4.8⭐
Cable & Cable Installations
Lighting & Lamps
Wiring Accessories
Cable Accessories
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Aurora Lighting AU-DDLH818CS Lumi-cs™ Matt White Triac Dimmable Commercial LED Downlight With CCT LEDs IP54 18W 2330Lm 240V Dia ⌀: 228mm - Recess Depth: 53mm - Cut-Out ⌀: 200-210mm
AU-DDLH818CS
Range Options
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EN-DLEM4 | Emergency Pack | £54.36 £45.30 |
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AU-DDLH835CS | 35W, Dia 228mm, CCT | £65.22 £54.35 |
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AU-DDLH825CS | 25W, Dia 228mm, CCT | £55.06 £45.88 |
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AU-DDLH818CS | 18W, Dia 228mm, CCT | £51.67 £43.06 |
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AU-DDLH618CS | 18W, Dia 190mm, CCT | £41.09 £34.24 |
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AU-DDLH412CS | 12W, Dia 145mm, CCT | £34.73 £28.94 |
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Lumi-cs™ Matt White Triac Dimmable Commercial LED Downlight – CCT Selectable, IP54
The Lumi-cs™ Commercial LED Downlight combines high-output performance with full versatility in a sleek, low-profile design. Offering selectable colour temperatures (3000K, 4000K, 6500K) and triac dimming as standard, this IP54-rated downlight is ideal for a wide range of commercial applications. With a shallow recess depth of just 53mm, it is perfect for installations where ceiling void space is limited.
- Selectable Colour Temperature: Easily choose between 3000K, 4000K, or 6500K to suit the application—warm, neutral, or daylight white in one fitting.
- Triac Dimmable: Compatible with leading and trailing edge dimmers for flexible light control—DALI and 1-10V dimming options also available (sold separately).
- Low Profile Installation: With a recessed depth of only 53mm, it’s suited to shallow ceiling voids without compromising performance.
- IP54 Rated: Protected against dust and water splashes—suitable for standard commercial zones including corridors and receptions.
- Matt White Finish: Clean, modern appearance for a seamless finish in contemporary spaces.
Technical Specification
- Power: 18W
- Lumens: 2330lm
- Colour Temperature: 3000K / 4000K / 6500K (switch selectable)
- Dimming: Triac dimmable (DALI/1-10V optional)
- IP Rating: IP54
- Recess Depth: 53mm
- Cut-Out Diameter: 200–210mm
- Overall Diameter: 228mm
- Finish: Matt White
- Voltage: 240V
✅ Install the Lumi-cs™ CCT Downlight for high-efficiency, dimmable lighting with maximum versatility—perfect for modern commercial settings!
| Recess Depth | 70 mm |
| Ean Code | 5056102007121 |
| Range | Aurora Lumi-Fit |
| Product | LED Commercial Downlight |
| Type | Standard |
| Lamp Type | LED Fixed |
| Dimmable | Y |
| Wattage | 18 W |
| Ingress Protection | IP54 |
| Diameter | 228 mm |
| Beam Angle | 100 Degrees |
| Colour Temperature | CCT |
| Light Output | 2331 Lm |
| Colour Rendering Index | 80 |
| Voltage | 200 to 240 V |
| Warranty | 3 Years |
| Standards | ROHS |
| Ce Approved | Y |
| Cut-out Diameter | 200 mm |
| Mounting Type | Recessed |
| Mounting Position | Ceiling |
| Fire Rated | N |
| Cover Included | Y |
| Cover Type | Diffuser |
| Led Driver Included? | Y |
| Emergency | N |
| Cover Material | Acrylic |
| Bezel/trim Colour | Matt White |
| Overall Diameter | 228 mm |
| Adjustability | Fixed |
| Number Of Lamps | 60 |
| Luminous Efficiency | 106 Lm/W |
Delivery Costs
Our standard delivery charge to UK mainland addresses is £5.90 ex-VAT.
Take advantage of FREE* Delivery when you spend over £100 (per order) ex-VAT.
*Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £12.00 ex-VAT.
Solar Panels, Batteries and Inverters
Due to their size all solar panels, batteries and inverters orders up to 50 qty will be despatched on a pallet and incur a £120** ex-VAT delivery charge.
**£180 ex VAT to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes.
Click here to find out more.
