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N-Type 16BB 400W Bifacial Solar Panel, 2Pcs 200 Watt Solar Panel for 12V/24V Systems, 25% High Efficiency, Dual-Module Parallel Anti-Shade Design, for RV Van Marine Home Rooftop Off-Grid

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Size: 200W 2-Pack Black


Features

  • N-Type 16BB High-Efficiency Solar CellsThe Callsun 200 watt solar panel is built with advanced N-type solar cells and 16BB busbar technology, delivering up to 25% conversion efficiency. Compared to traditional P-type cells, N-type solar panels generate higher power output and better reliability, while the 16BB design reduces hot spots and hidden cracks ensuring superior performance and a longer lifespan.
  • TwinCell Anti-Shade TechnologyThe Callsun 200W solar panel uses an innovative dual-module parallel design, splitting the panel into two independent halves. If one section is shaded by trees, buildings, or other obstacles, the other half continues generating power. This smart design boosts shading tolerance by up to 50% compared to conventional panels, delivering more reliable energy output and reducing the risk of complete power loss.
  • Perfect Fit for Class B Vans & Easy InstallationMeasuring 51.3 x 30.3 x 1.4 inches and weighing just 23.8 lbs, this 200 watt solar panel is designed to maximize power in a compact footprint ideal for Class B vans and other tight rooftop spaces. Each panel features pre-drilled holes on the back for quick, hassle-free mounting on large rail mounts or other surfaces, making installation faster and more secure.
  • Built to Last for DecadesEngineered to withstand harsh weather year after year, the Callsun 200W monocrystalline solar panel features ultra-strong tempered glass, a corrosion-resistant aluminum frame, and an IP68-rated junction box. Built for exceptional durability and long-lasting performance, it delivers dependable clean energy and long-term value for your home, RV, or off-grid system.
  • Reliable Power Even in Extreme HeatCallsuns 12V 400W solar panel is engineered with a low temperature coefficient of just -0.3%/K, reducing power loss and ensuring stable, consistent performance even in scorching summer heat. This means more reliable power generation and better efficiency in high-temperature environments perfect for hot climates and maximizing energy output when you need it most.
  • 10-Year Support & 25-Year Performance CommitmentBuy with confidence. Every Callsun 200W bifacial solar panel is backed by 10 years of dedicated technical support and a 25-year performance commitment, maintaining at least 84.5% output after 25 years. Need help with installation, wiring, or system design? Our team is here to provide fast, knowledgeable support whenever you need it.

Description

For parallel or series use, please connect only panels of the same brand and model. Mixing different types may cause voltage/current mismatch and reduce system performance. Note: 200W is based on STC (1000W/m², 25°C, 1.5AM). In real use, angle, temperature, shading, wiring, and device efficiency affect output. So actual power below 200W is normal. Tip: For best results, face the panel toward the sun—usually south in the U.S.—with a tilt angle near your local latitude. Seasonal angle adjustment can boost output. Note: Solar meters offer more accurate panel readings. Power stations are handy but may show lower output due to efficiency loss, cable length, or battery level. Why is the actual output sometimes lower than 200W? The 200W rating is measured under Standard Test Conditions (STC): ideal sunlight and temperature. In real use, sun angle, heat, shading, wiring loss, and device efficiency affect output. So power below 200W is normal and does not indicate a defect. Why are two Callsun 200W panels in series ideal for 60V portable power stations? Each Callsun 200W panel has a Voc of ~27.3V. Connecting two in series gives ~54.6V, safely within most 60V power stations’ input range. This allows the MPPT controller to operate more efficiently, improving power conversion and charging speed. What if I receive a scratched or defective panel? If you receive a scratched or defective panel, please take photos and contact our support team immediately. We will guide you through the next steps promptly. Can this panel work with different solar generators or battery systems? Yes, the 200W N-type 16BB bifacial solar panel is compatible with most popular solar generators and battery systems. It comes equipped with standard solar extension connectors, making it easy to integrate with a wide range of solar power setups. What does “12V” mean in the product title, and why is it different from the panel’s actual voltage? On the product page, you may see a title like "xxx Watt 12 Volt Solar Panel." The "12V" does not refer to the panel’s voltage (Voc or Vmp). It simply means the panel is suitable for use in a 12V system. 4×100W Solar Panels 41in Solar Panel Stand Solar Panel Tilt Mount Z Brackets Mounting Feet Solar Extension Cable Parallel Connector Solar Charge Controller Join us in our commitment to environmental protection and sustainable development! Continuous power is vital during outdoor adventures, hiking, camping and work. So Callsun is built to meet your power needs! Whether you're in the city or the wilderness, the desert or the ocean, Callsun solar panels provide reliable, stable and unlimited power support.

