
YL-MBS19-X is a 55x55x38mm square-format inground concrete lights fixture in 304 stainless steel, IP68-rated, running 2W/240lm through a CREE 5050 LED at 90Ra CRI. The Φ35mm bore and flat square face suit close-range grazing on retaining walls, step risers and textured stone or brick facades. Beam selectable 20/30/45/60°, DC12/24V, 0.5m cable.
Technical Specifications
| inground concrete lights | |
| Led Qty | 1pc CREE 5050 Chip |
| Voltage | 12/24VDC |
| Wattage | 2W |
| Lumen | 240lm |
| CRI | 90Ra |
| CCT | 2700K/3000K/4000K/6000KRGB/RGBW |
| Beam Angle | 20/30/45/60° |
| IP Rate | IP68 |
| Dimension | 55x55x38mm |
| Hole Size | Φ35mm |
| Housing Color | Silver/White/Black |
| Material | 304 Stainless Steel |
| Cable | 0.5m 2×0.75mm² Rubber Cable |
| Warranty | 3 years |
Product Advantage

1. Square cover 55x55x38mm
At 55x55x38mm with a Φ35mm bore, this is the largest square body in the line, giving a wider 304 stainless faceplate that cleanly hides the bore against poured-concrete or paver edges.
2. High CRI, ≥90 Ra. Low voltage 12V/24V DC
2W draw and 240lm output at 90Ra CRI match the smaller Φ42mm units, so upsizing for wall-washing adds zero extra wattage to an existing circuit's load calculation.


3. Waterproof IP68
IP68 sealing withstands submersion beyond 1m, letting installers grade soil or gravel directly over the body along retaining-wall footings without a secondary junction box.
4. Four beam angle options are available. 2700K-6500K and RGB/RGBW
20/30/45/60° beam selection and WW/NW/CW/RGB/RGBW color options ship as one part number, backed by 3-year warranty coverage that outlasts the 12-18 month terms common on comparable square units.

