2 solar panels in each string. The power rating of our solar panels is 100W. The open-circuit voltage of our solar panels is 22.3V. The voltage of our battery bank is 12V. The lowest temperature is -3°F. For this system, the MPPT calculator suggests a Victron 100V-50A charge controller and an EPEVER 50 amp charge controller.In fact, the SunPower Maxeon 3 panel was the first 400 watt solar panel in European and Australian home solar, where most Conventional Panels are rated for 280 – 310 watts. …We developed our one-of-a-kind marketplace with funding from the U.S. Department of Energy to make clean home energy solutions affordable and accessible to all. All you need to know about the Panasonic EverVolt H series Solar Module 400-Watt solar panel including rating, cost, efficiency, and warranty terms.The average cost to install 400 watt solar panels is about $7000 (10 mono-si 400-watt panels, installed). Find here detailed information about 400-watt ...PMax: -0.35. Voc: -0.27. Resiliency. Snow. Wind. Hail. Fire. Power (measured in watts) and efficiency (how well panels convert sunlight to electricity) are some of the most common metrics used to compare solar panel products. While they are not the only means of comparison, they are important determinants in how much electricity you can produce ...Here’s how we calculate the charging time: Charging Time = 600Wh / 56.25Wh per hour = 10.67 hours. Here you have it: A single 300W solar panel will fully charge a 12V 50Ah battery in 10 hours and 40 minutes. You can use this 3-step method to calculate the charging time for any battery. Let’s look at how we can further simplify this process ...Jun 13, 2023 · Ein 400-Watt-Solarmodul kostet ca. 160 Euro (Netto) beim aktuellen Durchschnittspreis von 0,40 Cent pro Wattpeak für Premiummodule im Großhandel. Je nach Modulhersteller können die Kosten auf bis zu 0,60 Cent pro Wp steigen. Im Einzelhandel sind die Kosten bis zu 41 % höher, d.h. das 400 Watt-Modul kostet dort 190 bis 226 Euro. The Jinko Solar Eagle 72 JKM400M-72HL-V HM G2 solar panel features 144 5-busbar Diamond Mono PERC half-cells that are PID Free and shade tolerant. They are certified for high snow (5400Pa) and wind (2400Pa) loads and have an IP67 Rated Junction Box for longevity in outdoor environments.In recent years, LED lighting has gained immense popularity due to its energy efficiency and long lifespan. However, one aspect that often confuses consumers is understanding the r...Panasonic's tradition of solar excellence continues with the EVERVOLT® Series 400- and 410-watt solar modules. Fueled by industry-leading conversion ...Google announced today it’s introducing a new search feature that will surface a list of authorized vaccines in users’ locations, as well as informational panels about each individ...Panasonic EVERVOLT® solar modules produce more power over the long haul fueled by industry-leading conversion efficiency and low degradation rate. Superior module efficiency of 22.2% (410W) and 21.6% (400W) and greater high-temperature performance deliver a high-output renewable energy source for residential solar systems. Available in 410-watt …400W of Solar Power: Watch solar power performance in action with SOLIX PS400-even quickly charging Anker portable power stations. Up to 23% Conversion Efficiency: You'll notice 1.5X faster charging times thanks to monocrystalline solar cells and a powerful sunlight-trapping surface.400W. Rated Power per Cell. 3.7W. Efficiency. 20.49% Temperature Coefficient. PMax: -0.32. Voc: -0.27. Resiliency. Snow. Wind. Hail.Canadian Solar All Black 400 Watt HiDM5 Mono PERC Solar Panel CS1Y-400MS 0.62/watt, 35 mm Black Frame, Black Backsheet (BoB), High efficiency shingled module 19.9%, Light-weight aluminum frame, 25 Year linear power output warranty, SolarMax, for the best solar panels for lessIf a Maxeon panel is rated to produce 400 watts under ideal conditions when it leaves the factory, it should produce at least 368 watts (400 watts x .92) under those same conditions after 25 years.Solar panels are rated in watts (W). For a home or business, they typically range from 100 W to 400 W. For this example, assume you’re interested in a 375 Watt solar panel. Since the solar system size found in the preceding step is expressed in kilowatts and 1 kilowatt equals 1,000 watts, the equation becomes:Monocrystalline. Panel Dimensions. 