OEM Factory SLJG20050 50W 4200LM 24°/38°/55° Bridgelux V13C SLJG Kosoom


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10000 in stock

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SKU: C_SLJG20050 Categories: ,

Product Technical Specifications –SLJG20050 Custom LED Spotlights

Product Code SLJG20050
Power (W) 50W
Lumen 4200
Size 214xH110mm
Cut-off 200mm
PF >0.9
Voltage (V) 220-240V/100-277V
CRI 83/90/95/Thrive
Color Black/White/Customized
Beam Angle (°) 20°/25°/38°
CCT (K) 2700/3000/3500/4000/5000K

Note: Each Product code can be customized, with options for CRI and Color.

Kosoom: Lighting the Path to Brilliance

As a distinguished led light supplier, Kosoom has been at the forefront of innovation,Under the Kosoom umbrella, the Custom LED Spotlights series stands as a testament to our commitment to quality, innovation, and design; they are the embodiment of modern lighting technology.Let’s delve deeper into the brilliance of Custom LED Spotlights.

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What Are Custom LED Spotlights

Custom LED Spotlights represent a pinnacle in LED lighting technology. These versatile luminaires have redefined the concept of illumination, making their mark in diverse environments and settings. From restaurant lighting to gallery exhibits, retail spaces, supermarkets, and even the cozy ambiance of spotlight bar, Custom LED Spotlights are the go-to lighting solution.

Versatile Lighting for Every Space

These spotlights offer a dynamic range of lighting solutions that cater to the unique needs of various settings. Whether you require precision lighting to accentuate artwork or a warm, inviting glow for a Recessed lighting, Custom LED Spotlights are the answer. Their adaptability and versatility make them the preferred choice for architects, designers, and businesses looking for tailored lighting solutions.

Now, let’s move on to instruction 3, where we’ll delve into the specifics of the SLJG20050 Custom LED Spotlight:

Description of SLJG20050 Custom LED Spotlights

Custom LED Spotlights, exemplified by the SLJG20050, are distinguished by a host of impressive features. Here, we break down the technical specifications and advantages of this remarkable luminaire:

Technical Excellence

  • CCT (Correlated Color Temperature): Selectable from 2700K to 5000K, allowing you to customize the ambiance to your exact preferences.
  • Lumen Output: Offering a dazzling 4200 lumens, ensuring a brilliant illumination.
  • Beam Angles: With options ranging from 20° to 38°, these spotlights allow for precise lighting control.
  • CRI (Color Rendering Index): Choose from CRI 83, 90, 95, or Thrive, guaranteeing impeccable color accuracy.
  • Power Consumption: A highly efficient 50 watts, ensuring energy savings.
  • Dimensions: Compact and sleek, with a size of 214mm x 110mm and a hole diameter of 200mm.
  • Customization: Tailor these spotlights to your exact needs by selecting color temperatures, colors (black, white, or custom), and CRI options.

KOSOOM’s SLJG20050 Custom LED Spotlights Product

Why should you choose KOSOOM’s SLJG20050 Custom LED Spotlights over other options on the market? The answer lies in the exceptional qualities of this luminaire, which make it the preferred choice for those seeking optimal lighting solutions.

The Reasons to Choose SLJG20050

  1. Durability: SLJG20050 is built to last, ensuring that your investment in lighting remains functional and reliable for years to come.
  2. Safety: Safety is paramount, and these spotlights are engineered with the highest standards in mind, providing peace of mind to users.
  3. High Luminous Efficacy: With its impressive 650 lumens, the SLJG20050 delivers a radiant and efficient lighting experience.
  4. Versatility: These spotlights are designed for multifunctional use, adapting seamlessly to various lighting needs.
  5. Ease of Installation: Installing the SLJG20050 is a breeze, making it accessible to both professionals and DIY enthusiasts.

Exploring the Ceiling Spotlights Series

In addition to the SLJG20050, KOSOOM offers a range of ceiling spotlights that share the same commitment to quality and innovation. These spotlights are designed to cater to diverse lighting requirements, ensuring that every space can benefit from the brilliance of KOSOOM lighting solutions.

