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B&Q£100.99Visit shop B&Q - 150W Solar Panel Monocrystalline Perc Shade Resistant20.14% Efficiency With Mc4 For 12V Caravan Camping Motorhome
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The GWSOLAR 150W Solar Panel is designed for off-grid enthusiasts, caravan owners, and campers who require reliable power in environments where partial shading or debris is common. By utilizing a full parallel cell design, this monocrystalline PERC panel ensures that localized obstructions do not cause a total system drop-off, maintaining consistent charging for 12V battery banks. While it offers excellent efficiency and durability, users should note that the included 1-meter cable length may require additional MC4 extension cables depending on the distance between the mounting location and the charge controller.
| Model Part Number | 7759891724030 |
|---|---|
| Brand | GWSOLAR |
Yes, you can connect multiple panels in parallel to increase current or in series to increase voltage, provided they do not exceed the input limits of your charge controller.
No, this is a standalone solar panel module. You will need a separate 12V-compatible solar charge controller to regulate the voltage before it reaches your battery.
The panel is weather-resistant and designed for outdoor use, capable of withstanding rain, snow, and wind, provided the MC4 connections are properly sealed.
No, this panel is not designed to be walked on. Pressure from foot traffic can crack the solar cells or the glass surface.
It means the panel converts 20.14% of the sunlight hitting its surface into usable electricity, which is a high standard for modern monocrystalline panels.
Check for debris, leaves, or partial shading on the panel surface; even though it is shade-tolerant, total light blockage will reduce output.
Verify that all MC4 connections are tight and check the settings on your charge controller to ensure it is correctly configured for your battery chemistry.
Inspect MC4 connectors for signs of corrosion or moisture ingress and replace the connectors if they do not click securely into place.
To set up the panel, mount it to a secure, flat surface using appropriate brackets that allow for adequate airflow underneath for heat dissipation. Connect the MC4 leads to your solar charge controller (or solar generator input) using compatible extension cables if necessary. Always ensure you connect the panel to the charge controller before connecting the controller to your battery to prevent damage. For maintenance, periodically wipe the glass surface with a soft, damp cloth to remove bird droppings or heavy dust, ensuring maximum light absorption. Avoid using abrasive cleaning agents that could scratch the anti-reflective coating.