1723 mm L. 1133 mm W. 35 mm D. Cell Count. 108. The physical characteristics of a solar panel have an impact on the product’s performance. For example, metrics like efficiency and wattage are based on the type, size, and number of solar cells used in a panel.Max. Solar System Size (800 Sq Ft) = 800 Sq Ft × 0.75 × 17.25 Watts / Sq Ft = 10,350 Watt = 10.35kW Solar System. Now, by average solar panel wattage per square foot, we can put a 10.35kW solar system on an 800 sq ft roof. This is how many solar panels you can put on this roof: If you only use 100-watt solar panels, you can put 103 100-watt ...Silk® Premium is a series of monocrystalline PV module with large area PERC cells based on 210 mm silicon wafers and third-cut cell technology. 120 MBB third-cut cells, power range from 390 to 410 Wp. The module configurations with 120 cells and 400 Wp power is perfect for residential and commercial installations. Dimensions: 1754 x 1098 x 30 mm.Shop Canadian Solar HiDM5 CS1Y-400MS 400Watt 72 Cells BoB Monocrystalline 35mm Black Frame Solar Panel online or call us, Solarflexion, at 800-942-2424 for ...If a Maxeon panel is rated to produce 400 watts under ideal conditions when it leaves the factory, it should produce at least 368 watts (400 watts x .92) under those same conditions after 25 years.REC Solar 400 Watt N-PEAK 3 Black Monocrystalline Module. This solar panel can only ship via freight truck. It can NOT ship via UPS or USPS.EF ECOFLOW 100W Flexible Solar Panel with High Efficiency Solar Modules, IP68 Waterproofing, Ideal for Off-Grid Solar Panel Kits, PV Charging, ... 400 Watts : Item Weight : 52.9 pounds : ASIN : B095WRXB55 : Customer Reviews: 4.6 4.6 out of 5 stars 1,247 ratings. 4.6 out of 5 stars : Best Sellers RankThe Solaria PowerX-400R Performance Solar Panel is a high-performance, residential solar panel designed for maximum energy efficiency and reliability. With 400 watts per panel and an efficiency of over 20.5%, the PowerX-400R delivers higher power density, meaning it can generate more energy from the same …The Grape Solar 400-Watt Off-Grid Solar Panel Kit is ideal for a variety of applications, including emergency backup systems, RVs, boats, 12 Volt battery charging, small pumps, charging small electronic devices and operating LED lights.Decrease Quantity of 400 Watt 12 Volt Solar Starter Kit Increase Quantity of 400 Watt 12 Volt Solar Starter Kit . ... The 100W solar panel doesn't take up much roof space, but its energy can offset small and medium-size loads such as lighting, television, ... PV Input Voltage: 25 VDC : Max. PV Input Power: 400W (12V) Warranty ...New 400 Watt 12 Volt Solar Premium Kit W/MPPT or REGO Solar Charge Controller. 4* 100W Eclipse Monocrystalline Solar Panels totaling 400 Watt, 1* 40 Amp MPPT Charge Controller, 2* 20' Solar Extension Cables, 1* Solar Adapter Kit 9'' in length, and 4 Sets of Z brackets for Mounting. renogy.com. I suppose I could add in a 10a fuse …Philadelphia Solar is a leading Tier-1 solar panel manufacturer with 15+ years of experience in the industry. ... of solar PV solutions. Philadelphia Solar Now in U.S.A. Top Brand PV MENA 2023. Made in Jordan. ... Dark-PHENEX 400-410W. Quick View. Black-IRIS 400-410W. Quick View. PHENEX Double Glass 535-550W. …Shop Canadian Solar HiDM5 CS1Y-400MS 400Watt 72 Cells BoB Monocrystalline 35mm Black Frame Solar Panel online or call us, Solarflexion, at 800-942-2424 for ...A single 400-watt solar panel tends to contain about 60 solar cells, and they generate between 1.2 and 1.5 kilowatt-hours of electricity a day, depending on the amount of …The exact size of a 430 watt solar panel depends on the manufacturer and the model. In general, 430 Watt solar panels have 144 half-cut solar cells with measurements similar to 72 cell solar panels. The dimensions of an average 430 Watt solar panel are about 81.9” x 40.6” x 1.38”. The solar panels we currently …Priced to go these Ultra High Gain Solar Panels will easily reduce your current Electicity bills , match these Solar Panels to a Power Inverter and a small ...The 400W rigid solar panel is designed for the outdoors. With an IP68* waterproof rating and a robust anti-corrosive aluminum frame, the panel can withstand a wind speed of up to 130mph* and a significant