50w Solar Panels Manufacturer

Go green with Leeline Energy, your RELIABLE SUPPLIERS of 50-watt solar panels. You benefit from our years of experience in manufacturing high-efficiency solar panels. Sell quality solar panels to your SUSTAINABLE customers. Build trust to make yourself a REPUTABLE brand!

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Premium 50w Solar Panels Features

Leeline Energy is a new energy solution company for volt monocrystalline solar panels with compact design. These 50-watt solar panels have the following features.

High energy generation

Excellent IAM and enhanced cell PERFORMANCE in low light. Help customers to GENERATE power in any condition! Low operating temperature and NMOT(Nominal Module Operating Temperature) bring more energy.

Hot spot heating is guaranteed! Bypass diode and predrilled holes included! Offer your customers validated quality with high energy yields. Higher customer satisfaction is coming your WAY!

Superior Material

The CORROSION RESISTANT aluminum frame comes with ENHANCED STIFFNESS! Build to last long! These 50-watt 12-volt monocrystalline solar panels ENDURE snow loads with tilt mounts. WITHSTAND high winds.

Our EL-tested solar modules provide 2% increased efficiency. Provide optimum operating voltage with high-quality standards. Become your CUSTOMER’S first choice!

Less shading loss

Enjoy ENHANCED panel integrity with non-destructive cutting technology! Our products complete PROTECTION with low working temp panels. 10% more power with MINIMUM shading loss ensures smooth performance.

These innovations signify IMPROVED product durability and SAFETY assurance. Boast the competitive edge in the market with our volt monocrystalline solar panel!


Experience high ENERGY EFFICIENCY with our low iron tempered glass. It offers 30-year power performance. These innovative bifacial dual glass panels generate 675W. The multilayer sheets ensure smooth IMPLEMENTATION. 

A 12-year product warranty with +5W cheerful power ENDURANCE ensures customer’s long-term consistency. Our solar systems translate to ELEVATED customer SATISFACTION and sustained market COMPETITIVENESS!

Higher Reliability

Vital corrosion-resistant aluminum frame with waterresistant quality ENSURES long service life. Plus, panel LEAD and power performance WARRANTIES help you gain more customer trust.

Deliver CONSISTENT and excellent performance to your clients. Let’s BUILD a better customer REPORT! More word-of-mouth REFERRALS are waiting for you!

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Featured On

global sources
made in china

Advantages Of The Best 50w Solar Panels Services


OEM & ODM Services

Leeline Energy helps you build a solar panel brand with ZERO effort. PROVIDES design, photography, and labeling support. Rescue PRODUCT development time through our matured PRODUCT Designs. With us, FAST-TRACK your brand-building process!



Source a single unit or thousands. We have no limits! So, only order the products you need to MAINTAIN your INVENTORY. A clever solution to CUT THE COST! Focus on your WORKFORCE and grow your business!


Fast Shipping

We provide various transportation FACILITIES! From rail to sea and air to trucking. You get  COMPLETE protection! Our team ensures the process is completed for fast deliveries. On-time shipping INCREASE customer trust and boost your business reputation!

10+ Years Of Sourcing Experience

Experienced Team

Benefit from our DECADE of experience. We have quality assurance, supply chain, and market analysis experience. You get a competitive edge over the competition. Get ready to SCALE YOUR BUSINESS with us.

quality inspection

Strict Quality Control

We inspect our EL-tested solar modules for DAMAGED or DEFECTIVE products. NO QUALITY issue means fewer returns and bad reviews! Earn CREDIBILITY for your business with our solar panels.


Best After-Sale Service

Get REMOTE SERVICES during the installation process. We help you with warranty support, technical support, and maintenance guidelines. No negative reviews and disputes. Grow your business with confidence!

A Wide Range of Applications



House Roof

House Roof

parking lot

parking lot

Solar Charging and Shade Table

Solar Charging and Shade Table

solar light

Solar light



50w Solar Panels Production Line

Our 50-watt 12-volt monocrystalline solar panel goes through detailed inspection. Our team verifies EFFICIENCY and RELIABILITY in every key component! Test 50w 20 Volt monocrystalline solar panels before packaging. Delivering high-quality panels INCREASES your reputation and market share.

Product Parameters

Max -Power50W100W160W
Peak power(WP)50W100W160W
Voltage at Pmax(Vmp)17.2V17.2V17.7V
Current at Pmax(Imp)2.94A5.89A9.06A
Open circuit voltage(Voc)20.4V20.4V20.6V
Short circuit current(Isc)3.12A6.24A9.60A
Module Efficiency14.4%15.9%17.6%
Max System Voltage(VDC)100VDC
Solar cellsmono
Temperature Coefficient of Pmax-0.393%/℃
Temperature Coefficient of Voc-0.30%
Temperature Coefficient of ISC+0.039%/℃
Nominal Operating Cell Temperature45+/-2℃
Min power tolerance±3%
Data under standard testing conditions(STC):1000W/M²; 1.5AM

Power up your brand and profits with 50W solar panels for wholesale excellence. Illuminate your path to success sustainably. Click now to lead the market with green energy solutions!


