Modular Orientable D90 Series LED Downlight 15-25W

What is the Modular Orientable D90 Series LED Downlight 15-25W and where is it specified?

At XHLWX (led-project-light.com), a Custom Indoor LED Lighting Manufacturer based in China, we engineer architectural lighting solutions for demanding international specifications. The Modular Orientable D90 Series is a premier example of this philosophy, representing a versatile and high-performance recessed LED downlight designed for a standard 90mm ceiling cutout. This luminaire family, available in 15W, 20W, and 25W power packages, offers specifiers complete control over their lighting scheme. Featuring 355° rotation and 30° tilt, it allows for precise accenting and general illumination from a single, discreet source. It is specified in high-end retail, hospitality, corporate, and museum projects across Europe, the US, and the Middle East where color quality, glare control, and system integration are paramount.

Photometric and electrical specification

The D90 Series is built to order, allowing for precise configuration to meet project-specific photometric and electrical requirements. All variants are backed by a comprehensive 5-year warranty.

Parameter	Specification	Standard	Notes
Optics - CCT	2700K, 3000K, 3500K, 4000K, 5000K, 6500K	EN 12464-1	Tunable White (TW), Dim-to-Warm (DTW), RGBW options available.
Optics - CRI	Ra80+, Ra90+, Ra95+, Ra98+	CIE 13.3	R9 values >90 available on CRI98+ models for exceptional red rendering.
Optics - Color Fidelity	Rf >92, Rg ~100 (for CRI95+)	IES TM-30-20	Essential for retail and gallery applications. Data available on request.
Optics - Glare	UGR<19, UGR<16 available	ISO 8995-1	Achieved with specific reflector/lens and deep-set chip configuration.
Optics - Beam Angle	15°, 24°, 38°, 60°	N/A	High-transmission PMMA lens for clean, consistent beam profiles.
Electrical - Power	15W / 20W / 25W	N/A	Power selection depends on required lumen output and ceiling height.
Electrical - Efficacy	70 - 150 lm/W (Lamp)	ErP (EU) 2019/2020	System efficacy varies with CCT, CRI, and driver choice.
Electrical - Driver	Tridonic, Mean Well, Osram, Philips	N/A	DALI-2, 0-10V, Phase-cut, Casambi, ZigBee compatible drivers.
LED Chip Brand	Bridgelux, Samsung, Osram, Citizen, CREE	LM-80	MacAdam Ellipse SDCM <3 for consistent color between fixtures.
Housing - Material	ADC12 Die-cast Aluminum	N/A	Superior thermal management for 50,000-hour L80B10 lifetime.
Housing - Protection	IP20	IEC 60529	Suitable for indoor, dry locations.
Housing - Finish	Matt White (RAL9016), Matt Black (RAL9005)	N/A	Custom RAL colors available for project quantities (MOQ applies).
Certification	CE, RoHS, ErP, ISO9001	EU/Global	Ensures safety, material compliance, efficiency, and quality management.

Which spaces is it designed for?

The modularity of the D90 series makes it a powerful tool for lighting designers and contractors working on a variety of interior commercial spaces. Its ability to be configured for ambient, task, or accent lighting allows it to adapt to the specific needs of a room.

How can this fixture be used for high-end retail and showroom accent lighting?

For retail environments, color is business. The D90 Series excels with its specialist CRI98+ options, which render textures and colors with almost perfect fidelity, making merchandise more appealing. Combined with TM-30 metrics showing a gamut (Rg) near 100, colors appear vibrant and saturated. A lighting designer can use the narrow 15° and 24° beam angles to create dramatic 'punch' on mannequins or hero products, drawing customer attention. The 355°/30° orientability means displays can be changed seasonally, and the lighting can be re-aimed precisely without accessing the ceiling void, saving time and labor.

What makes it suitable for hospitality environments like hotel lobbies and restaurants?

In hospitality, atmosphere is key. The D90 can be specified with warm 2700K CCTs or a Dim-to-Warm (DTW) module that mimics the familiar, comforting glow of halogen as it dims, transitioning from 3000K at full output to 1800K at minimum. Achieving a Unified Glare Rating (UGR) of less than 19 is critical for diner comfort in restaurants. By using the deep-set baffle and a 38° or 60° beam, the D90 provides soft, comfortable general illumination while preventing harsh glare, creating a welcoming and luxurious guest experience. Compatibility with DALI or Casambi allows for easy integration into building management systems for timed scene changes from a bright lunch setting to an intimate evening mood.