snow load of up to 113lb* and continue to capture solar energy for years to come. *Water and dust resistance were tested under controlled ...Each PV cell produces anywhere between 0.5V and 0.6V, according to Wikipedia; this is known as Open-Circuit Voltage or V OC for short. To be more accurate, a typical open circuit voltage of a solar cell is 0.58 volts (at 77°F or 25°C). All the PV cells in all solar panels have the same 0.58V voltage.The 130-watt panel delivers an impressive 6.9 amps per hour, has a built-in solar controller with a digital screen to monitor input and transmit power, plus adapter cables to connect to a battery.SOLAR PANEL SANKELUX SPV 1610-400 (Mono). Merupakan Komponen Utama dari penyediaan energi surya, panel surya ini mengkonversi sinar matahari menjadi energi ...New 400 Watt 12 Volt Solar Premium Kit W/MPPT or REGO Solar Charge Controller. 4* 100W Eclipse Monocrystalline Solar Panels totaling 400 Watt, 1* 40 Amp MPPT Charge Controller, 2* 20' Solar Extension Cables, 1* Solar Adapter Kit 9'' in length, and 4 Sets of Z brackets for Mounting. renogy.com. I suppose I could add in a 10a fuse …Own Rent. Solar panels 06 March 2024. Written by Katharine Allison Verified by Amy Reeves. In This Review: Solar panels cost in the UK around £6,500 for an average three-bedroom home – £9,000 including a battery, which has got the attention of homeowners eager to cut energy bills, switch to renewable energy, …The average cost to install 400 watt solar panels is about $7000 (10 mono-si 400-watt panels, installed). Find here detailed information about 400-watt ...Solar Panel Trina Solar Vertex S 400W Trinasolar, is a monocrystalline solar panel made with high quality materials. Resources. Find a Dealer. Enhanced Services. The LG395N2W-V5 NeON®2 is a 395 watt 72-cell high efficiency solar module for commercial use. This solar panel is durable with high power output and a 25 year product warranty. Panel Surya Solar Panel Solarcell 400WP 400 wp mono. Rp2.200.000. Cashback 22rb. Jakarta Barat LampuPanelSurya79 (LPS) 5.0 6 terjual. Solar Panel Surya Solarcell PV Maysun 400WP Mono Shingled. Rp2.155.000. Cashback 43,1rb. Jakarta Barat Gudang Panel Surya. Generate a Solar Permit Package for a design using Sunpower SPR-400-WHT-D (400W) With SolarDesignTool, you can create a design from scratch and generate a full PV permit package in as little as 15 minutes. This page contains information about the Sunpower SPR-400-WHT-D (400W) solar panel. To compare this to other PV modules, click here.A hepatitis panel is a blood test that's used to find out if you have been infected with a hepatitis A, hepatitis B, or hepatitis C virus. Learn more. A hepatitis panel is a group ...Canadian Solar KuMax CS3U-400MS 400W Solar Panel. The 400 watt CS3U-400MS solar panel features reliable Monocrystalline PERC solar cells with an efficient 144 cell 4BB 4-busbar design. …If a Maxeon panel is rated to produce 400 watts under ideal conditions when it leaves the factory, it should produce at least 368 watts (400 watts x .92) under those same conditions after 25 years.The Axitec 400 watt AXIblackbipremium HC monocrystalline XL module is the best in terms of power output and long-term reliability at an attractive low price. The AC-400MBT/108V solar panel features 108 half-cut bifacial monocrystalline high efficiency cells on a black backsheet and black aluminum frame. This 400 watt solar panel is part of ... Years 2 to 30. 2%. 0.43%. Output at End of Warranty Term. 84.95%. Materials Warranty Term. 25 years. Solar panels generally come with an output warranty covering the energy production of the panel, and a materials warranty protecting you against undue wear and tear on your equipment. Condition: new ; You Recently Viewed... · TrinaSolar TSM-400-DE15H(II) 400w Mono Solar Panel $355.95 $214.00 ; About Us. Solaris is a leading online solar energy ...The EcoFlow 400W Solar Panel. When there is no power supply to connect to the EcoFlow 400W Solar Panel is the perfect solution to recharging your portable power ...A 400 watt solar panel is a solar photovoltaic panel that is capable of generating 400 watts of electrical power (DC) under ideal conditions. A 400-watt PV …400W solar panels cost. 400W solar panels are more expensive than their smaller counterparts due to their bigger size and output. They are often more costly overall and more expensive per watt. The technology utilised to manufacture this panel is still very new. Expect to spend a 5-10% premium per watt if you create your solar energy system ...Jim Bruce. Updated on March 9, 2023. What appliances will a 400 watts solar panel run? A 400 watt solar panel with full irradiance will run an AC load (constant) of 360 watts. This …Super High-Efficiency Poly PERC Module (CS3W-390-395-400-405P) 400w Canadian Solar Panel Produces More Power. 