Enlite SD3/40 230V 11W LED Non-Dimmable Slim Polycarbonate Downlight 4000K

Enlite SD3/40 11W Slim LED Downlight 4000K Cool White

The Enlite SD3/40 Slim LED Downlight is a high-output, low-profile lighting solution designed for installations where ceiling depth is limited. Delivering bright and uniform 4000K cool white illumination, this non-dimmable downlight combines energy efficiency, durability and ease of installation, making it ideal for both residential and commercial applications.

With an ultra-slim depth of just 21mm, the SD3/40 is specifically engineered for shallow ceiling voids where conventional recessed fittings cannot be installed. Manufactured from durable polycarbonate and supplied with a pre-wired cable, it offers reliable long-term performance and quick installation.

Key Features

• Ultra-slim 21mm profile ideal for restricted ceiling spaces
• Bright 4000K cool white illumination
• Energy-efficient 11W LED technology
• Wide 120° beam angle for even light distribution
• TP(b) fire-rated construction
• IK06 impact-resistant polycarbonate housing
• Supplied with 350mm pre-wired cable
• Non-dimmable operation
• Long 15,000-hour LED lifespan
• Modern white finish
• Suitable for residential and commercial installations
• 3-year manufacturer warranty

Technical Specifications

• Product Type: Slim LED Downlight
• Finish: White
• Power Consumption: 11W
• Colour Temperature: 4000K Cool White
• Maximum Light Output: 460 Lumens
• Efficiency: 100lm/W
• Beam Angle: 120°
• Dimmable: No
• Impact Rating: IK06
• Fire Rating: TP(b)
• Lifetime: 15,000 Hours
• Warranty: 3 Years
• Height: 21mm
• Overall Diameter: 170mm
• Cut-Out Diameter: 150mm

Designed for Shallow Ceiling Voids

With a depth of only 21mm, the Enlite SD3/40 is ideal for installations where ceiling space is restricted. This slimline design makes it suitable for suspended ceilings, refurbishment projects and locations where traditional recessed downlights cannot be accommodated.

Uniform Cool White Illumination

Providing crisp 4000K cool white light and a wide 120° beam angle, the SD3/40 delivers excellent light coverage across larger areas. The balanced colour temperature creates a bright and comfortable environment suitable for both residential and professional settings.

Durable and Reliable Construction

Manufactured from robust polycarbonate, the SD3/40 benefits from IK06 impact resistance and TP(b) fire-rated construction. These features help provide enhanced safety, durability and peace of mind throughout the product’s service life.

Ideal Applications

• Residential homes and apartments
• Hallways and corridors
• Kitchens and utility rooms
• Commercial offices
• Retail stores and showrooms
• Educational facilities
• Communal and circulation areas
• Refurbishment and retrofit projects

Quick and Efficient Installation

Supplied with a 350mm pre-wired cable, the Enlite SD3/40 enables faster installation and improved flexibility on site. Its lightweight construction and slim profile make it a practical choice for contractors and electricians working on new-build and refurbishment projects.

Data Sheet:
Download the Enlite SD3/40 Data Sheet

Enlite Lighting Catalogue:
View the Enlite Lighting Catalogue