Surface Mounted Luminaires
Cystra
Cystra Gimbal
Cystra-P
Cystra-P-IP
Cystra UGR
Cystra-PE
Giro
Fera-FM
Fera-FM Gimbal
Fera-FP
Fera-FP-UGR
Fera-FM-UGR
Fera-FD
Jelly
Jelly-SR
Perla
Pıt
Ethrıla-45
Vita
Olea
Olea-R 60x60
Sepio
Steno
Wasp
Globy
Bagel
Surface-mounted luminaires are LED luminaires installed directly onto the ceiling surface. They are the standard solution for spaces without suspended ceilings, such as car parks, warehouses, corridors, bathrooms, and apartment common areas.
Reference values: 3000K-5000K · 1,500-4,000 lm · CRI ≥ 80 · IP20-IP65 · 50,000-hour L80 lifetime · PIR sensor and dimming options
What Are Surface-Mounted Luminaires?
A surface-mounted luminaire is a luminaire that is fixed directly onto the ceiling surface and has a housing that protrudes below the ceiling. Since it is not recessed into the ceiling, no ceiling void is required. Surface-mounted LED luminaires are available in round (bulkhead) or square forms with compact housing designs. Installation can be completed by a single electrician within minutes — fixing the luminaire to the ceiling surface and connecting the electrical cable to the terminal block is sufficient.
In reinforced concrete or plaster ceilings without a suspended ceiling system, recessed luminaires cannot be used; surface-mounted luminaires are the only option. Modern slim-profile surface-mounted luminaires with minimalist designs have become increasingly popular in apartment common areas, modern office corridors, and boutique retail stores in recent years.
Surface-Mounted vs Recessed Luminaires — Which Should Be Preferred?
The decision criterion is actually simple: if there is a suspended ceiling, recessed luminaires are preferred; if not, surface-mounted luminaires are the solution. However, there are additional considerations at the project level:
- Existing ceiling structure: Creating recesses in reinforced concrete ceilings for recessed luminaires is both costly and labour-intensive. Surface-mounted luminaires can be installed in approximately 5 minutes.
- Architectural preference: If a completely smooth ceiling appearance is desired, recessed luminaires should be preferred. In industrial or loft-style spaces, the visible appearance of a surface-mounted luminaire is often considered an intentional aesthetic choice.
- Ease of maintenance: Access to the driver and LED module is much easier in surface-mounted luminaires. This makes them a preferred solution in industrial environments and technical spaces.
- Cost: Surface-mounted luminaires are generally 15-25% more economical; additionally, the cost of constructing a suspended ceiling is eliminated.
- High ceilings: Recessed luminaires are generally not practical for ceiling heights above 5 metres; surface-mounted luminaires or high-bay luminaires are preferred.
Applications
- Apartment common areas: Corridors, stairwells, elevator lobbies — PIR sensor bulkheads, 3000K-4000K, providing 50-65% energy savings
- Car parks: For both indoor and semi-open car parks, 5000K neutral white, IP44-IP65, motion sensor-equipped luminaires with asymmetric optics — suitable for security camera visibility
- Residential bathrooms and kitchens: IP44 moisture-resistant round/square bulkheads, dimmable, 3000K warm white
- Warehouses and technical spaces: 4000K-5000K, high illuminance (4,000+ lumens), IP44-IP65, direct mounting on exposed concrete ceilings
- Industrial common areas: Cafeterias, changing rooms, office corridors, control rooms
- Commercial buildings: Modern office corridors, boutique retail stores, lobby areas — slim-profile minimalist surface-mounted luminaires
- Healthcare facilities: Hospital corridors, clinics, pharmacies — high CRI, IP44, washable housing
Types of Surface-Mounted Luminaires
Round Bulkhead
The most common form of surface-mounted luminaire. Typically 12-24W, 1,500-2,400 lumens, with a wide 110°-120° beam angle. Suitable for apartment common areas, bathrooms, and kitchens. PIR sensor versions are widely used. Diameter ranges between 200-400 mm, while housing height ranges from 30-60 mm.
Square Bulkhead
A modern minimalist appearance for office corridors and commercial spaces. Models with microprismatic diffusers provide UGR (Unified Glare Rating) control, reducing the risk of glare. Available in the range of 24-48W and 2,400-4,800 lumens.
Surface-Mounted Car Park Luminaire
2,400-4,000 lumens, IP44-IP65, with asymmetric optics. Motion sensor operation enables dimming from 20% minimum output to 100% maximum output, providing an optimal balance between safety and energy efficiency. Available in white or grey housing options, including pressure-wash resistant versions.
Weatherproof (IP65) Surface-Mounted Luminaire
IP65-rated versions designed for food processing facilities, cold storage rooms, and washable environments. Available with polycarbonate or aluminium housings and silicone-gasketed covers. Offered in both linear and round versions.