24% more power than conventional modules; Up to 4.5% lower LCOE and up to 2.7% lower system cost; Half Cut Cell Technology. Lower internal current, lower hot spot temperature;One brand new skid (Qty 30) of, Canadian Solar CS6R-400MS-HL panels. Off-grid or on-grid applications. The latest, high efficiency solar panels.Panasonic began 2022 by making a splash at the Intersolar North America (ISNA) 2022 event held in Long Beach, California, back in January. There, the consumer electronics giant unveiled a couple of new EverVolt solar module lineups—the 370/360W PK Black Series and the 410/400W H Series solar panels.. Today, we will do a …400 Watt Solar Panels Used Solar Panels Solar Panels by Pallet Components Accessories & Hardware Cabling & Wire Battery Chargers Bus Bars, Fuses ... No Shadowing on Bi-facial PV Modules; Features. UV Protected Poly U-Guard-131; Stainless U-Clip; Stainless 1/4-20 Serrated FLanged Hardware; Guide and Specs:SOLAR PANEL SANKELUX SPV 1610-400 (Mono). Merupakan Komponen Utama dari penyediaan energi surya, panel surya ini mengkonversi sinar matahari menjadi energi ... The Grape Solar 400-Watt Off-Grid Solar Panel Kit is ideal for a variety of applications, including emergency backup systems, RVs, boats, 12 Volt battery charging, small pumps, charging small electronic devices and operating LED lights. Specifications: · Peak power Wp 400W · Voltage at peak power Vmp: 34.2V · Max open circuit voltage Voc: 41.2V · Current at peak power Imp: 11.70A &middo...For instance, in the nameplate above, my 100-watt solar panel has an Operating Cell Temperature range of -40°C to +85°C, which is a standard rating for solar panels. ... In a PV system, solar panels are interconnected in series or parallel configurations to increase power output and achieve the desired voltage and current levels.400 watt Axitec Mono Bifacial All-Black Solar Panel. Axitec Solar. The Axitec 400 watt AXIblackbipremium HC monocrystalline XL module is the best in terms of power output and long-term reliability at an attractive low price. The AC-400MBT/108V solar panel features 108 half-cut bifacial monocrystalline... AC-400MBT/108V.iPad: Status Board is one of the best dashboard apps out there, and today it gets a little better. The new version includes a new UI, multiple boards, new panels, and more. iPad: S...The kit comes with everything you need and can be installed in under two hours. Expert Advice On Improving Your Home Videos Latest View All Guides Latest View All Radio Show Latest...The Jinko Solar Eagle 72 JKM400M-72HL-V HM G2 solar panel features 144 5-busbar Diamond Mono PERC half-cells that are PID Free and shade tolerant. They are certified for high snow (5400Pa) and wind (2400Pa) loads and have an IP67 Rated Junction Box for longevity in outdoor environments.While 300 watts is still a common panel size for home installations, a lot of top tier brands such as Panasonic, LG, and SunPower no longer stock 300 watt panels. This is because advancements in solar cell technology has allowed some panel manufacturers to create panels at around 400 watts. If you’ve looked into …required panels = solar array size in kW × 1000 / panel output in watts. Typically, the output is 300 watts, but this may vary, so make sure to double-check! The last step is determining the area the potential panels would occupy. The following equation will help you: area occupied = required panels × panel width × …12volt 5watt solar panel. ৳ 790. ৳ 1,200. 16/32/63A DC Breaker 250V Circuit 2P 2 Pole - Solar Energy Switch White. 5 /5 (1) ৳ 1,425. ৳ 2,850. 50W 12V Polycrystalline Solar Panel High Efficiency Module PV Power for Battery Charging, Boat, 50 Watts, Caravan, RV and any other Off Grid Applications RP.A 400W solar panel generates 400 watts of power and can be utilised for commercial and domestic solar projects. 