Box Protection Rating | IP65, copper contacts with 1 × 20A diode |
| Connector Type | MC4 compatible |
| Cable Cross‑section and Length | 2.5 mm² PV cable, 800 mm length |
| Mounting Holes | 4 × Φ6 mm, width spacing about 656 mm |
| Recommended Bend Radius | Gentle bend, less than 35° during installation |
| Installation Notes | Install on a flat or gently curved insulated surface with heat dissipation beneath the panel. |
| Country of Origin | China |
Certifications: Manufacturer reports ISO9001, IEC, CE, ROHS, SGS, and CNAS at factory level.
Inverter Compatibility: Suitable for 12V class off‑grid systems when used with compatible PWM or MPPT charge controllers. Check controller input limits before wiring series strings.
Environmental: ETFE frontsheet and IP65 junction box support outdoor use in RV, marine, and remote monitoring installations with appropriate mounting and sealing.
Warranty: 1‑year limited product warranty from the manufacturer on materials and workmanship.
● Available | Contact us for lead time and pricing
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