Inground Concrete Lights - Flush-Mount 304 Stainless-Steel LED Fixtures Built to Endure Hardscape Environments
LED Recessed Ground Lights for Commercial Plaza Entrance & Hotel Forecourt Illumination
Hotel and corporate-plaza entrance lighting must project prestige while surviving relentless foot traffic, rolling luggage, and seasonal power-washing-an impossible brief for surface-mounted fixtures that loosen, crack, and accumulate dirt in exposed housings. Our inground concrete lights embed permanently into poured concrete or mortar-set stone, presenting only a sleek stainless-steel bezel at grade level. The Φ52 mm and Φ62 mm round variants match standard concrete-core drill bits, streamlining installation for contractors who need predictable labor hours on tight hotel-renovation timelines. At 90 CRI, the warm-white output renders marble, granite, and polished-concrete lobby extensions with the fidelity luxury brands demand. For hospitality-chain procurement departments running synchronized refits across 10, 20, or 50+ properties, our factory's annual capacity of 50,000+ units and dedicated batch-production scheduling ensures every location receives identical fixtures on a unified delivery calendar-eliminating the SKU inconsistencies that plague multi-vendor sourcing strategies.
Outdoor Inground Spotlights for Office-Campus Greenbelts & Pedestrian Circulation Paths
Corporate-campus landscape lighting frequently suffers from fixture vandalism and irrigation-system water damage-two problems that keep facility-management teams in a perpetual repair loop. Fully recessed inground concrete lights remove the vandalism target entirely (nothing protrudes to kick, snap, or steal), while IP68 sealing ensures survival even when automatic sprinkler heads directly overshoot onto the fixture location. The 0.5 m rubber-sheathed cable exits below grade, connecting to buried low-voltage trunk lines without any exposed conduit that landscaping crews might accidentally sever. DC 12/24V operation integrates with landscape-automation controllers for scheduled dimming, daylight-off, and occupancy-triggered brightness-reducing after-hours energy consumption by up to 50 %. For corporate real-estate firms managing multi-building campuses, we offer tiered annual-supply pricing with quarterly delivery call-offs, plus a dedicated engineer for ongoing spec consultation as campus expansion phases add new lighting zones.
Inground Concrete Step Lights for Stairways, Ramps & Elevation Transitions in Public Spaces
Building codes in most jurisdictions now mandate minimum illumination levels on exterior stairs and ramps accessible to the public-yet many existing properties rely on overhead lights that cast body shadows precisely where step-edge visibility matters most. Embedding inground concrete lights directly into step risers or tread edges places light exactly at the foot-strike zone, dramatically improving depth perception for pedestrians and meeting ADA/DDA illumination guidelines. The square-bezel 45 × 45 mm model aligns with standard brick-course heights for seamless integration into masonry stair construction. With a 3-year manufacturer warranty and a sealed-for-life LED module (no field-replaceable lamp to corrode), the total cost of ownership over a decade undercuts traditional step-light solutions that demand bi-annual bulb and gasket replacements. We welcome prototype sample requests so architects can specify with confidence after physical evaluation on a mock-up stair section.
Ground Spot Lights for Curtain-Wall Base Contour, Column Uplighting & Architectural Facade Wash
Architectural façade lighting from ground level demands precise optical control-too wide a beam floods the sidewalk with glare, too narrow misses the full column surface. Our inground concrete lights offer four switchable beam angles (20°/30°/45°/60°) within the same fixture body, letting lighting designers fine-tune each position on site without ordering multiple SKUs. The 20° optic projects a tight column-wash reaching 6+ meters up a pillar, while the 60° option covers broad curtain-wall base runs with even luminance. 304 stainless-steel construction resists the alkaline runoff from poured-concrete façades that rapidly corrodes aluminum fixtures. For design-build firms handling signature commercial projects-branded flagship stores, cultural centers, museum wings-our engineering team provides custom housing color-matching (anodized, powder-coated, or PVD finishes) and bespoke optic configurations for non-standard architectural geometries.

Installation Method

FAQ

01. How are inground concrete lights installed in a poured-concrete surface-do I need special tools or embedded sleeves?
02. Will the stainless-steel bezel of your inground concrete lights sit truly flush with the concrete surface, or will there be a raised lip?
03. My hotel-renovation project requires 200+ fixtures with identical color temperature across all units. How do you ensure consistency?
04. Can your inground concrete lights withstand heavy foot traffic in a commercial plaza or hotel forecourt?
05. How do inground concrete lights perform against alkaline moisture wicking from the surrounding concrete?
06. I'm a lighting designer specifying fixtures for a curtain-wall base contour. Can I switch beam angles on-site, or must I order each angle separately?
WHO WE ARE?
SHENZHEN YLSTAR LIGHTING CO, LIMITED is a professional manufacturer and exporter that is concerned with the design, development and production of extrior Lighting, indoor lighting, Advertising lighting and led strip solution. We are located in SHENZHEN, with conveninet transportation access. All of our products comply with international quality standards and are greatly appreciated in a variety of different markets throughout the world.


Our well-equipped facilities and excellent quality control throughout all stages of production enables us to guarantee total customer satisfaction. Besides, we have received ISO90001, CCC,CE, ROHS,FCC,SAA,TUV, ETL, cETL certification. As a result of our high quality products and outstanding customer service, we have gained a global sales network reaching Europe, North America, Australia and other countries in the world.
★Professional Sales and after-sales service Team
Experienced team, fast reaction.
Offering one-stop purchase service and one-stop lighting solution.
★Patented design
We design and manufacture led light with our own mold & technology.
★100% Inspection
All products must pass 3 times inspection before shipment.
All products are under 4 hours semi-product aging and another 4 hours finished product aging.

EXHIBITION
Hong Kong Spring Lighting Fair / Hong Kong Autumn Lighting Fair










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