Wholesale Wall Wash-D75 LED Downlight Square Trimless 10-12W

What is the Wall Wash-D75 LED Downlight Square Trimless 10-12W and where is it specified?

At XHLWX (led-project-light.com), a Custom Indoor LED Lighting Manufacturer based in China, we present the Wall Wash-D75 LED Downlight, a cornerstone of our trimless architectural lighting portfolio. This 10-12W luminaire is engineered for specifiers, lighting designers, and contractors seeking a minimalist aesthetic without compromising on performance. Its primary function is to deliver exceptionally smooth and uniform vertical illumination—a true wall wash effect—from a discreet, square aperture that merges seamlessly with plasterboard ceilings. The 'plaster-in' or trimless design means the fixture's housing is completely hidden, leaving only a clean, sharp-edged opening. This makes it the ideal choice for high-end retail environments, contemporary hotel corridors, art galleries, museums, and modern corporate interiors where the architectural finish is paramount. Constructed from high-purity ADC12 die-cast aluminum for superior thermal management and durability, the D75 features an integrated 25° adjustable tilt mechanism. This allows for precise aiming post-installation, ensuring the asymmetric beam perfectly washes the target wall from ceiling to floor, enhancing textures, expanding the perception of space, and eliminating distracting 'scalloping' effects common with standard downlights.

Photometric and electrical specification

The D75 series is designed for versatility and compliance with stringent international standards. We provide comprehensive photometric data to support professional lighting designs.

Parameter	Specification	Standard / Protocol	Notes
Optical Performance	CCT: 2700K, 3000K, 3500K, 4000K, 5000K, 6500K	TM-30-18	CRI >90 standard; CRI >95 & >98 available. Full TM-30 Rf/Rg reports available on request.
Light Quality	UGR <19; SDCM <3	EN 12464-1	Asymmetric wall wash optic designed for high visual comfort and uniform vertical illuminance.
Luminous Efficacy	80-130 lm/W (fixture efficacy, varies by CCT and CRI)	IES LM-79-08	High-performance optics and thermal management ensure sustained output.
Power & Electrical	10W / 12W; Power Factor: >0.9	—	Input Voltage: AC100-240V 50/60Hz. Remote constant current driver.
LED Driver	Tridonic, Mean Well, Osram, Philips, Lifud, BOKE	DALI-2, 0-10V, TRIAC	Options for Casambi (BLE), Zigbee, and DMX. Driver choice based on project requirements.
LED Chip	Citizen, Bridgelux, CREE, Samsung, Osram	IES LM-80-08	L80B10 > 50,000 hours. Options for standard, Dim-to-Warm (DTW), and Tunable White (TW) CCTs.
Housing & Mechanical	ADC12 Die-cast Aluminum; Finish: Matt White (RAL9016), Matt Black (RAL9005)	IP20	Dimensions: 75x75x94mm; Cutout: 75x75mm. 25° adjustable tilt.
Certifications	CE, RoHS, ErP	ISO9001:2015	Our manufacturing facility is ISO9001 certified. Product compliant for EU/US/Middle East markets.
Warranty	5 Years	—	Covers LED module, driver, and housing against manufacturing defects.

Which spaces is it designed for?

The Wall Wash-D75 is a specialized tool for shaping interior environments. Its ability to render vertical surfaces with flawless, even light makes it indispensable for applications where walls are part of the design narrative. For specifiers in Europe and the US, this luminaire helps achieve both aesthetic goals and quantitative lighting standards, such as those outlined in EN 12464-1 or recommended by the IES. It's not just about illumination; it's about creating atmosphere, defining boundaries, and highlighting key architectural or decorative features.

How can this fixture enhance a luxury retail environment?

In high-end retail, controlling the customer's focus is critical. The D75 excels at drawing attention to merchandise displayed on wall-mounted shelving or feature walls. By washing an entire vertical bay with high-quality light, every product is presented in its best light. Specifying a high CRI of 95+ or even 98+ ensures true-to-life color rendering for fashion, cosmetics, and luxury goods. This allows customers to accurately assess color and texture, boosting sales confidence. The trimless design ensures the ceiling plane remains uncluttered, reinforcing a premium, minimalist store aesthetic where the focus is on the product, not the lighting hardware. With precise planning, you can achieve target vertical illuminance levels of 300-500 lux while maintaining excellent visual comfort.

What are the benefits for hotel and hospitality projects?

For hotels, the D75 elevates the guest experience from the moment they step into a corridor. Using these fixtures to wash corridor walls makes the spaces feel wider, brighter, and more welcoming, eliminating the cave-like effect of traditional downlighting. Inside guest rooms, a single D75 can be used to dramatically highlight a textured headboard wall or a piece of art, adding a layer of luxury and sophistication. We offer Dim-to-Warm (DTW) versions (e.g., 3000K to 1800K) that mimic the warm, cozy glow of incandescent dimming, perfect for creating a relaxing evening ambiance. The low glare rating (UGR<19) is crucial for hospitality, ensuring guests are comfortable and not subjected to harsh light sources.