Is this downlight a good choice for modern office and meeting room applications?

Absolutely. For contemporary office design, the D90 offers a clean, minimalist aesthetic with its trimless appearance and standard Matt White finish that blends into plasterboard ceilings. Specifying a 4000K CCT with CRI90+ and UGR<19 ensures a bright, visually comfortable, and productive workspace that complies with EN 12464-1 standards. For a meeting room, a combination of wider 60° beams for general lighting and narrower 24° beams to highlight a presentation wall can be used. With the full IES and LDT photometric files we provide, an electrical contractor or designer can easily run a DIALux simulation to guarantee lighting levels (e.g., 500 lux on desks) and uniformity are met before a single unit is ordered.

Installation, control and compliance (DALI-2 / Casambi / 0-10V, CE / RoHS / ErP)

Installation is straightforward for any qualified electrical contractor. The fixture requires a 90mm diameter cutout and is secured by two robust spring-loaded clips, accommodating ceiling thicknesses from 5mm to 25mm. The driver is supplied as a remote unit, allowing for better thermal management and easier maintenance.

Control flexibility is a core feature. We support a wide range of protocols:

• DALI-2: For addressable, interoperable control in smart buildings.
• Casambi (BLE Mesh): For best-in-class wireless control via a smartphone app, ideal for retrofits or spaces where new control wiring is impractical.
• 0/1-10V: A robust and widely understood analog dimming standard.
• TRIAC (Phase-cut): For simple dimming using leading-edge or trailing-edge wall dimmers.

Compliance is assured for the EU market and beyond. The product is CE marked, fully RoHS compliant, and designed to meet the latest ErP ecodesign requirements. Our manufacturing facility operates under a certified ISO9001 quality management system.

Customisation, MOQ and lead time

As a factory-direct manufacturer, we offer extensive customisation. Beyond the standard options, we can accommodate requests for specific CCTs, custom RAL finishes (for MOQs over 500 units), or alternative driver brands to match project-wide specifications.

The standard Minimum Order Quantity (MOQ) for the D90 series is 100 units. For fully specified orders, our typical production lead time is 20-25 working days, plus shipping time to your destination port in the EU, US, or Middle East.

Frequently Asked Questions

Q: What are the highest quality CRI and color rendering options available?

A: We offer a full spectrum of CRI options for the D90 series, including standard CRI80+, high-quality CRI90+, and specialist CRI98+ for museum or luxury retail. For projects requiring superior color fidelity, we recommend CRI95+ or higher, with typical TM-30 Rf values exceeding 92. This ensures colors are rendered both accurately and vibrantly, which is critical for product displays.

Q: Is this downlight compatible with modern smart building control systems?

A: Yes, the Modular D90 downlight is fully compatible with major control systems. We supply it with DALI-2, 0-10V, and TRIAC phase-cut drivers. For advanced wireless control, we offer native Casambi (BLE Mesh) and ZigBee 3.0 compatible drivers, allowing seamless integration into smart building projects across the EU and US with a 5-year driver warranty.

Q: How does the luminaire manage heat to ensure its long lifespan?

A: The luminaire body is engineered from high-grade ADC12 die-cast aluminum, which acts as a highly efficient passive heatsink. This design ensures the LED chip junction temperature is maintained well below 85°C in typical operation, guaranteeing the 50,000-hour L80B10 lifespan and consistent color quality (SDCM <3) over the 5-year warranty period.

Q: How do I get the necessary files for lighting design software?

A: Absolutely. We provide complete photometric data for lighting designers and specifiers. Upon request, you will receive IES and LDT files for all CCT and beam angle variants of the 15W, 20W, and 25W models. This allows for precise calculations and realistic 3D visualizations in software like DIALux or Relux, ensuring the final installation meets the project's lux and UGR targets.

Request IES files and a quotation

At XHLWX (led-project-light.com), a Custom Indoor LED Lighting Manufacturer based in China, we are ready to support your next project. Our engineering team can provide technical guidance, help you select the ideal configuration of the XH-CDLR D90 series, and deliver a competitive quotation based on your project volume and specific requirements. Contact us today to request a datasheet, IES and LDT photometric files, and to discuss your project's unique needs with one of our application specialists.