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Range Essential
  • 12 W
    Wattage 12 W
  • 220-240V AC
    Voltage Range 220-240V AC
  • 1200 lm
    Lumen 1200 lm
  • 155 mm x 155 mm
    Cut Out Dimensions 155 mm x 155 mm
Image of Square SuperSlim 12W LED Downlight 155x155mm Cut Out
    Image of Square SuperSlim 12W LED Downlight 155x155mm Cut Out
    Image of Square SuperSlim 12W LED Downlight 155x155mm Cut Out
    Image of Square SuperSlim 12W LED Downlight 155x155mm Cut Out
    Image of Square SuperSlim 12W LED Downlight 155x155mm Cut Out
    Image of Square SuperSlim 12W LED Downlight 155x155mm Cut Out
    Image of Square SuperSlim 12W LED Downlight 155x155mm Cut Out
    Image of Square SuperSlim 12W LED Downlight 155x155mm Cut Out
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  • 12 W

    Wattage

    12 W

  • 220-240V AC

    Voltage Range

    220-240V AC

  • 1200 lm

    Lumen

    1200 lm

  • 155 mm x 155 mm

    Cut Out Dimensions

    155 mm x 155 mm

  • 0.9

    Power Factor

    0.9

  • UGR <21

    Glare Factor

    UGR <21

  • IP20

    IP Rating

    IP20

  • No

    Battery Operated

    No

  • 20 mm x 167 mm x 167 mm

    Dimensions

    20 mm x 167 mm x 167 mm

  • 167 mm

    Width

    167 mm

  • 20 mm

    Height

    20 mm

  • IK05

    IK Protection

    IK05

Square SuperSlim 12W LED Downlight 155x155mm Cut Out

Download technical datasheet

Ref. Ledkia: 221

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Colour Temperature Warm White 3000K

New

Before £3.79

-21% (You save £0.80)

£2.99

VAT included
Energetic efficiency

In Stock, delivery in 24/48h

Includes Driver

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  • Extended Warranty
  • Exclusive Services

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    • 30 calendar days to return

      You can renounce to this product during the first 30 calendar days from receipt, provided that the product remains in perfect condition for use.


      Custom-made products and cut-to-size strips are excluded.


      Full conditions here: After-Sales Service.

    • 24h Delivery

      If you place your order today before 2:30 pm, delivery within 24/48h (working days).


      Shipping is free on purchases over £49.99 (incl. VAT).


      Full conditions here: Shipping methods.

    • 100% secure payments

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      At Ledkia we strive to protect your security and privacy. We use payment methods that guarantee your security. Both your personal and bank details are protected with all the security measures established in the current legislation.


      More information: Payment methods.

    • Warranty up to 5 years

      Our warranty service of up to 5 years guarantees the replacement, repair or refund of defective products.


      You will find the exact product warranty in the technical details.


      Full conditions here: After-Sales Service.

Dimensions

  • Cut Out Dimensions155 mm x 155 mm
  • Depth167 mm
  • Width167 mm
  • Height20 mm

Downloads

  • pdf file

    Technical Data Sheet PDF

  • pdf file

    DoC_221_444

Certificates and Stamps

CertificateCertificateCertificate

Technical Specifications

  • Electrical Features

    • Electrical Insulation ClassII
    • Frequency50-60 Hz
    • Light SourceOSRAM SMD2835
    • Minimum and maximum voltage fluctuation that the product can withstand momentarily.
      Nominal Voltage85 V - 265 V
    • Voltage level required for the product to function correctly.
      Voltage Range220-240V AC
    • Wattage12 W

  • Materials and Finishes

    • ColourWhite
    • Fitting MaterialAluminium
    • IncludesDriver
    • Type Of LensOpaal

  • LED Features

    • Measures in degrees how light spreads from the source. A wide angle covers more area, while a narrow one is ideal for highlighting details.
      Beam Angle120º
    • Measures how accurately a light source displays colours compared to natural light. A high CRI (close to 100) ensures accurate colour rendering.
      Colour Rendering Index80
    • Defines the light tone, from warm white to cool white, measured in Kelvin (K).
      Colour Temperature3000K
    • Low-glare products offer more comfortable lighting, suitable for extended use.
      Glare FactorUGR <21
    • Estimated lifespan of the product before it loses performance. Based on optimal, non-continuous use, and measured in hours of operation under controlled conditions.
      Hours40.000 hours
    • Light ColourWarm White
    • Lumen1200 lm
    • Ratio between light output (lumens) and energy consumed (watts). A high value indicates better efficiency, ideal for saving energy without compromising lighting.
      Luminous Efficiency100 lm/W
    • Power Factor0.9

