General light for a utility room with no electrician
For general light in a utility room of 4.5 m² plan on 1,250–1,667 lumens in total (our estimate); 3 models suit with no electrician.
general
1,250–1,667 lm
this page
accent
167–417 lm
20–50 lux over 4.5 m²
Lights for this
from £395
L 91 × W 27 × H 274 cm · flush to the ceiling · no wiring
Arrives 14–24 Oct
£576
Ø 45 × H 135 cm · flush to the ceiling · no wiring
Arrives 14–24 Oct
from £591
L 91 × W 27 × H 274 cm · flush to the ceiling · no wiring
Arrives 14–24 Oct
Nothing here matches. Try a higher price or clear the filters.
The numbers for this situation
- Area lit4.5 m²example room 2.5 × 1.8 m — change it
- Light level150–200 luxOur estimate — there's no official UK light level for homes
- Lumens needed1,250–1,667 lmlight level × area ÷ 0.54 (walls and ageing take the rest)
- Models that suit3
- Price from£395
Worked out, not measured
Where these numbers come from
- Lumens = light level × area ÷ 0.54 (walls and ageing take the rest); a task uses the area of its surface, not the room. Catalogue filtered by room, task and constraint. Checked against 3 matching lights in our catalogue snapshot of 2026-09-27; 3 can be bought now. Same sums on every page, release families-2026-09-29.
All the numbers
| Area (m²) | Light level (lux) | Lumens from | Lumens to |
| 4.5 | 150–200 | 1250 | 1667 |