Brand: Callsun


Material: 3.8mm Tempered Glass, Aluminum Alloy Frame, N-Type Monocrystalline Cells


Product Dimensions: 51.3"L x 30.3"W x 1.4"H


Item Weight: 23.8 pounds


Efficiency: 25%


Efficiency: 25%


Amperage Capacity: 8.43 A


Maximum Voltage: 23.74 volts


Upper Temperature Rating: 185 °F


Maximum Power: 400 watts


Special Features: Advanced N-Type 16BB Cells, Dual-Side Power Generation, Excellent Shade Tolerance, Optimized for 60V Portable Systems, Up to 25% Conversion Efficiency


Number Of Cells: 60


Output Voltage: 27.31 volts_of_direct_current


Connector Type: solar connector


Item Dimensions L x W x H: 51.3"L x 30.3"W x 1.4"H


Item Weight: 23.8 pounds


Brand Name: Callsun


Included Components: 2 x 200W N-Type Solar Panels


Model Number: Callsun-DB200W


Unit Count: 2 Count


Manufacturer: Callsun


Manufacturer Part Number: TO-K6TQ-5JMK


Material Type: 3.8mm Tempered Glass, Aluminum Alloy Frame, N-Type Monocrystalline Cells


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Sunday, Aug 23

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews


  • Excellent Bifacial Panels — Perfect for My Off-Grid Garage!
Size: 200W 2-Pack Black
I bought the Callsun N-Type 16BB 400W Bifacial Solar Panel 2-Pack (2×200W) to power my off-grid garage using a Bluetti Elite 400 power station. I have them set up on the ground, leaning against the garage. On a sunny day I’m consistently hitting 420W peak output which is well over the rated 400W thanks to the strong bifacial performance pulling in reflected light from the ground and house wall. These panels are delivering better real-world results than I expected in this temporary lean-to configuration. This setup easily powers my garage tools, lights, and small appliances while keeping the Bluetti charged. The estimated charge time drops fast, and I’m getting reliable off-grid power exactly where I need it.Great value, solid build, and real performance that exceeds the label. If you’re looking for panels for a shed, garage, van, or any off-grid project, these are an outstanding choice. Highly recommended! Would buy again! ... show more
Reviewed in the United States on April 26, 2026 by Randy

  • Excellent Panels with Strong Output
Size: 200W 2-Pack Black
I added these to my ground mount setup a few weeks ago, and they’ve been performing great. Even on partly cloudy days, they still pull in a solid amount of power, which really surprised me. Installation was easy, and the panels feel sturdy with top-notch build quality. The bifacial design seems to help capture extra light when the sun hits different angles. So far they’ve kept my batteries topped off every day, and I’m really happy with how efficient they are. ... show more
Reviewed in the United States on February 15, 2026 by Steven

  • Good Panels. 6 producing over 1300+ watts in full sun.
Size: 200W 2-Pack Black
I don't remember if I've already reviewed these solar panels or not but here is my latest thoughts. I have brought only 3 sets of 2 because of the cost but they are good solar panels. It was hard to size panels because of the 60 volt charge limit on the Dabbsson 2K I got during last Prime Day for $459 which was a less expensive battery inverter/charge controller at the time, but in series and parallel 2 plus 2 into 1 configurations they work out well to 54 some odd volts being careful to not go over the 20 or 25 amp limits. The other plus for these panels is that 4 in series or 6 in series 800/1200 watts they actually produce 915 watts and 1300+ sitting on concrete driveway in full clear sky at the right time of day and correct angle to sun. Even on cloudy days they produce enough to charge my since purchase of the Pecron E3880LFp's and Pecron's F5000LFP's. I'm not a solar guru by any means and need a lot more solar panels and learning to do but the cost makes me go slow and it changes all the time...the cost I mean and which is better at the time. I'd like to get to 14,000 watts solar panels one day but 1200 watts or(1300/1320 watts) at perfect time of day these are doing a descent job... for now. I'm not a tree huger or environmentalist and but no means will these off set my electric bill (by much) by am subject to frequent and long lasting power outages lasting up to 12-13 days at times. Have 3 Generator both Gas/Propane and Diesel but hard to get fuel when there's no power for many miles (Southern Midwest). Will update this review as I get more of these Callsun panels and it looks like I will try and get 2 a month if I can. ... show more
Reviewed in the United States on April 19, 2026 by Andyk1