  • Mechanical Features

    • Temperature range in which the product can operate optimally, ensuring its performance without overheating or damage.
      Ambient Working Temperature-30 °C~+50 °C
    • Ability to move or rotate the spotlight to direct the light as desired.
      DirectionalNo
    • Indicates whether the product or its materials are fire-resistant, enhancing safety in high-temperature or flame-risk areas.
      Fire RatedNo
    • Protection grade that the product offers against physical impacts. It is measured on a scale from IK00 to IK10, with IK10 being the highest level of resistance to impact and mechanical damage.
      IK ProtectionIK05
    • InstallationRecessed
    • The IP protection indicates the level of resistance of a product to dust and water. The higher the number, the more protected it is.
      IP RatingIP20
    • LocationIndoor
    • ShapeSquare

  • Product Information

    • CertificatesCE, RoHS, UKCA
    • Guarantee3 years
    • Product SeriesSuperSlim

  • Driver Information

    • WifiNo
Image

Description

The Square SuperSlim 12W LED Downlight is a square recessed luminaire featuring a 12 W power consumption and an integrated driver. It offers a selectable 120º beam angle and a UGR below 21 for controlled visual comfort, delivering a luminous output of 1200 lumens with a luminous efficacy of 100 lm/W.

General information about Square SuperSlim 12W LED Downlight 155x155mm Cut Out

This downlight belongs to the SuperSlim series, characterised by an ultra-thin profile that allows installation in ceilings with limited space. It is constructed with an aluminium fitting and features an opal lens to provide uniform light distribution. The luminaire holds an IK05 impact resistance rating, ensuring basic protection against mechanical impacts, and electrical insulation class II for enhanced safety. Its IP20 rating indicates suitability for indoor environments without exposure to moisture. The integrated OSRAM SMD2835 light source ensures reliable performance with a colour rendering index of 80, suitable for general indoor lighting applications.

Use and applications

The Square SuperSlim 12W LED Downlight is designed for indoor installation, ideal for environments such as offices where ceiling space is limited and visual comfort is essential, thanks to its UGR below 21. It also fits well in retail settings, providing efficient lighting with its 1200 lumen output and opal lens that ensures a soft, glare-controlled illumination. Additionally, the luminaire suits technical rooms where a compact, recessed solution with a durable aluminium body and IK05 protection is required.

Operating within a voltage range of 220-240 V AC and an ambient temperature span from -30 °C to +50 °C, this downlight performs reliably under typical indoor conditions. Its recessed mounting system facilitates discreet installation, contributing to a clean ceiling finish. The product includes a driver, simplifying electrical connection and ensuring stable light output, making it a practical choice for professional indoor lighting projects.

Key benefits

  • Compact design allowing installation in tight ceiling spaces, thanks to its ultra-thin profile and recessed mounting.
  • Controlled glare with UGR below 21, enhancing visual comfort in work and retail environments.
  • Reliable light quality with a CRI of 80, ensuring accurate colour rendering for indoor applications.
  • Durable aluminium fitting providing mechanical protection rated at IK05.
  • Integrated driver included, facilitating straightforward installation and stable performance.

Highlighted specifications

Power: 12 W; Luminous flux: 1200 Lumen; Beam angle: 120º; Colour rendering index: 80; Impact resistance: IK05; Electrical insulation: Class II; Operating temperature: -30 °C to +50 °C; Voltage: 220-240 V AC; Dimensions: 20 mm x 167 mm x 167 mm; Cut out: 155 mm x 155 mm.

Installation and maintenance

The downlight is designed for recessed installation, requiring a cut-out dimension of 155 mm x 155 mm. Installation follows the indicated recessed mounting system, ensuring a secure fit within ceilings. The aluminium construction supports safe handling during installation. The product includes a driver which simplifies electrical connection and reduces maintenance complexity. Disconnect the power supply before any intervention to ensure safety. Regular inspection is recommended to maintain optimal performance and visual comfort.


Specialized lighting distribution in United Kingdom. If you are looking to buy Square SuperSlim 12W LED Downlight 155x155mm Cut Out with a professional warranty, the SuperSlim is a leading choice for durability and efficiency. Estimated shipping in 15 to 20 days (subject to stock availability). Quality certified by CE, RoHS, UKCA for professional installations and projects. Check price and availability here.

Frequently asked questions

  • What type of mounting does this downlight require? — It requires recessed installation with a cut-out of 155 mm x 155 mm.
  • Is this downlight suitable for outdoor use? — No, it is intended for indoor applications only.
  • Does the product include a driver? — Yes, the luminaire comes with an integrated driver.
  • Can the light intensity be dimmed? — This model is not dimmable.
  • What is the expected lifespan of this downlight? — It has a rated life of 40,000 hours.

*The customer’s visual perception of sizes, colors, or textures may be affected by factors such as lighting, screen calibration, or the device used. For this reason, the images are merely illustrative and may not fully reflect the product’s actual characteristics. Please note that some of the ambient photographs shown on the website correspond to real environments, while others may have been generated or edited using artificial intelligence. In no case do they constitute an exact representation of the product or intend to mislead. To learn about the product’s real characteristics, please refer to the technical sheet and product description.