# Atrium B27-3W-Dali-V2 (9844040)

> Atrium B27-3W-Dali-V2 | L 4.2 W 2.6 H 4.2 D 4.2 cm | 3 W | 2700 K | 42 lm | IP20 | Black | Aluminum

**Atrium B27-3W-Dali-V2 Recessed Steplight Black 3W 2700K**

Recessed indoor steplight in black aluminum with 3W LED, 2700K warm light and DALI dimming for architectural spaces.

The Atrium B27-3W-Dali-V2 is a recessed steplight designed for indoor architectural applications. It features a compact black aluminum body with a 4.2 cm diameter and 2.6 cm height, fitting a 3.5 cm cut-out. Equipped with a 3W LED light source at 2700K color temperature and CRI over 80, it delivers warm, comfortable illumination. The fixture includes a DALI driver for smooth dimming and offers low glare with a beam angle of 80°. Rated IP20 and IK3, it suits indoor environments requiring subtle, efficient step lighting. Compatible accessories include the Atrium B-Black Box Metal-V1 and DALI drivers.

- Page: https://novaluce.com/en/products/architectural/atrium/9844040
- Code: 9844040
- Type: Product
- Collection: Architectural
- Category: Steplights
- Family: Atrium
- Catalogue: [Nova Luce Catalogue 2025 - Technical, page 410](https://novaluce.com/catalogues/nova-luce-catalogue-2025-technical/fullscreen?p=410)

## Attributes

| Attribute | Value |
| --- | --- |
| Colour | Black |
| Power | 3 W |
| CCT | 2700 K |
| CRI | >80 |
| Input Voltage | 220-240 V |
| Dimming Type | Dali |
| Light Colour Designation | Warm White |
| Luminus Flux | 42 lm |
| Luminous Efficacy | 14 lm/w |
| Beam Angle | 80 ° |
| Light Source | LED |
| SDCM | <5 |
| UGR | <19 |
| Current Type | AC |
| Input Current | 500 mA |
| Driver Included | Yes |
| Adjustable | Νο |
| Warranty | 2 Years |
| Lifetime | 20000 Hours |
| Cut Out | 3.5 cm |
| Dimmable | Yes |
| IP Rating | 20 |
| Mounting Type | Recessed |
| Class | II |
| Certificates | CE, UKCA |
| Material | Aluminum |
| Length | 4.2 cm |
| IK Rating | 3 |
| Height | 4.2 cm |
| Application Environment | Indoor |
| Width | 2.6 cm |
| Mounting Location | Ceiling |
| Diameter | 4.2 cm |
| Led Module Replaceable | False |
| Net Weight | 0.055 kg |
| EAN | 5212017456663 |
| Energy Class | G |

## Images

- https://cdn.novaluce.com/img/products/9844040/9844040_1.jpg?v=A27O1Uy5kjI
- https://cdn.novaluce.com/img/products/9844040/9844040_2.jpg?v=ANPVZoVLp34
- https://cdn.novaluce.com/img/products/9844040/9844040_3.jpg?v=R0cOksUqmNI
- https://cdn.novaluce.com/img/products/9844040/9844040_4.jpg?v=CdqBpsqCFXc

## Documents

- [9844040 (Energy Label)](https://cdn.novaluce.com/files/energy_label/9844040/9844040.pdf?v=MfjK4NGh1UI)
- [9844040 (Technical Datasheet)](https://cdn.novaluce.com/files/technical_datasheet/9844040/9844040.pdf?v=hLUZxMkuzw4)

## Variants

9844039

## Accessories

9844049, 9844145