Our 50W solar panels boast credibility with industry-leading certificates. CE, TUV, ETL, and OHSAS18001 are our prominent mentions. Sell and ship globally with CONFIDENCE. Expand your business and market share.


Factory Audit & Quality Inspection Report

Our inspection team visits and carries out REGULAR factory CHECKS. We check the quality of our solar panel products. All the low-quality panels get filtered. It guarantees no complaints or disputes from customers. You build brand image and customer trust.

Why Choose Us?

Reliable and Trustworthy

Leeline Energy has been in 50W solar panels sourcing for more than ten years. Our experts UNDERSTAND the MAXIMUM power needed and deliver PRECISELY what you need! Our 50-watt solar panels with ANTI-REFLECTIVE glass won’t let you down!

Tackle deals like a pro! Our deals in the B2B business are different from ONE-TIME things. We provide long-lasting products to help your business GROW FASTER with reliable customers!

One-Stop Sourcing Agent

Leeline Energy is your one-stop SOURCING agent. Our staff looks for every process from packaging to transportation. We handle order management and 50W solar panels suppliers.

Get quality 50-watt 12-volt monocrystalline solar panels to SATISFY your customers. No more struggle for juggling between agents and hiring staff for management. Focus on your POSITIVE market APPROACH instead of management issues!


business partner4

Reduce Transaction Risk

Secure your transactions from TRADE scams. We ensure silky smooth 50W solar panels wholesale transactions. Our team keeps an eye on the process from start to end to TACKLE THE CHALLENGES. We mitigate transport and supply chain risks.

NO MORE quantity scams! Fostering the trust and confidence of your customers in your business!


Completed Projects


Happy Clients


Years of Experience


Professional Staffs

How We Work?

customer first

Your needs for 50W solar panels are our priority! We bring R&D, LOGISTICS, and SOURCING together for seamless business. 

Get your 50-watt 12-volt monocrystalline solar panels without worrying about the QUALITY! Experience better sales and customer satisfaction.

standardized procedure

PRE-tested and designed processes to reduce FRICTION in sourcing. Our SQUAD monitors solar cell production and module assembly for 50-watt 12-volt monocrystalline solar panels. 

High industry standards to maintain QUALITY throughout the supply chain. Grab the 50W solar panels market with a strategic APPROACH and say hello to more PROFITS!

custom solutions

Create customized solutions for 50W solar panels! Got an idea? Share them with us, and our R&D team will include them. Provide your customers with high-end solar modules for generating a MAXIMUM power boost. 

Understand your customer preferences to increase PRODUCT sales. IMPRESS your clients. With us, ingrain your business with a PERSONALIZED experience!

Our Payment

Use your existing Bank Transfers, PayPal, Cash, and Credit Cards. Choose any transaction without WORRYING about RISKS and SCAMS. Prevent financial losses and boost your business security.

Western Union

We are global leaders in energy efficiency & sustainable growth.

How We Support You?

Reliable and Trustworthy
  • Demand Assessment

Leave DESIGN, QUALITY, SPECIFICATIONS, and QUANTITY demands to us. Our experts do market analysis and make informed decisions. BOOSTS your business success with smart choices! For smooth SALES!

  • Supplier Management

We choose 50w solar panels suppliers according to their PERFORMANCE and your requirements. Keep evaluating the production & quality performance to meet your solar business demands. Focus on your brand presentation with better supply and customer flow!

  • Contract Negotiation

Lock the deal with 50W solar panels on your behalf. You get transparency in contracts and the best pricing. Our legal team handles it all, from negotiation to drafting and reviewing. So, make fair deals and BUILD TRUST to enhance business profitability. 

  • Order Management

Say no to the extra burden of ORDERS. We confirm your order and do tracking and handling. Our experts resolve the issues like cancellations and changes in your orders ON TIME. It keeps your supply chain risk low. Save big on operational experience while building STRONG customer relations!

  • Logistics Coordination

Our transportation, warehouse, and distribution FACILITIES are top-notch. Trust us for on-time deliveries of 50-watt, 12-volt monocrystalline solar panels. You get rid of delivery complaints. Timely deliveries help the customer’s influx and high satisfaction.

  • Installation Support

We have detailed installation videos to make solar panel installation a breeze. Your customers get telephonic guidelines and a REMOTE installation facility. Reliable and timely installation translates to SATISFIED customers and GOOD reviews!

How We Support You?

