SLWF20050 Discover 10W-50W 2700K-5000K 650lm-4800lm, Customizable LED Downlights SLWF – KOSOOM


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Discover the New Era of Lighting with KOSOOM LED Downlights

Step into the world of KOSOOM, a leading provider of comprehensive lighting solutions, where we strive for excellence and innovation. With a focus on our cutting-edge LED downlights, especially the SLWF series, we are committed to enhancing your lighting experience while pushing the boundaries of energy efficiency. Our products promise a unique blend of modern design, top-notch performance, and lasting durability, setting us apart in the crowded marketplace. We invite you to join us on this exciting journey as we illuminate your world, one LED downlight at a time.

Illuminate Your Space with LED Downlights

What are LED Downlights? They are energy-efficient lighting solutions that recess into the ceiling, emitting light downward in a narrow beam. This concentrated light is perfect for task lighting or accentuating specific areas or objects.

Now, meet our SLWF series of LED downlights, a game-changer in the world of lighting solutions. These lights are more than just illumination devices; they are the key to transforming the ambiance of any space, making it more inviting and functional. The SLWF LED Downlights are particularly effective in supermarkets, retail shops, and warehouse shelves, offering a lighting solution that is both versatile and economical. Their soft light reduces glare and avoids blue light, creating a comfortable environment for both employees and customers.

When it comes to color rendering, our downlights take the lead. With a CRI greater than 90, our SLWF series can beautifully recreate the colors of objects, enhancing the overall visual experience. Choose SLWF LED Downlights to create a brilliant, well-lit environment that is kind to your eyes and your energy bills.

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A Closer Look at SLWF: A Masterpiece in Lighting Design

Allow me to introduce you to the star of our product line – the SLWF LED Downlight. Designed with an intense focus on details, this lighting solution brings together aesthetic appeal and functionality to deliver superior illumination.

The body of the SLWF is crafted from high-quality aluminum, designed for durability and a modern aesthetic appeal. A special anti-oxidation treatment ensures resistance to corrosion, retaining its sleek look over time. Its luminescent surface, made from PMMA material, guarantees an integrated and uniform lighting effect that’s soft on the eyes.

The SLWF LED Downlight stands out with its array of photometric curves, making it suitable for various lighting applications such as shelf lighting, ambient lighting, and corridor lighting. Its wide range of color temperature options, from natural, soft 4000K to clear, bright 5000K, caters to different visual perceptions, complementing all kinds of interior decor styles.

The cherry on top? The SLWF LED Downlight is a proud member of the KOSOOM brand, promising reliability, excellence, and an impressive lighting experience.

Unveiling the Superiority of SLWF: The Perks of Choosing Quality

At KOSOOM, we believe in excellence, and that is precisely what the SLWF LED Downlight stands for. This product doesn’t just provide light; it introduces a new perspective on quality illumination.

The heart of our SLWF downlight is its high-brightness LED beads. They emit a soft, uniform light that reduces eye strain and enhances comfort. But don’t let this softness fool you; these LEDs are mighty in terms of durability and longevity, with low light decay and an impressive lifespan of 50,000 hours.

SLWF boasts top-notch optical lenses that ensure a soft and even distribution of light. This design detail is one of many that makes this product a brilliant choice for various spaces, from bustling retail stores to quiet home offices.

SLWF’s diversity doesn’t end here. This product series offers a wide range of models that can cater to every lighting scenario. Plus, its multiple color temperature options, from natural mid-tone to bright daylight, give you the power to create the perfect ambiance.

Last but not least, we understand that certification is crucial when it comes to choosing the right lighting product. That’s why SLWF comes with CE and RoHS certification, giving you peace of mind about its quality and safety standards.

Technical Parameters: Decoding the Quality of SLWF

With KOSOOM, we believe in transparency. We want you to know exactly what you’re getting when you choose our SLWF series LED Downlights. Here are the technical parameters of our different models, each with a unique product code:

Product CodeSLWF07510SLWF09515SLWF11520SLWF13530SLWF17540SLWF20050
Power (W)10W15W20W30W40W50W
Lumen (Lm)65012501600290036004800
Size (mm)Ø85xH54Ø105xH65Ø131xH75Ø150xH80Ø190xH95Ø215xH105
Cut-off (mm)Ø75Ø95Ø115Ø135Ø175Ø200
PF> 0.9
ColorBlack / White / Customized
Beam Angle20°/25°/38°

Please note that each product code can be customized according to your specific needs. The customizable aspects include Voltage, Power Factor (PF), Color Rendering Index (CRI), Color, Beam Angle, and Correlated Color Temperature (CCT). This customization ensures that you get the perfect lighting solution for your specific needs, whether you are lighting up a supermarket, a retail shop, or a warehouse shelf.