  • Excellent Panels for home projects
Size: 200W 2-Pack Black
The price is great. Amazon fluctuates the price. I wish it stayed cheaper because I plan on buying more and creating a YouTube channel. 2 200 watt Panels and I was getting 365 watts in the heat..That is excellent..I will definitely be buying more in the near future. Very happy with the construction also. I can't say enough how good these panels have been.. ... show more
Reviewed in the United States on June 21, 2026 by Amy Hodgson

  • Working good so far.
Size: 200W 2-Pack Black
Box was a bit beat up. Tried both and seem to be working. We will install in less crappy weather. Above the 45th parallel and getting about 300watts leaning against a couple of saw horses. Enough time to recharge my ac180 in under 3 hours from 30%.
Reviewed in the United States on December 23, 2025 by Larisa

  • High quality solar panels.
Size: 200W 2-Pack Black
I currently have 7 of these panels and they impress me everyday. They consistently over produce and on a nice sunny day I average around 275 watts of output per panel sometimes closer to 300. Construction is very sold and they are a nice looking panel. I like the black frame vs the silver. Packaging is very solid and I have not received and damaged panels even when getting two in a box at a time. ... show more
Reviewed in the United States on May 13, 2026 by Andrea Chenoweth

  • Happy with these.
Size: 200W 2-Pack Black
Currently have 2 in series. Going to 3s2p eventually. I seriously doubted claims of 400 watts (especially by reviewers who submitted in early January). The sun isn't strong enough in Alabama (at least) during the winter to get that. I installed these initially in late December and was maxing out around 230 watts in full sun at proper angle. After the winter solstice things have gotten muuuch better. I'm getting around 340 now. I expect it to continue to rise as the sun "gets stronger." I replaced a single Dokio 400 watt panel with these 2 - 200 watters. I prefer these as they are lighter and smaller and easier to move around than a 400 watt panel. They are sturdy and I don't worry about the frame bending or breaking. i have zero issues with these and will purchase 4 more. I can get about 1.7 Kwh in a day right now. I'm hopeful I can get that REALLY close to 2 (per pair). That would be ideal for my 4 - 200 ah battreez. My only qualm is that the cables are a bit short but thats splitting hairs. Update. I Implemented my other 400 watt panel in a different power system. it's orientated in the same direction with the same angle but it vastly underperforms these. Granted, the others aren't bifacial and are 12bb vs 16 but I didn't expect such a big difference. The top Victron connect is the one hooked to the Dokio. the other is the 2 - 200 watt panels. and that must have been during some shadows as it hit 356 that same day. and it has hit 393. update - I finally got around to going 2s2p at least. I pulled 811 watts on those four panels. in April. So I'm beyond happy with that. my 400w dokio panel has yet to break 230. update - pulled 986 on 800 watts worth of panels. bifacial is for real. you can expect a 25% boost in optimal conditions. on these at least. want 1 more pair and I should be able to run my mini split pretty much fulltime. great panels. can't recommend enough. Update and previous correction... I didn't realize it at the time but colder weather is better for peak performance. meaning your incoming watts will be higher on a cold day than a hot day. but you'll get more overall power on a hot (summer) day due to the sun being in the sky longer. As such I never beat that 986 watts during the summer. in fact, I don't believe I got above 800. but I don't spend much time there in the summer so not a lot of opportunities to bulk charge. Still extremely happy with these and would highly recommend. Update. Finally got to 3S2P. I pulled 1351 on 1200 watts of panels. I bet I could push 1500 if my controller would allow it. I think my max for a single day has been 6kW. I'm very happy with that. I had one get flipped over in a storm and no sign of wear and tear or diminished performance. Still extremely satisfied with these! ... show more
Reviewed in the United States on February 2, 2025 by Chris

  • Solid addition to my setup
Size: 200W 2-Pack Black
I’ve been using the Callsun 400W bifacial solar panel kit (2×200W), and it’s been a solid addition to my setup. The panels feel well-built and durable, and they put out good power, especially in direct sunlight. I like the bifacial design—it helps pick up a little extra energy from reflected light, which is a nice bonus. The split panel design is also helpful since partial shade doesn’t completely drop your output. Overall, it’s a reliable, efficient option if you’re looking for something for RV use, off-grid setups, or backup power at home. It does what it’s supposed to do without any hassle. ... show more
Reviewed in the United States on April 19, 2026 by Precious

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