Our Reliable Partners


Our 50w Solar Panels Factory

Leeline Energy’s 50W solar panels factory operates on an area of 18,000 square meters. We have ENOUGH CAPACITY to deliver your larger orders. You get CUSTOMIZED and WHOLESALE solar panel solutions. Beat the competition and seize opportunities.


Light the way to wholesale success with 50W solar panels. Elevate your brand’s image with eco-friendly solutions. Click to power up your profits!

Packing & Delivery

Robust wooden box packaging for 50-watt solar panels ensures SAFETY. Enjoy solid shipping with trusted partners like DHL and FedEx! Damage-free and Timely deliveries help you build trust.


Successful Project


Sustainable Success: 50W Panels Transform Factory Operations

Mr James is a garment factory owner who called us for off-grid solar system estimation. He needed a sustainable energy source to meet the POWER REQUIREMENTS. The high winds and heavy snow hinder the on-grid power supply in his area. IMPACTING business and operations! It even affects ESSENTIAL functions like utilizing low-pressure water jets.

Mr. James CONTACTED us for our services. He wanted to install a compact design of 50-watt 12-volt monocrystalline solar panels for a solar setup. The CHALLENGE identified was providing CONSISTENT and AFFORDABLE electricity to the factory.

Our team evaluated the power requirement. We introduce a comprehensive solar solution with FAST MOUNTING. Tailored to the factory’s power need of 50-watt 12-volt monocrystalline solar panels. Our off-grid inverters were PROVEN as a key COMPONENT for this sustainable solution. Pol mounts and z-brackets make installation a BREEZE.

Mr. James trusted us for our commitment to quality. He entrusted us with 50-watt 12-volt monocrystalline solar panels. We offered a TAILORED approach to ensure MAXIMUM efficiency. Provided solutions within the budget for a maximum voltage system.

After a thorough site ASSESSMENT, we installed the 50-watt 12-volt monocrystalline solar panels. These panels WITHSTAND high winds and snow loads in their REMOTE village. Their OPTIMAL performance in a low-light environment was excellent. It was a perfect solar adventure for the factory.

Our 50-watt 12-volt monocrystalline solar panels TRANSFORMED it all. Their business and production ACTIVITIES are now more STREAMLINED. Mr James HAILED this project as a game changer.

Our 50-watt 12-volt monocrystalline solar panels ILLUMINATE the factory and its FUTURE. Empowering the town with a SUSTAINABLE energy solution was a solar adventure for us! 

How We Support You?
What our CUSTOMERs say


The 50-watt solar panels by Leeline Energy have me covered! I love the LONG SERVICE LIFE of their products. The ENHANCED cell performance with multi-layered sheet LAMINATIONS PERFECT for other off-grid applications. The waterproof solar CONNECTORS are included. Different mounting systems with pol mounts make installation straightforward!

Helen I Henderson

The 50-watt solar panels by Leeline Energy are GREAT for low-light ENVIRONMENTS. I enjoyed No Power Drop! The pre-drilled holes and ground mount COMPATIBLE features make me happy. They helped me with remote services during installation. The team was TREMENDOUS and COOPERATIVE!  

Belva D Adams

Leave us a message and we will get back to you

    Service Interested:


    Hey I’m Sharline, the founder of Leeline Energy. We’d love to connect and discuss next steps towards bringing Solar Products to your project. If you are considering to start or expand your solar business, we would be happy to provide a project estimate and one stop solutions. Please complete the form to get started.  

    Phone / Whatsapp







    Room 2208, Jiuzhoutong Building, Hanyang District, Wuhan City, Hubei Province


    People Also Ask About 50w Solar Panels

    1. Can I use 50W solar panel for 20W LED Streetlight?

    Yes, you can use a 50-watt solar panel for 20 LED streetlights. LED streetlights light up until they get maximum system voltage. You have the proper electronic conversion and a battery buffer.

    2. How long will it take me to recoup the cost?

    Factors like usage and weather conditions impact the duration of time to recoup the cost. Generally, the time to recoup the cost of solar panels ranges from five to fifteen years. It may vary with the advancement of technology.

    3. How to package solar panels?

    Usually, solar panels come in sturdy cartons. Plus, they have extra padding like bubble wrap or foam at four corners to avoid any damage. They are also securely sealed and labeled with handling instructions on the box.

    4. What will a 50w solar panel run?

    A 50-watt solar panel generates enough power output to run a fridge for 14 hours. A single panel also runs a booster pump for 19 hours. Plus, these panels run LED lights for up to 190 hours. You perfectly manage them with a charge controller for small solar setups.

    5. Can a 50w solar panel charge a battery?

    A 50-watt solar panel recharge batteries for extended outdoor use. It powers up small devices like water pumps, camping or backyard lighting, and mobile. Plus, these off-grid inverters recharge batteries. Best for off-grid applications like remote cabins and marine use.

    Speed up the progress of your solar business and make more sales!

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