
Lumi Indoor
JAMILON
Application inspiration · not a project reference
JAMILON is part of Lumi Indoor. Coordinate the selected article’s dimensions, installation details and configuration with the project specification; these details can vary between models in the same family.
Down Light
JAMILON
JAMILON is a down light family within the LUMIBRIGHT Lumi Indoor collection. Explore 8 models, including LB3278, LB3279, LB3312, with model-specific specifications and configuration choices. LB3278 specifications include power: 20W; colour temperature: 3000K; IP rating: IP65; dimensions: Ø60x250mm. Compare the JAMILON range by power, colour temperature, protection rating and dimensions using the technical table below. Open an individual model to explore its available finishes and optics, select a listed order code and prepare a specification sheet where configuration data is available. Keep the chosen model reference with your project schedule so the lighting and installation teams can coordinate the same selection. For additional drawings, photometry or project-specific requirements, contact the LUMIBRIGHT specification team with your model code.

Model specifications
| Article | Wattage | CCT | IP | Dimensions | Cut-out |
|---|---|---|---|---|---|
| LB3278 | Wattage20W | CCT3000K | IPIP65 | DimensionsØ60x250mm | Cut-outNot published |
| LB3279 | Wattage30W | CCT3000K | IPIP65 | DimensionsØ320x60mm | Cut-outNot published |
| LB3312 | Wattage12W | CCT3000K | IPIP65 | DimensionsØ60x250mm | Cut-outNot published |
| LB3327 | Wattage40W | CCT6000K | IPIP65 | DimensionsØ60x320mm | Cut-outNot published |
| LB3333 | Wattage30W | CCT3000K | IPIP65 | DimensionsØ60x320mm | Cut-outNot published |
| LBT3013 | Wattage20W | CCT3000K | IPIP65 | Dimensions280*280*55 | Cut-outNot published |
| LBT3026 | Wattage14W | CCT3000K | IPIP65 | DimensionsØ60x250mm | Cut-outNot published |
| LBT3278 | Wattage20W | CCT3000K | IPIP65 | DimensionsØ250x60mm | Cut-outØ150mm |
Technical Data
Full Specification
| Dimensions | Ø60x250mm · Ø320x60mm · Ø60x320mm · 280*280*55 +1 more |
|---|---|
| Cut-out | Ø150mm |
| Power | 20W · 12W · 14W |
| Lumen output | 1436lm |
| Efficacy | Not published — technical review required |
| Optics / beam angle | 60° · 122° · DIFFUSED |
| Colour temperature | 3000K · 4000K · 5000K · 6000K |
| CRI Ra | 80 · ≥80 |
| R9 | Not published — technical review required |
| TM-30 Rf / Rg | Not published — technical review required |
| UGR | Not published — technical review required |
| IP rating | IP65 |
| IK rating | Not published — technical review required |
| Ambient temperature (Ta) | Not published — technical review required |
| Driver | Not published — technical review required |
| Dimming / control | Not published — technical review required |
| Input voltage | 220-240VAC |
| Light source | Not published — technical review required |
| Material | Not published — technical review required |
| Finish | white-sand · White · black-sand · dark-grey +3 more |
| Mounting / installation | Not published — technical review required |
| Net weight | Not published — technical review required |
| Certification | Not published — technical review required |
| Lifetime | Not published — technical review required |
| Warranty | Not published — technical review required |
| Lead time | Not published — technical review required |
10 of 26 specification rows published from the 2026 master data. Values vary by model; missing test data is not estimated. Select an exact model for approval.
Configuration
Select Specification
Select attributes to narrow down variants
Product Lines
8 Products
Dimensions
Technical Drawing
Drawing and sizes shown for model LB3278. This family has 8 models with different dimensions — select a model above, or open its row in the variant table, for its own drawing.
Size — model LB3278
Ø60x250mm
Specifications
At a Glance
12–40W
Power Range
4 options
Beam: 60°, 120°, 121°, 122°
4 CCT
3000K, 4000K, 5000K, 6000K
CRI 80
Colour Rendering
IP65
Protection Rating
5 finishes
Body Finish Options
5 sizes
280*280*55, Ø250x60mm, Ø320x60mm, Ø60x250mm, Ø60x320mm
Ø150mm
Cut-Out
Configure your product
LB3312
Order code
Listed configurationLB3312.W.830.PAW.D
2 listed configurations · availability requires confirmation