Installation Guidance and Important Tips: How to Make the Best of SLWF

At KOSOOM, we believe that a good product not only excels in performance but also in user-friendly design. So, we’ve ensured that the installation of our SLWF LED downlights is as easy as possible.

For installation, our SLWF LED downlights are designed to be mounted onto the ceiling. The cut-out sizes for the different models are as follows: 10W:Ø75 mm, 15W:Ø95 mm, 20W:Ø115 mm, 30W:Ø135 mm, 40W:Ø175 mm, 50W:Ø200 mm

Here are some general tips and precautions to keep in mind during the installation process:

  • Always make sure to turn off the power before beginning any installation work.
  • Please refer to the installation manual included in the product packaging for a detailed guide.
  • Always follow local and national electrical codes when installing the product.
  • If you’re unsure about any step of the process, we recommend hiring a professional electrician.

Our top priority is your safety and satisfaction. Please do not hesitate to contact our customer service if you have any questions or concerns.

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Why Choose KOSOOM’s LED Downlights: Your Lighting Solution Tailored to Perfection

Why choose us? At KOSOOM, we go beyond just offering LED downlights. We provide a comprehensive lighting solution that meets your needs perfectly. When you choose the SLWF LED downlights from KOSOOM, here’s what you get:

  1. Customization: We understand that each space is unique, so we offer customization for each product code. This means you get a product tailored to your specific needs.
  2. Competitive Pricing: We offer our high-quality LED downlights at competitive prices, ensuring that you get the best value for your money.
  3. Customer Service: Our dedicated customer service team is always ready to assist you, from pre-sales inquiries to after-sales support.
  4. Full Specifications: With a wide range of specifications and models, we’re confident that we have the perfect LED downlight for any space.
  5. Quick Delivery: We value your time. With our efficient logistics system, we ensure fast delivery of your orders.

And beyond that, the SLWF LED downlights are suitable for various locations, offering a comprehensive lighting solution for supermarkets, retail shops, and warehouse shelves.

So why wait? Choose KOSOOM’s SLWF LED Downlights and experience superior quality and performance.

Maintaining Your SLWF LED Downlights: Keep Your Lights Shining Bright

Our commitment to you doesn’t stop once you purchase our SLWF LED downlights. We are dedicated to ensuring your lights shine bright for years to come. Here’s a simple guide on how to maintain and care for your LED downlights:

  • Regular Cleaning: Keep the LED downlights clean and dust-free. Use a soft, dry cloth to gently wipe the surface. Avoid using abrasive materials or strong detergents that can damage the finish.
  • Safe Use: Although our lights are designed to last, they still need to be used properly. Avoid excessive moisture and high temperature environments. Don’t forget that our SLWF LED downlights are rated IP20, which means they are suitable for indoor use only.
  • Scheduled Inspection: Periodically check the condition of your lights. If you notice any issues like flickering or reduced brightness, it’s best to address these early.

Remember, our SLWF LED downlights come with a 5-year warranty. This is our promise of quality and our commitment to your satisfaction. If you have any concerns about your product, please feel free to contact our customer service. We’re here to help.

Value for Money: Unpacking the Cost-effectiveness of SLWF LED Downlights

At KOSOOM, we believe in offering quality without compromising affordability. Our SLWF LED downlights are a testament to this commitment. Here’s why they offer excellent value for money:

  1. Long Lifespan: Our LED downlights have a long lifespan of up to 50,000 hours. This means fewer replacements and, consequently, lower maintenance costs over time.
  2. Energy Efficiency: LED lights consume significantly less energy compared to traditional LED lighting solutions. This translates to considerable savings on your electricity bills.
  3. High Quality: Despite being competitively priced, we don’t compromise on the quality of our products. The SLWF LED downlights are made from superior materials, ensuring durability and longevity.
  4. Warranty: Our 5-year warranty speaks volumes about our confidence in the quality of our products. This provides additional value as it protects you against unforeseen faults.
  5. Customizability: Our product customization ensures you get a lighting solution that fits your specific needs, eliminating wastage and unnecessary costs.

Illuminating the Future with KOSOOM’s LED Downlights

As we come to the end of this journey through the world of LED downlights, we hope that you have gained valuable insights into the remarkable features and benefits of our SLWF series. At KOSOOM, we are dedicated to providing lighting solutions that exceed expectations and transform spaces.