Advantages of SLJG20050 Custom LED Spotlights

The SLJG20050 Custom indoor spot lights shine brightly in the realm of lighting solutions, offering a host of advantages that set them apart from the competition. Let’s explore these advantages in detail:

Brilliance Beyond Compare

  1. High-Performance LED Chips: These spotlights feature cutting-edge LED chips, ensuring a consistently brilliant and reliable illumination.
  2. Exceptional Brightness: With an impressive luminous output of 650 lumens, they bring forth a world of light that captivates any space.
  3. Uniform Lighting: Achieve even and balanced lighting, eliminating shadows and hotspots for a harmonious ambiance.
  4. Versatile Color Temperatures: Choose from a wide range of color temperatures (2700K to 5000K) to create the desired atmosphere.
  5. Outstanding Color Rendering: Enjoy impeccable color accuracy with customizable CRI options (83, 90, 95, or Thrive).
  6. Tailored Customization: These spotlights offer a remarkable degree of customization, from color choices (black, white, or custom) to various CRI options, ensuring they align perfectly with your design vision.

Surface-Mounted Elegance

The SLJG20050 is designed for surface-mounted installation, adding a touch of modern elegance to any setting. Whether you’re aiming for a sleek and minimalistic look or a bold statement piece, these spotlights effortlessly blend with your interior design.

Warranty and Certification Information

When it comes to purchasing lighting solutions, two crucial factors to consider are product quality and safety. KOSOOM’s SLJG20050 Custom LED Spotlights excel in both areas, backed by comprehensive warranty and certification details:

Certified Excellence

  • CE Certification: The SLJG20050 is certified under CE standards, assuring you of its compliance with European safety and environmental requirements.
  • ROHS Certification: This certification further underscores the environmental friendliness of our product by ensuring it is free from hazardous materials.

Unwavering Assurance

KOSOOM stands behind the quality of its products with unwavering confidence. That’s why we offer an extensive 5-year warranty on the SLJG20050 Custom LED Spotlights. This warranty period ensures that you enjoy reliable performance and peace of mind, knowing that your investment is protected.

Installation Methods and Precautions

Installing the SLJG20050 Custom LED Spotlights is a straightforward process, but it’s important to ensure a smooth and trouble-free installation. Here’s a detailed guide on how to install these spotlights, along with some valuable tips and precautions:

Installation Steps

  1. Prepare the Installation Site: Ensure the installation area is clean and free of debris. Turn off the power supply to the area to ensure safety.
  2. Mark the Installation Position: Use a pencil to mark the precise location where you want to install the spotlight. Make sure it aligns with your lighting design.
  3. Cut an Opening: If necessary, cut a hole in the ceiling according to the specified dimensions (75mm for SLJG20050).
  4. Connect the Wires: Follow the provided wiring instructions, connecting the spotlight to the power source. Ensure correct polarity to avoid any electrical issues.
  5. Secure the Spotlight: Gently insert the spotlight into the opening and secure it in place using the provided mounting clips.
  6. Test the Spotlight: Once the installation is complete, turn on the power to test the spotlight’s functionality.

Precautions and Recommendations

  • Professional Installation: For the best results and safety, we recommend professional installation by a licensed electrician.
  • Safety First: Always turn off the power supply when working with electrical fixtures to prevent accidents.
  • Maintenance: Regularly clean the spotlight’s surface and ensure it is free from dust and dirt to maintain optimal performance.
  • Compatibility: Ensure that the spotlight is compatible with your existing electrical system before installation.

Why Choose SLJG20050 Custom LED Spotlights by Kosoom

You may wonder why SLJG20050 Custom LED Spotlights by Kosoom are the ultimate choice for your lighting needs. Let’s delve into the compelling reasons that make them the preferred selection:

Streamlined Customization

  1. Convenient Customization: SLJG20050 offers a convenient and tailored lighting solution. Choose the color temperature, color, and CRI to match your specific preferences and design requirements.
  2. Competitive Pricing: Despite their premium quality and customization options, SLJG20050 spotlights are competitively priced, ensuring you get excellent value for your investment.
  3. Exceptional After-Sales Service: Kosoom is dedicated to providing unparalleled after-sales support. Our commitment doesn’t end with your purchase; it extends throughout the product’s lifespan.
  4. Full Specifications: SLJG20050 spotlights are available in various specifications, ensuring that you find the perfect fit for your lighting project.
  5. Fast Delivery: We understand the importance of timely delivery. Kosoom ensures swift order processing and delivery, so your lighting project stays on schedule.

