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200 Watt Bifacial Solar Panel
Maximize your off-grid power with this high-efficiency 200 Watt Bifacial Monocrystalline Solar Panel, featuring durable weatherproof construction and innovative double-sided technology that captures reflected light to boost energy yield by up to 25.2% for your RV, marine, or home system.
● Grade A solar cell, 18BB, 25.2% conversion.
● Aluminum frame, strong and durable.
● 10-15% more energy, capturing sunlight on both sides and generating electricity on both sides.
● Reserved mounting holes, easy to install.
● Saves energy even in partial shade.
SPECIFICATIONS
Electrical Characteristics (STC: 1000W/㎡, 25℃, AM1.5)
| Maximum Power (Pmax): | 200W |
| Open Circuit Voltage (Voc): | 22.1V |
| Short Circuit Current (Isc): | 12.1A |
| Voltage at Pmax (Vmp): | 18.2V |
| Current at Pmax (Imp): | 10.9A |
| Module Efficiency: | 25.2% |
| Power Tolerance: | (±3%) |
| Maximum System Voltage: | 1000V |
| Maximum Series Fuse Rating: | 20A |
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: | 1340 × 670 × 30 mm |
| Weight: | 4.9 kg |
| Solar Cells: | Monocrystalline 210×52.5mm (36 pcs) |
| Front Glass: | 3.2mm Tempered Glass, Low Iron |
| Frame: | Anodized Aluminum Alloy |
| Junction Box: | IP68 Rated |
| Mechanical Load: | 5400 Pa |
| Output Cables: | 4.0mm² × 900mm |
| Connector: | MC4 Compatible |
Frequently Asked Questions
What does “bifacial” mean and why does it matter?
A bifacial solar panel is designed to capture sunlight on both the front and the back sides, thereby increasing energy generation compared to standard monofacial panels. This means when properly installed (with reflective surface or elevated mount), you can gain additional output from the rear side of the module.
How much power can I expect from a 200 W bifacial panel in real-world use?
Under ideal conditions (full sun, optimal angle, reflective surface underneath), a 200 W rating means you might produce roughly 200 W at peak. In real daily conditions (say 5 hours of peak sun) you could see ~1 kWh or more, depending on site, tilt, temperature, and rear-side reflection. For bifacial panels, the actual output gain depends heavily on installation conditions.
Is this panel suitable for RVs, boats, off-grid cabins and mobile use?
Yes. The 200 W size makes it flexible for smaller systems like RVs, marine vessels, tiny homes or off-grid cabins. Because it’s bifacial, you also benefit if you can mount it so the backside sees some reflected light (for example on a light ground surface or raised structure).
What system voltage options are supported and how should I connect this 200 W panel?
Typically the panel is rated for a 12 V nominal system (or optionally 24 V depending on version). You should connect it to an MPPT charge controller properly sized for the voltage and current. If you plan to use multiple such panels, ensure you parallel or series correctly depending on your battery bank and controller specs.
What about compatibility with existing systems (batteries, controllers, inverters)?
The panel uses standard MC4 connectors (or equivalent) and can be integrated into off-grid systems or those paired with batteries/inverters. Just ensure the panel’s voltage and current output are matched to your controller and battery bank. If using the bifacial advantage, ensure mounting and wiring reflect the expected higher yield properly.
How does performance vary in non-ideal conditions (cloudy, low sun, shaded)?
While this 200 W panel will still generate power in less than ideal conditions (diffuse light, partial cloud), output will be lower than peak. Because it’s bifacial, rear-side capture may slightly improve performance in diffuse/reflected light conditions—but the gain is dependent on installation.
Is this panel cost-effective compared to a standard monofacial 200 W panel?
Yes — especially if you can make use of the rear-side energy by mounting it to exploit reflected light. Bifacial technology can produce more energy in the same footprint, boosting yield and reducing pay-back time. However, if the rear side is completely blocked (e.g., flush roof mount with no reflection), the added cost may not justify the benefit.
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