--- product_id: 667593810 title: "Bifacial 100 Watt Solar Panel 4Pack, 18BB 12V/24V Monocrystalline High-Efficiency Module PV Power Charger Solar Panels for Homes Camping RV Battery Boat Caravan and Other Off-Grid Applications" brand: "werchtay" price: "₨485024" currency: LKR in_stock: true category: "Werchtay" url: https://www.desertcart.lk/products/667593810-bifacial-100-watt-solar-panel-4pack-18bb-12v-24v-monocrystalline store_origin: LK region: Sri Lanka --- # 400W max power output 25.2% high conversion efficiency Corrosion-resistant aluminum frame Bifacial 100 Watt Solar Panel 4Pack, 18BB 12V/24V Monocrystalline High-Efficiency Module PV Power Charger Solar Panels for Homes Camping RV Battery Boat Caravan and Other Off-Grid Applications **Brand:** werchtay **Price:** ₨485024 **Availability:** ✅ In Stock ## Summary > ☀️ Double the sides, double the power—own the sun like a pro! ## Quick Answers - **What is this?** Bifacial 100 Watt Solar Panel 4Pack, 18BB 12V/24V Monocrystalline High-Efficiency Module PV Power Charger Solar Panels for Homes Camping RV Battery Boat Caravan and Other Off-Grid Applications by werchtay - **How much does it cost?** ₨485024 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/667593810-bifacial-100-watt-solar-panel-4pack-18bb-12v-24v-monocrystalline) ## Best For - werchtay enthusiasts ## Why This Product - Trusted werchtay brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Plug & Play Ready:** Pre-installed diodes and MC4 connectors make installation seamless—get powered up faster than your neighbors. - • **Cutting-Edge Cell Design:** 18 busbar monocrystalline cells with PERC and half-cut tech maximize output and durability under shade. - • **Double-Sided Power Boost:** Harness reflected light with bifacial tech for up to 25% more energy—don’t settle for one-sided panels. - • **Versatile Mounting Options:** Perfect for homes, RVs, boats, and more with flexible flat, rod, or wall mounting—energy freedom anywhere. - • **Built to Brave the Elements:** Engineered to withstand 2400Pa wind and 5400Pa snow loads—your off-grid power, rain or shine. ## Overview The WERCHTAY Bifacial 200W Solar Panel 2Pack features advanced 18 busbar monocrystalline cells with PERC and half-cut technology, delivering a high 25.2% efficiency. Its bifacial design captures sunlight from both front and back, boosting energy output especially on reflective surfaces. Built with a corrosion-resistant aluminum frame, it withstands harsh weather conditions including strong winds and heavy snow. Pre-installed diodes and MC4 connectors simplify installation, making it ideal for off-grid applications like homes, RVs, boats, and caravans. ## Description desertcart.com : Bifacial 100 Watt Solar Panel 4Pack, 18BB 12V/24V Monocrystalline High-Efficiency Module PV Power Charger Solar Panels for Homes Camping RV Battery Boat Caravan and Other Off-Grid Applications : Patio, Lawn & Garden ## Features - RELIABLE POWER OUTPUT: 400w solar panel can provide an average of 1600-2000 watts (wh) or 66-84amp-hours (ah) of electricity per day (depending on sun availability).​ The solar cell efficiency can reach 25% - EFFICIENT PERFORMANCE: Bypass diodes of this 100 watt panels solar protect the solar cells from overheating and allow the solar panel to continue working during accidental shading by bypassing the underperforming cells. WERCHTAY Bifacial 100w solar panel is very suitable for charging 12 volt batteries. Multiple panels can be connected to 12 24 volt batteries in series - EASY To INSTALL: The solar panels 100 watt has a built-in MC-4 connector, which can easily insert and pull out the solar controller. The pre-drilled hole on the back of the panel helps install it in your vehicle, RV or other place you need it. Each of our solar panels is tested and inspected before leaving the factory to ensure flawlessness. If you have any questions, please feel free to contact us - SERVICE UP TO 25 YEARS: WERCHTAY bifacial 100W solar panels have high conversion performance, last for 25 years, supported by IP68 junction box, impact-resistant tempered glass and corrosion-resistant aluminum frame, delivered with corner guards and anti-drop foam cotton to protect the integrity of the product - NOTE: Factors that affect power output, the temperature during the test, the intensity of the sun, the tilt angle of the solar panel and the installation location, and the equipment connected to the panel all have a certain impact on the conversion rate of solar panel power generation. Too high or too low temperature and light intensity will reduce the conversion ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DK91L25K | | Amperage Capacity | 5.13 A | | Best Sellers Rank | #396,855 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #1,598 in Solar Panels | | Brand | WERCHTAY | | Brand Name | WERCHTAY | | Connector Type | MC4 | | Customer Reviews | 3.9 out of 5 stars 3 Reviews | | Efficiency | 25.2% | | Included Components | Cable, Solar Panel | | Item Dimensions L x W x H | 18.11"L x 1.18"W x 39.7"H | | Item Type Name | Solar Panel | | Item Weight | 13.2 pounds | | Manufacturer | WERCHTAY | | Manufacturer Part Number | New1509YQSUS-4Pack | | Material | Monocrystalline Silicon | | Material Type | Monocrystalline Silicon | | Maximum Power | 100 watts | | Maximum Voltage | 19.5 volts | | Model Number | New1509YQSUS-4Pack | | Number of Items | 1 | | Output Voltage | 12 volts_of_direct_current | | Product Dimensions | 18.11"L x 1.18"W x 39.7"H | | Upper Temperature Rating | 55 °C | ## Product Details - **Brand:** WERCHTAY - **Efficiency:** 25.2% - **Included Components:** Cable, Solar Panel - **Material:** monocrystalline - **Product Dimensions:** 26.38"L x 1.18"W x 52.76"H ## Images ![Bifacial 100 Watt Solar Panel 4Pack, 18BB 12V/24V Monocrystalline High-Efficiency Module PV Power Charger Solar Panels for Homes Camping RV Battery Boat Caravan and Other Off-Grid Applications - Image 1](https://m.media-amazon.com/images/I/71RYWu-yX7L.jpg) ![Bifacial 100 Watt Solar Panel 4Pack, 18BB 12V/24V Monocrystalline High-Efficiency Module PV Power Charger Solar Panels for Homes Camping RV Battery Boat Caravan and Other Off-Grid Applications - Image 2](https://m.media-amazon.com/images/I/81UYroP9DlL.jpg) ![Bifacial 100 Watt Solar Panel 4Pack, 18BB 12V/24V Monocrystalline High-Efficiency Module PV Power Charger Solar Panels for Homes Camping RV Battery Boat Caravan and Other Off-Grid Applications - Image 3](https://m.media-amazon.com/images/I/71ljiwVAD8L.jpg) ![Bifacial 100 Watt Solar Panel 4Pack, 18BB 12V/24V Monocrystalline High-Efficiency Module PV Power Charger Solar Panels for Homes Camping RV Battery Boat Caravan and Other Off-Grid Applications - Image 4](https://m.media-amazon.com/images/I/71pL3qxQeZL.jpg) ![Bifacial 100 Watt Solar Panel 4Pack, 18BB 12V/24V Monocrystalline High-Efficiency Module PV Power Charger Solar Panels for Homes Camping RV Battery Boat Caravan and Other Off-Grid Applications - Image 5](https://m.media-amazon.com/images/I/71xS+In43jL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - Bifacial 400 Watt Solar Panel 9BB Monocrystalline Cell High-Efficiency Module PV Power Charger Solar Panels for Homes Camping RV Battery Boat Caravan and Other Off-Grid Applications - BougeRV Solar Connectors Y Branch Parallel Adapter Cable Wire Plug Tool Kit for Solar Panel - SUNMAK 16 Units per Set Solar Panel Mounting Z Brackets, Solar Panel Mounting Brackets Lightweight Aluminum Corrosion-Free for RVs, Trailers, Boats, Yachts, Wall and Other Off Gird Roof --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.lk/products/667593810-bifacial-100-watt-solar-panel-4pack-18bb-12v-24v-monocrystalline](https://www.desertcart.lk/products/667593810-bifacial-100-watt-solar-panel-4pack-18bb-12v-24v-monocrystalline) --- *Product available on Desertcart Sri Lanka* *Store origin: LK* *Last updated: 2026-11-13*