Versatile Lighting Solutions

Custom LED Spotlights, such as the SLJG20050, aren’t just fixtures; they are the embodiment of a comprehensive lighting solution. With their adaptability and multifunctionality, they cater to diverse lighting needs, making them the ideal choice for various settings.

Whether you’re illuminating an art gallery, enhancing the ambiance of a restaurant, or creating an inviting atmosphere in a retail space, SLJG20050 Custom LED Spotlights offer a versatile lighting solution that sets the stage for brilliance.

Repair and maintenance of SLJG20050 Custom LED Spotlights

Maintaining and caring for your SLJG20050 Custom LED Spotlights is essential to ensure they continue to provide optimal lighting performance over time. Here are some guidelines for cleaning and maintaining your lighting fixtures:

Cleaning Instructions

  1. Regular Dusting: To prevent dust buildup, gently dust the surface of the spotlights using a soft, dry cloth. This should be done at least once a month or as needed.
  2. Avoid Harsh Chemicals: Do not use abrasive or chemical cleaning agents, as they can damage the finish and components of the spotlights.
  3. Turn Off Power: Always turn off the power supply to the spotlights before cleaning to ensure safety.

Maintenance Tips

  1. Check Wiring: Periodically inspect the wiring connections to ensure they are secure and free from damage. Loose or damaged wiring can affect the performance of the spotlights.
  2. Inspect for Damage: Check for any physical damage to the fixtures, such as cracks or dents, and replace any damaged parts promptly.
  3. Evaluate Performance: Keep an eye on the brightness and color quality of the spotlights. If you notice any significant changes, it may be an indication that maintenance or replacement is needed.

Cost-effectiveness analysis of SLJG20050

Understanding the cost-effectiveness of the SLJG20050 Custom LED Spotlights is crucial when making an informed decision. Let’s conduct a cost-benefit analysis to highlight the compelling advantages of these spotlights:

Value for Your Investment

  1. Competitive Pricing: SLJG20050 offers exceptional value for its competitive pricing. You get a high-quality, customizable lighting solution without breaking the bank.
  2. Energy Efficiency: With a low power consumption of just 10 watts, these spotlights contribute to energy savings, reducing your long-term operational costs.
  3. Longevity: The SLJG20050 is built to last, ensuring a long lifespan with minimal maintenance requirements. This longevity minimizes replacement costs.
  4. Customization: Tailoring the spotlights to your specific needs ensures you only pay for features that matter to your project, maximizing cost-efficiency.


We’ve embarked on a journey through the world of KOSOOM’s SLJG20050 Custom LED Spotlights, exploring their exceptional features, benefits, and the compelling reasons to choose them for your lighting needs. These spotlights are more than just luminaires; they are the embodiment of lighting innovation and excellence.

At KOSOOM, our commitment to quality, customization, and cost-effectiveness is evident in every SLJG20050 spotlight we produce. We invite you to join the countless others who have already experienced the brilliance of our lighting solutions.

When you choose KOSOOM, you choose a brand synonymous with cutting-edge LED lighting technology, a brand that prioritizes your satisfaction, and a brand that delivers on its promises. Our SLJG20050 Custom LED Spotlights represent the perfect marriage of form and function, adding a touch of elegance to your spaces while providing exceptional illumination.


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Kosoom is a renowned Italian brand specializing in commercial lighting. With 8 production facilities worldwide, we have established partnerships with clients from over 70 countries. Our headquarters is located at Via Talamoni, 6, 20861 Brugherio MB, Italy, and you can reach us at +39 3400054590. We take pride in offering a diverse range of high-quality commercial lighting products and solutions, including various LED fixtures, linear lights, pendant lights, track lights, downlights, spotlights, and more.Distinguished for our commitment to providing efficient and energy-saving lighting products and solutions, Kosoom employs advanced technology and top-notch products to deliver environmentally friendly lighting solutions. Additionally, we offer customization services to cater to the unique needs of our clients. We look forward to collaborating with you, providing professional and reliable lighting solutions for your specific requirements.

About Price

All our lighting products are priced inclusive of value-added tax, offering excellent value for money. Across various categories, we boast the lowest prices in Europe, truly making a striking impact! With a substantial inventory in our warehouse in Italy, we ensure swift delivery once you place an order on the Kosoom online store. Our prices are more favorable compared to Tecnomat. If you are a professional or a company, feel free to reach out to us to avail exclusive pricing.