With SLWF LED downlights, you can experience the perfect combination of aesthetics, performance, and energy efficiency. Our commitment to quality, versatility, and customization sets us apart as a trusted partner in illuminating your world.

Choose KOSOOM and discover the beauty of well-designed lighting. Let our SLWF LED downlights create the ideal ambiance for your supermarket, retail shop, or warehouse shelf, bringing out the true colors and enhancing every space.

Thank you for joining us on this enlightening journey. We invite you to explore our full range of lighting solutions, including our remarkable LED track lighting series, and let us be your trusted companion in lighting the path to a brighter future.


Q1: Are LED downlights suitable for residential use?
A1: Absolutely! LED downlights are a versatile lighting solution that can enhance the ambiance of any home. They provide efficient and customizable lighting options for various rooms, such as kitchens, living rooms, and bedrooms.

Q2: Can LED downlights be dimmed?
A2: Yes, many of our LED downlights are dimmable. This allows you to adjust the brightness according to your preference and create the desired atmosphere in your space.

Q3: Are LED downlights difficult to install?
A3: Not at all. LED downlights are designed for easy installation. However, if you are not comfortable with electrical work, it is recommended to hire a professional electrician to ensure proper installation and safety.

Q4: Do LED downlights require special maintenance?
A4: LED downlights require minimal maintenance. Regular cleaning to remove dust and ensuring proper ventilation around the lights is generally sufficient to keep them in optimal condition.

Q5: Can LED downlights help me save on energy costs?
A5: Absolutely! LED downlights are highly energy-efficient, consuming significantly less power compared to traditional lighting options. This translates into noticeable savings on your energy bills.








About Kosoom

Kosoom is a famous professional commercial lighting brand in Italy. We have 8 factories all over the world. We have reached cooperation with customers in more than 70 countries around the world. Our address: Via Talamoni, 6, 20861 Brugherio MB, Italy; Tel: +393807494088, we can provide a variety of high-quality commercial lighting products and solutions, including various LED lamps, line lights, chandeliers, track lights, tubes Lamps, spotlights, etc. Kosoom is committed to providing customers with energy-efficient commercial lighting products and solutions. Provide energy-saving and environment-friendly lighting solutions through advanced technology and high-quality products. At the same time, Kosoom also provides customized services.

About Logistics and Transportation

Our shipping point is Via Talamoni, 6, 20861 Brugherio MB, Italy, we will send by UPS or other express; special request can contact us.

Product Warranty Time

The warranty period of all our products is 3-5 years; except for customized products, the warranty period of customized products needs to contact us for consultation.

Delivery Time

All of our orders will be shipped within 24/48 hours, and we will notify you in time if we cannot ship at the normal time due to special reasons; Except for customized products, we require both parties to agree on the delivery time of customized orders.

About Returns

It should be noted that the product cannot be returned if it is not a quality problem. Due to quality reasons, we can return or exchange the product. All of our products come with a 3-5 year warranty.

About the Invoice

When an order is placed, we will generate an invoice containing details such as the order number, a detailed list of the products purchased, quantity, price, any applicable taxes or discounts and the total amount paid. An invoice will be sent to the email address associated with your order. If you have any specific requests or need additional copies of invoices, please contact our Customer Support Team and they will be happy to assist you.

About guarantee: As a professional and powerful commercial lighting company, while providing excellent cost performance (our lamps can achieve the lowest cost performance in Europe), we insist on taking quality as the first goal. Every product leaving the factory has visual inspection (check whether there are scratches on the shell or mirror of the lamp, whether the screws are loose, whether the label is correct, etc.), photoelectric parameter test (including color temperature, color rendering index, luminous flux, light distribution) curve, power , power factor, etc.), aging, grounding resistance, withstand voltage value, strict quality inspection procedures, we can provide you with a 3-5 year warranty.About returns: If the product has quality problems, we can provide you with a return service; if there is no quality problem, we will not return or exchange the product; customized products depend on the situation, please contact us.
From €50 in Italy, from €100 outside Italy, free shipping 3-5 years warranty, delivery within 24/48 hours; customized product delivery time depends on the situation, you can contact us to give the time, the order amount is more than 500 You can enjoy 95% discount for euros, and 85% discount for orders over 1000 euros. If you are a professional, wholesaler or company purchase, etc. We can get you more discounts according to your actual needs, please contact us if you have any needs us.Tel: +393807494088;Email: [email protected].