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HIGHLIGHTS
MULTIPURPOSE USE
Product Specifications
| SKU | ISE240N | ||
|---|---|---|---|
| Max Power (Pmax) | 400±5%W | Operating Temperature Limits |
-40℉ ~ +185℉ |
| Solar Cells Efficiency | 25% | Series Fuse Rating | 20A |
| Max. Power Voltage Vmp (V) | 33.16V+5% |
Temperature Coefficient Pmax | -0.32%/K |
| Max. Power Current Imp (A) | 12.36A±5% | Temperature Coefficient Voc | -0.25%/K |
| Open Circuit Voltage Voc (V) | 39.7V±5% | Temperature Coefficient Isc | +0.045%/K |
| Short Circuit Current (Isc) | 13.5A±5% | Dimensions | 67.8x44.6x1.4in |
| Material & Workmanship Warranty | 10 Years | Weight | 44.4 lb |
| Linear power output warranty | 30 Years | Product Type | N-Type Solar Panels |
| SKU | ISE240N |
|---|---|
| Max Power (Pmax) | 400±5%W |
| Solar Cells Efficiency | 25% |
| Max. Power Voltage Vmp (V) | 33.16V+5% |
| Max. Power Current Imp (A) | 12.36A±5% |
| Open Circuit Voltage Voc (V) | 39.7V±5% |
| Short Circuit Current (Isc) | 13.5A±5% |
| Material & Workmanship Warranty | 10 Years |
| Linear power output warranty | 30 Years |
| Operating Temperature Limits | -40℉ ~ +185℉ |
| Series Fuse Rating | 20 A |
| Temperature Coefficient Pmax | -0.32%/K |
| Temperature Coefficient Voc | -0.25%/K |
| Temperature Coefficient Isc | +0.045%/℃ |
| Dimensions | 67.8x44.6x1.4in |
| Weight | 44.4 lb |
User Manual
Reviews
FAQs
Yes. Many RV users actually prefer 400W panels because they reduce charging time and provide more energy independence, especially for off-grid camping or long trips. They can reliably run essential devices, charge batteries, and support appliances when combined with a proper battery storage system.
The bifacial design allows the panel to capture sunlight from both the front and rear sides. Reflected light from the ground or surrounding surfaces increases total energy generation, improving overall system output.
Under optimal sunlight conditions, a 400W solar panel can generate approximately 1.6–2.4 kWh per day, depending on location, weather, and installation angle.
Yes, but with reduced output. N-type high-efficiency panels like this 400W N-type solar panel are better at capturing diffuse light, so they still generate usable power even in cloudy or overcast conditions.
A single 400W panel is easier to install and manage, while multiple smaller panels offer more flexibility in placement. The best choice depends on your roof/RV space and expansion plans.