Lead Time

All our orders are guaranteed to be dispatched within 24-48 hours. In the rare instance where unforeseen circumstances may cause a delay, rest assured that we will promptly inform you. For customized products, we seek mutual agreement on the delivery timeframe to ensure both parties are in sync with the tailored order's schedule.

About Returns

It's important to note that returns are not accepted for non-quality-related issues. However, in cases where there are quality concerns, we are open to exchanges or returns. All our products come with a warranty period of 3-5 years, ensuring a commitment to quality assurance.

About Invoice

Upon placing an order, we will generate an invoice that includes comprehensive details such as the order number, a detailed list of purchased products, quantities, prices, any applicable taxes or discounts, and the total amount paid. This invoice will be sent to the email address associated with your order. Should you have specific requests or require additional copies of the invoice, feel free to reach out to our customer support team, and they will be more than happy to assist you.

Product Warranty Time

With the exception of customized products, all our items come with a warranty of 3-5 years. We pledge to adhere to a "replace without repair" policy in the event of any quality issues, ensuring maximum protection of your rights. For information regarding the warranty period for customized products, please feel free to reach out to us for consultation.

About Logistics And Transportation

Our dispatch location is at Via Talamoni, 6, 20861 Brugherio MB, Italy. Shipments will be sent via BRT or other express services. For any special requests, feel free to get in touch with us, and typically, we process and dispatch orders within 24-48 hours.

How to view or purchase products of the same model with different parameters?

You have the option to explore and purchase products with varying specifications and accessories from the same series by referring to the table located beneath the product images on the current page.

What are the advantages of Kosoom lamps compared to other brands?

Comparing the prices of lighting fixtures with other brands, you'll discover that many categories of Kosoom products boast the lowest prices in Europe. All our products come with a 3-5 year warranty, ensuring a prolonged period of quality assurance, alleviating concerns about potential issues. Furthermore, the diverse product line from Kosoom caters to various lighting needs, including indoor and outdoor fixtures. Whether you're seeking ideal lighting solutions for home, commercial, or outdoor spaces, we offer a multitude of choices to meet the personalized requirements of different customers. Our commitment lies in creating bright and welcoming lighting environments while consistently striving for excellence in the diversity and quality of our products.

Can I become a partner of Kosoom?

Certainly! We welcome you to become a distributor for Kosoom. As our partner, you'll enjoy greater discounts and favorable pricing, along with support from our eight production facilities worldwide to enhance your business competitiveness.

Are there any other discounts for professionals?

Saluting the professionals and installers in the lighting industry! We recognize your dedicated expertise and contributions to the field of lighting. As a token of appreciation for your ongoing support and collaboration, we are pleased to offer you exclusive, tailored benefits. Register now to secure the advantages reserved just for you.

Can products be customized according to needs?

We are pleased to customize products to meet your specific requirements. However, customized production requires a certain amount of time and resources. Therefore, our minimum order quantity for custom products is 500 units, and the production lead time is at least 30 days or more.

Is it possible to purchase only a few lamps?

Certainly! You can choose to purchase a few light fixtures based on your actual needs. We welcome you to select according to your personal preferences and space requirements. Please note that if the order amount doesn't meet the free shipping conditions, there may be a shipping fee. It's advisable to consider buying multiple products at once. This not only helps increase the order amount for free shipping but also better satisfies your lighting needs. Additionally, purchasing a variety of light fixtures allows you to create a more diverse lighting effect in different spaces, enhancing overall aesthetics and functionality.



Kosoom offers its resellers the lowest possible price, available upon verification of identity.
Resellers can enjoy not only competitive prices, but also discounts of up to 25% if the order quantity meets certain conditions.
Please note: certain qualifications and order quantities are required to obtain this status.



Kosoom offers professionals a very convenient price, available after identity verification.
If the order quantity meets certain conditions, the professional can enjoy not only a satisfactory price, but also a discount of up to 20%.
Please note: certain qualifications and order quantities are required to obtain this status.