400W solar panels will generate between 1.2 and 3 kilowatt hours (kWh) per day, …Monocrystalline. Panel Dimensions. 1723 mm L. 1133 mm W. 35 mm D. Cell Count. 108. The physical characteristics of a solar panel have an impact on the product’s performance. For example, metrics like efficiency and wattage are based on the type, size, and number of solar cells used in a panel.We're professional 400w solar panel specification manufacturers and suppliers in China, specialized in providing high quality customized products.Jan 8, 2024 · Wir haben 20 Solarmodule verschiedener Hersteller miteinander verglichen und teilen mit Ihnen unsere Erfahrungen im großen Solarmodul-Test und -Vergleich 2024. Und das erwartet Sie in diesem umfangreichen Test und Vergleich: Ranking der 20 besten PV-Module 2023/2024. Die Photovoltaik-Module-Testsieger 2023/2024. Solar Panel Trina Solar Vertex S 400W Trinasolar, is a monocrystalline solar panel made with high quality materials.The major difference between an incandescent 40-watt light bulb and a 60-watt light bulb is power or light output. A 60-watt light bulb emits or puts out more light than a 40-watt ...As renewable energy becomes increasingly popular, more homeowners are turning to solar power as a way to reduce their carbon footprint and save on electricity costs. One of the mos...In the specifications of your solar panel, you’ll find the circuit current and circuit voltage at their maximum values. Generally, a 400-watt panel will be 40 Volts and 10 Amps, equal to 400 watts! It’s, therefore, easy to understand that a 400-watt panel can produce 400 watts of power. This 4,800 watt microinverter solar kit is a great mid range power option. The 18 x 400W solar panels will fit nicely on almost any roof and the power they produce will be enough to offset a good portion of your electricity usage each month. From lighting, television and kitchen appliance uses to more. Easily expandable in the future as well if ... Nov 24, 2022 · Wiring solar panels in series requires connecting the positive terminal of a module to the negative of the next one, increasing the voltage. To do this, follow the next steps: Connect the female MC4 plug (negative) to the male MC4 plug (positive). Repeat steps 1 and 2 for the rest of the string. The Jinko Solar Eagle 72 JKM400M-72HL-V HM G2 solar panel features 144 5-busbar Diamond Mono PERC half-cells that are PID Free and shade tolerant. They are certified for high snow (5400Pa) and wind (2400Pa) loads and have an IP67 Rated Junction Box for longevity in outdoor environments. Monocrystalline. Panel Dimensions. 1821 mm L. 1016 mm W. 30 mm D. Connector Type. Staubli MC4 PV-KBT4/KST4. The physical characteristics of a solar panel have an impact on the product’s performance. For example, metrics like efficiency and wattage are based on the type, size, and number of solar cells used in a panel. The 400W solar panel includes a 300mm charging cable that gives you plenty of space to mount multiple panels, maximizing solar input. High Solar Energy Conversion Made from highly efficient monocrystalline cells, the 400W rigid solar panel has an excellent efficiency rating of 23%, allowing you to charge faster than using similar-sized panels.Note: If you already have a solar panel and want to know how long it will take to charge your battery, use our solar battery charge time calculato r. Calculator Assumptions. Battery charge efficiency rate: Lead-acid - 85%, AGM - 85%, Lithium (LiFePO4) - 99% Charge controller efficiency: PWM - 80%; MPPT - 98% …They also only last between 10 to 20 years, which is 10 to 15 years less than PV panels. ... Price Per Watt. Solar panels cost between $2.40 and $3.60 per watt including installation.Note: If you already have a solar panel and want to know how long it will take to charge your battery, use our solar battery charge time calculato r. Calculator Assumptions. Battery charge efficiency rate: Lead-acid - 85%, AGM - 85%, Lithium (LiFePO4) - 99% Charge controller efficiency: PWM - 80%; MPPT - 98% …