Is this downlight suitable for modern office and corporate spaces?

Absolutely. The modern workplace is increasingly focused on employee well-being and brand expression. The D75 serves both purposes. In a reception area, it can be used to wash a feature wall behind the desk, often one bearing the company logo, creating a powerful first impression. In boardrooms and breakout areas, washing walls can make spaces feel less confined and more creatively stimulating. This aligns with principles of biophilic design and WELL Building Standards by creating visually comfortable, engaging environments. By specifying a Tunable White (4000K to 2700K) version, the lighting can be adapted throughout the day to support circadian rhythms—cooler, energizing light for daytime focus and warmer, calmer light for late afternoons.

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

The defining feature of the D75 is its trimless installation. The fixture's mounting frame is installed into a precise 75mm x 75mm ceiling cutout before the final layer of plaster is applied. The contractor then skims plaster up to the fixture's integrated lip, sands it smooth, and paints, resulting in a perfectly flush, 'zero-edge' finish. The luminaire ships with a remote driver, which is placed in the ceiling void for easy access and maintenance.

We offer a full suite of control options to integrate into any building management system. For large-scale commercial projects in the EU, DALI-2 drivers provide addressable, digital control and energy monitoring. 0-10V dimming remains a robust and popular analog choice in the US market. TRIAC (phase-cut) dimming is available for simpler residential or retrofit applications. For maximum flexibility and minimal wiring, we offer wireless control via Casambi (Bluetooth Low Energy) and Zigbee protocols.

Compliance is guaranteed for your target market. All configurations carry CE marking for European conformity, are RoHS compliant, and meet ErP directive standards for energy efficiency. To facilitate your design process, full IES and LDT photometric files are available for import into lighting calculation software like DIALux and Relux.

Customisation, MOQ and lead time

As a dedicated manufacturer, we thrive on customization. The Wall Wash-D75 can be tailored to your exact project needs.

• Finishes: Our standard finishes are a durable powder-coated Matt White (RAL 9016) and Matt Black (RAL 9005). We can accommodate any custom RAL color request to perfectly match your interior design palette.
• Color Temperature & Quality: Beyond the standard CCTs, we can provide specific single-bin LEDs, Dim-to-Warm (3000K-1800K), and full Tunable White (e.g., 2700K-6500K) solutions.
• Driver & Control: Simply specify the brand (Tridonic, Osram, Mean Well, etc.) and control protocol you need, and we will source and pair the correct driver for seamless integration.

Our Minimum Order Quantity (MOQ) for this series is 100 units, allowing for accessible specification in both medium and large-scale projects. For initial samples or mock-ups, the MOQ is flexible. Standard production lead time is approximately 15-20 working days from order confirmation. Sample orders are typically fulfilled within 7-10 days.

Frequently Asked Questions

Q: What is the primary difference between a wall wash and a standard downlight?

A: A standard downlight casts a symmetrical, conical beam downwards, creating pools of light on the floor. A wall wash downlight, like the D75, uses a specialized asymmetric optic and a 25° adjustable tilt to direct and spread light smoothly down a vertical surface. This eliminates the harsh 'scalloping' effect and creates uniform illumination from the ceiling down, typically achieving a UGR<19 for superior visual comfort.

Q: What are the plaster-in installation requirements?

A: The D75 trimless model requires a precise 75mm x 75mm cutout in the plasterboard. The fixture's mounting frame is secured first. Your contractor then applies plaster and skims it flush to the integrated flange, creating the seamless 'zero-edge' look after sanding and painting. We provide detailed installation sheets for drywall thicknesses ranging from 12.5mm to 25mm.

Q: Can I get this fixture with a CRI of 98 or higher?

A: Yes, we specialize in high-color-fidelity lighting and can configure the D75 with CRI 98+ LEDs. These are ideal for museum, gallery, and high-end retail applications. For such projects, we provide full TM-30-18 reports, which typically show an Rf (fidelity) value above 95 and an Rg (gamut) value near 100, ensuring the most accurate and vibrant color rendition.

Q: What is the warranty, and what does it cover?

A: The Wall Wash-D75 LED Downlight is backed by a comprehensive 5-year warranty. This covers the complete fixture, including the LED module, the remote driver, and the housing, against any manufacturing defects. The warranty guarantees lumen maintenance of at least 80% of the initial output (L80B10) for 50,000 hours of operation under specified conditions.

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 project with technical data and competitive pricing. Our engineering team can help you select the perfect configuration for your application. Contact us today to receive full IES and LDT photometric files for your DIALux simulations, request a formal quotation with project-based pricing, or discuss the extensive customisation options available for the D75 Wall Wash series. We have extensive experience shipping to specifiers and contractors across the EU, US, and the Middle East.