2% discount on purchases over 300€
5% discount on purchases over 600€
10% discount on purchases over 1000€
(The above is the amount including tax)

Welcome to Kosoom! We are here to offer you the most cost-effective spot lighting products in Europe, along with a range of thoughtful shopping benefits:

Free Shipping Policy:
In Italy, we provide free shipping for orders exceeding 120 euros.
For other European regions, you can enjoy free shipping on orders over 200 euros.

Multiple Discount Offers:
For orders surpassing 500 euros, you’ll receive an additional 2% discount.
Exceeding 1000 euros, the discount increases to 4%.
For orders exceeding 3000 euros, you’ll enjoy a generous 6% discount.

Exclusive Industry Discounts:
If you are an electrician, wholesaler, or corporate purchaser, we are willing to provide additional discounts based on your specific needs, with bulk discounts of up to 20%.

Swift Delivery Service:
We aim to dispatch your order within 24/48 hours after confirmation, ensuring you receive your desired products as soon as possible.

Long-Term Quality Assurance:
All our luminaires come with a 3-5 year quality guarantee, providing additional assurance for your purchases.

Contact Us:
Feel free to reach out for any questions or needs.
Phone: +39 3400054590
Email: [email protected]

Kosoom looks forward to providing you with high-quality lighting products and attentive service. Let’s work together to create a bright and welcoming lighting environment!

As a professional and robust commercial lighting company, Kosoom has consistently prioritized quality as our primary goal. To ensure that our products maintain the best cost-effectiveness in the market, we have implemented a series of rigorous quality control measures, ensuring that each luminaire undergoes meticulous manufacturing and strict inspection.

Quality Inspection Process:
Every product undergoes a stringent quality inspection process before leaving the factory. This includes visual checks to ensure the absence of scratches on the housing or mirrors, secure screw fastening, and accurate labeling. Additionally, we conduct photoelectric parameter tests, covering color temperature, color rendering index, luminous flux, light distribution curve, power, power factor, etc., to ensure that the product’s lighting performance reaches optimal levels. We also perform aging tests, ground resistance checks, withstand voltage tests, etc., to verify the stability and durability of the product during long-term use.

Quality Assurance Commitment:
We provide a 3-5 year warranty for each product, offering a robust guarantee for product quality. In the event of any quality issues within the warranty period, our dedicated after-sales customer service team is ready to assist you. Importantly, we pledge to adhere to a “replace-only, no repair” policy in case of product quality issues, ensuring the maximum protection of your rights.

Professional After-Sales Service:
Our after-sales customer service team is highly professional, capable of responding promptly to your needs and providing expert solutions. We strictly adhere to our after-sales policy, aiming to ensure that you feel secure and confident in purchasing and using our products.

Kosoom is committed to providing customers with outstanding value for money and excellent product quality. We will continue our unwavering efforts to ensure that you consistently enjoy a high-quality lighting experience.

Rated 4.6 out of 5

based on 20 authentic reviews

Junaid Nasir
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Ho comprato una applique led a muro con Luce riflettente Sia superiore che inferior per il soggoiorno di casa.... Prodotto davvero fantastico...
Iqra Rauf
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Ho acquistato delle lampada a parete per la camera da Letto prezzi Medio alto ma labqualita e eccelsa e li vale tutti.consegna rapidissima in un packaging perfetto consiglitissimo
Rana Safwan
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Stavo cercando su internet dei lampadari moderni per I bagni e navigando ho visto I bellissim prodotti su mazzolabluce e la sua pubbilcita ha attirato molto la Mia attenzione dando UN,occhiata Al Sito ho subito Trovato quello che cercavo.
hafiz bilal
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Posso reputare la mia personale esperienza con vito 10!ottimo rivenditore online preciso puntuale e con tanti bei prodotti di qualita .Grazie a laro sono riuscito a trovare questi faretti da incasso QUADRATI.in commercio fino ad ora ne …
Farooq Sheikh
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C e Molta Scelta ,proprio per question ho trovato quello che cercavo .optimo prodotto,spedizione rapida, imballaggio perfetto. Inoltre la comunicazione constante rende l qcquisto facile e tranquillo.
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The variety of lamps is very complete. I found the lamp I wanted. Kosoom is as professional as ever.
Ishmal Sheraz
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Ho acquistato un luce da incasso malto bello facile da pasizionare.lmballaggio e spedizione perfetto.acquistero ancora!




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