
Duoline
Commercial LED Panel With Premium Components
- Glare-free precision: The rectangular louvre system eliminates "screen bounce" and visual fatigue, creating a comfortable environment for high-focus office work.
- Maximum Efficiency (150 Lm/W): Delivering a powerful 6000 lumens at just 40W, it significantly reduces total unit counts and ongoing energy overhead.
- Architectural Versatility: A slim 35mm profile available in Black or White finishes, designed to elevate both standard grids and modern industrial "exposed" ceilings.
Specification
Light Source Information
- 40W delivering 6000 Lm @4000K
- Efficacy of 150 Lm/W at 40W
- 4000K colour temperature
Design
- IP20 rated
- Surface mounted and recessed in a griddled ceiling
Optics
- Rectangular louvre
Dimming
- No dimming options available
Emergency
- Emergency option available
Miscellaneous
- Standard Warranty: 5 years
- Emergency Warranty: 3 years
- To specify state:
- Low glare sleek and stylish panel light, with dual lights available in 4000K and 40W– as RICOMAN’s Duoline Panel.
Dimensions

Features
- High output, low energy at 150Lm/W
- Rectangular louvre diffuser designed to reduce glare
- UGR value of 18
- Available in white or black
- Delivering up to 6000 Lm
- 595 x 595mm by 35mm depth
Configure Your Product
| Part Code | Description | Lumens | Wattage | Efficacy | Colour Temp | Colour Finish | Dimensions (mm) | Warranty | LDT | Datasheet | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() | R882201/BK | Duoline 40W Rectangular Louvre Panel In Black | 6000 | 40W | ~150 lm/W | 4000K | Black | 595 x 595 x 35 | 5 years | LDT ↓ | Datasheet ↓ |
![]() | R882201/WT | Duoline 40W Rectangular Louvre Panel In White | 6000 | 40W | ~150 lm/W | 4000K | White | 595 x 595 x 35 | 5 years | LDT ↓ | Datasheet ↓ |
Accessories
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Frequently asked questions
What is Duoline and what is its main advantage over a standard LED panel?
Duoline is a high-performance LED panel that delivers 150 lumens per watt from just 40W, giving strong light output while keeping energy consumption low. This efficiency means fewer panels or lower running wattage can achieve the same light levels as older or less efficient panels, reducing energy costs over the life of an installation. It is a straightforward upgrade option where energy performance is a priority on a project.
What light quality does Duoline provide and what spaces does it suit?
Duoline produces a 4000K white light with a CRI of 80, giving a comfortable, natural appearance suited to everyday working spaces such as offices and commercial interiors. Colour consistency is rated at 5 SDCM, helping keep appearance uniform where several panels are installed in the same area. This makes it a dependable choice for general commercial lighting schemes.
Why does Duoline have a narrow 80 degree beam angle, and what does that mean for specification?
Duoline uses a rectangular louvre diffuser that produces a narrower 80 degree beam angle than a typical flat panel, giving more focused, directional light rather than a broad, diffuse spread. This makes it useful for highlighting specific areas or working zones rather than providing only general ambient light. Specifiers should factor this narrower spread into layout calculations compared with a wide-angle opal panel.
What does Duoline's low UGR rating mean for visual comfort?
Duoline carries a UGR rating of 18, placing it among the lower glare figures in Ricoman's panel range and making it suitable for desk-based and screen-based work areas. Reducing glare from the ceiling improves visual comfort for people working under the panel for long periods. This is a useful reference point when specifying lighting for offices or other sustained-occupancy workspaces.
Is Duoline certified for hygiene-critical environments?
Yes, Duoline is certified for use in hygiene-critical environments, alongside its standard interior applications, making it suitable for settings such as healthcare or food preparation areas where hygiene compliance is a specification requirement.

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