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100W Solar Panel
Power your off-grid lifestyle with this 100W 12V Monocrystalline Solar Panel, engineered with premium high-efficiency solar cells and a rugged aluminum frame to deliver reliable, long-lasting 12-volt battery charging for your RV, marine, or cabin system.
● 18BB Cell Half-Cut Technology, grade A solar cells, 25.5% conversion.
● Anti-corrosion aluminum frame, strong and durable, longer life.
● Reserved mounting holes, easy installation.
● Durable in any weather.
High-performance durable 100W 12V Monocrystalline Solar Panel
Our solar panels use A+ grade solar cells with higher conversion efficiency and tighter positive output tolerance, delivering more consistent power compared to standard panels that rely on lower-grade cells and less efficient full-cell designs. Designed with IP68-rated connectors and junction box for superior weather resistance, this panel features a corrosion-resistant anodized aluminum alloy frame and precision pre-drilled mounting holes, ensuring long-term durability and fast, secure installation in any environment. Designed to handle up to 2400Pa wind loads and 5400Pa snow loads for dependable, year-round performance.
Higher Efficiency, More Reliable Output
Our solar panels use A+ grade solar cells with higher conversion efficiency and tighter positive output tolerance, delivering more consistent power compared to standard panels that rely on lower-grade cells and less efficient full-cell designs.
Built to Last, Easy to Install
Designed with IP68-rated connectors and junction box for superior weather resistance, this panel features a corrosion-resistant anodized aluminum alloy frame and precision pre-drilled mounting holes, ensuring long-term durability and fast, secure installation in any environment.
Built for Harsh Weather
Designed to handle up to 2400Pa wind loads and 5400Pa snow loads for dependable, year-round performance.
Unlock Complete Energy Freedom
From residential roofs and RV road trips to sailing the open seas, our multi-purpose solar panels empower every scenario—keeping your home and journeys endlessly powered.
SPECIFICATIONS
Electrical Characteristics (STC: 1000W/㎡, 25℃, AM1.5)
| Module Type: | MK02-100 |
| Maximum Power (Pmax): | 100W |
| Open Circuit Voltage (Voc): | 23.1V |
| Short Circuit Current (Isc): | 6.05A |
| Voltage at Pmax (Vmp): | 20.88V |
| Current at Pmax (Imp): | 4.79A |
| Power Tolerance: | (0, +4.99W) |
| Maximum System Voltage: | 1000V |
| Maximum Series Fuse Rating: | 25A |
Temperature Characteristics
| Pmax Temperature Coefficient: | -0.40%/°C |
| Voc Temperature Coefficient: | -0.32%/°C |
| Isc Temperature Coefficient: | +0.05%/°C |
| Operating Temperature: | -40~+85°C |
| Nominal Operating Cell Temperature (NOCT): | 45±2°C |
Mechanical Specifications
| Dimensions: | 910 × 585 × 30 mm |
| Weight: | 5.4 kg |
| Solar Cells: | Monocrystalline 182 × 210 mm (36 pcs) |
| Front Glass: | 3.2 mm Tempered Glass, Low Iron |
| Frame: | Anodized Aluminum Alloy |
| Junction Box: | IP68 Rated |
| Mechanical Load: | 5400 Pa |
| Output Cables: | 4.0 mm², 900 mm Length |
| Connector: | MC4 Compatible |
Frequently Asked Questions
What wattage and output can I expect from a 100 W solar panel?
The 100 W solar panel is rated for 100 watts under standard test conditions (STC). In real-world use, with about 4-6 hours of good sunlight, you can expect roughly 300-600 Wh per day from one panel, depending on location, angle, temperature and shading.
What kind of devices can a 100 W panel power?
A single 100 W panel is ideal for smaller loads or charging batteries. For example: laptops, LED lighting, small outdoor appliances, or keeping a 12 V battery topped up. It is not sufficient on its own for large loads like refrigerators or full household consumption without a battery bank and/or multiple panels.
How long does it take to charge a 12 V battery with a 100 W panel?
Charging time depends on battery size, state of charge, sunlight hours and controller efficiency. As a rough example: a 100 W panel receiving 5 hours of peak sun (~500 Wh) might charge a 12 V 100 Ah battery (~1200 Wh) in about 2-3 days under good conditions.
Will the 100 W panel still work on cloudy days or in less than ideal conditions?
Yes, but output will be lower. Factors such as shading, panel tilt, ambient temperature and sunlight hours reduce efficiency. For example, if the panel is shaded or at a sub-optimal angle, you might see a fraction of its rated output.
How many of these 100 W panels will I need for my system?
That depends entirely on your energy usage, location, and other system components. For example: if you have daily usage of ~2 kWh, you’d need ~4 of these panels (4×100 W) under ideal conditions providing ~500 Wh each. But if you’re in a low-sunlight region or have greater load, you’ll need more.
Are the 100 W panels suitable for off-grid, RV, camping or portable use?
Absolutely. The 100 W size is compact enough for RVs, cabins, tents, boats or other mobile/off-grid applications, while still providing meaningful output. It pairs well with your battery and inverter for those applications.
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