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Uses: Photovoltaic power generation. Core material: tinned copper wire. Product Certification: TUV. Voltage rating: 0.6/1KV. Rated voltage: 1000V. length：3M. Four Solar Panel PVs with 40 ampere controller and associated parts. Each Solar Panel is 100w giving total 400w to your battery. Welcome to Wind and Sun PV. A single 300W solar panel is rated to produce 300 watts of power, but the actual power output you see from your panels depends on many factors, including geographic location, shading, and the tilt of your panels. The number of solar panels you'll want to install depends on the electricity you want to generate and the space available for solar ...400 watt Axitec Mono Bifacial All-Black Solar Panel. Axitec Solar. The Axitec 400 watt AXIblackbipremium HC monocrystalline XL module is the best in terms of power output and long-term reliability at an attractive low price. The AC-400MBT/108V solar panel features 108 half-cut bifacial monocrystalline... AC-400MBT/108V.The solar panel that has the highest power-to-weight ratio is the 380Wp LG solar panel. It pumps out 21.71 Watts for every kilogram it weighs. ... Solar Panels With 300W+ Capacity. PV modules with the capacity of 300W to 399W weighs 44.484 lbs or 20.178 kg on average. ... Solar Panels With 400W+ Capacity. 400 Watt Solar Panel, 25% High-Efficiency Monocrystalline PV Module, 2Pcs 200W Half-Cut Technology Solar Panel 12V/24V for RV Marine Rooftop Farm Battery and Other Off-Grid Applications. 5. $37999. Save $30.00 with coupon. FREE delivery Mar 15 - 18. REC 400W Solar Panel 132 cell REC400AA-PURE impresses with its outstanding visual appearance and particularly high performance on a small surface. ... How to install a PV system. 27 Articles. Solar contractors. 4 Articles. Maintenance tips. 13 Articles. ... All REC products All 400 Watt Panels . Attachments. REC400AA …Priced to go these Ultra High Gain Solar Panels will easily reduce your current Electicity bills , match these Solar Panels to a Power Inverter and a small ...Large projects require a reliable partner and quality products. Don’t demand anything less. in quality and performance. Sustainability is at the heart of what we do. Waste and pollution reduction are only part of the story. Efficient and reliable PV module, Trackers and system. Trina Solar Provides smart solutions for energy storage and IoT.De afmetingen van zonnepanelen verschillen. De meeste zonnepanelen hebben een standaardformaat van ongeveer 165 bij 100 centimeter. Maar er zijn ook extra grote en veel kleinere zonnepanelen en zonnedakpannen. Yvo Verschoor Expert zonnepanelen Bijgewerkt op: 16 juni 2022. …APTOS SOLAR DNA-144-BF26-400W 400W 144 HALF CELL BIFACIAL SOLAR MODULE. Bifacial 400W Aptos Solar from DNA Half-cut Cell Series panel produces up to 30% more energy than standard monofacial modules. They are a great choice for commercial and utility-scale systems, but can be installed at home as well. Aptos 400W panels are very …Shop here to find low priced solar panels that generate 400 watts of DC power. These modules can be grid-tied or used off-grid for residential or commercial renewable energy …Door panels are made of thin sheets of metal stretched over lightweight frames that make the door. The sheet metal of the door panels are not as sturdy as fenders and are easily de...The average cost to install 400 watt solar panels is about $7000 (10 mono-si 400-watt panels, installed). Find here detailed information about 400-watt ...The 400W solar panel includes a 300mm charging cable that gives you plenty of space to mount multiple panels, maximizing solar input. High Solar Energy Conversion Made from highly efficient monocrystalline cells, the 400W rigid solar panel has an excellent efficiency rating of 23%, allowing you to charge faster than using similar-sized panels.They also only last between 10 to 20 years, which is 10 to 15 years less than PV panels. ... Price Per Watt. Solar panels cost between $2.40 and $3.60 per watt including installation.Jimmy Fallon brought one of Houston's gospel choirs onto the show to help him announce a one million dollar donation to Harvey relief By clicking "TRY IT", I agree to receive newsl...Generate a Solar Permit Package for a design using Sunpower SPR-400-WHT-D (400W) With SolarDesignTool, you can create a design from scratch and generate a full PV permit package in as little as 15 minutes. This page contains information about the Sunpower SPR-400-WHT-D (400W) solar panel. To compare this to other PV modules, click here..