Slim Profile Modern Series
Housing height of only 15-25 mm, creating an appearance almost comparable to a suspended ceiling installation. Suitable for modern apartments, boutique hotels, and retail lobbies. Preferred due to its minimal visual impact on the ceiling. Frameless versions are particularly popular.
Surface-Mounted Spotlights and Track Systems
Individual surface-mounted spotlights or magnetic/track-mounted surface systems used as an alternative to recessed lighting in retail stores, exhibition halls, and boutique environments.
Technical Criteria
IP Protection Rating
Selecting the correct IP rating directly affects the lifetime of a surface-mounted luminaire:
- IP20: Dry indoor environments only (offices, living rooms, dry storage areas)
- IP44: Protection against moisture and splashing water — bathrooms, kitchens, indoor car parks
- IP54: Protection against dust and water splashes from all directions — industrial common areas, semi-open car parks
- IP65: Completely dust-tight and resistant to water jets — food processing facilities, covered outdoor areas
- IP66: Intensive wash-down environments and coastal facilities
Sensor Integration
Models equipped with PIR (infrared motion) and microwave sensors provide a minimum security lighting level of 20% and increase to 100% output when motion is detected. They provide 50-65% energy savings in car parks and apartment corridors. Compared to PIR sensors, microwave sensors can penetrate glass and thin walls, enabling detection of movement behind doors. In car park applications, integrated lux sensors allow automatic switch-off when sufficient daylight is detected.
Colour Temperature and CRI
For car parks and warehouses, 5000K neutral white (CRI 80) is recommended, providing good visibility for security cameras and maintaining high attention levels. For residential applications and apartment corridors, 3000K-4000K (CRI 80-90) provides a softer and more inviting atmosphere. For technical facilities and industrial environments, 4000K-5000K is preferred. In healthcare facilities, 4000K with CRI ≥ 90 is considered standard.
Driver Quality and Dimming
Flicker-free drivers help prevent eye fatigue, particularly in office and healthcare environments. DALI-2 / 0-10V / TRIAC dimming options provide automation and atmosphere control. Surge protection of ≥ 4kV is recommended for residential buildings, while ≥ 6kV is recommended for car park applications.
Lifetime and Lumen Maintenance
An L80 lifetime of 50,000 hours is standard, while premium series offer L90 50,000 hours. Since surface-mounted luminaires are generally installed at accessible ceiling heights, replacement is easier; however, long lifetime still reduces replacement frequency and lowers total cost of ownership.
Installation Notes
Surface-mounted luminaire installation is a standard electrical installation process; however, for optimum results:
- Ensure that the ceiling surface is structurally capable of supporting the luminaire weight (especially plasterboard ceilings)
- The electrical cable should pass through the luminaire rear entry using the gasket designed in the housing cover to maintain the IP protection rating
- For sensor-equipped models, the sensor detection angle and mounting height should remain within the range specified by the manufacturer (typically 2.5-4 m)
- In environments exposed to external influences, such as car parks, applying additional silicone sealant between the luminaire housing and the ceiling is recommended
- For synchronized operation of multiple luminaires with sensors, a master-slave wiring configuration is recommended
Ledova Surface-Mounted Luminaire Product Family
- Residential/Common Area Series: Round and square versions, 12-24W, sensor-equipped options, 3000K-4000K
- Car Park Series: 30-50W, IP44-IP65, motion sensor-equipped, asymmetric optics, 5000K white
- Weatherproof Series: IP65, stainless steel or polycarbonate housing, designed for food processing and washable facilities
- Modern Minimalist Series: Slim profile (15-25 mm), microprismatic diffuser, frameless versions
- Industrial Surface-Mounted Series: 40-80W, high lumen output, high IP rating, durable aluminium housing
- Healthcare Series: CRI ≥ 90, IP44, washable hygienic housing, flicker-free driver
All our products are CE, RoHS, and EPREL registered. They are certified according to EN 60598-1 and EN 61347 standards, with LM-79 and LM-80 reports available.
Frequently Asked Questions
What is the difference between surface-mounted and recessed luminaires?
A surface-mounted luminaire is installed directly onto the ceiling surface, and its compact housing remains visible. A recessed luminaire is installed within the ceiling; only the trim and light output remain visible. Recessed luminaires can be used in suspended ceiling or grid ceiling systems, whereas surface-mounted luminaires are the only practical solution for reinforced concrete or plaster ceilings. In terms of cost, surface-mounted luminaires are typically 15-25% more economical.
Can a surface-mounted luminaire be installed on a suspended ceiling?
Yes, absolutely. Surface-mounted luminaires can be used in spaces with suspended ceilings due to architectural preference or when a slim-profile design is desired. However, the load-bearing capacity of the suspended ceiling and the T-bar configuration should be checked before installation.
Which surface-mounted luminaire is most suitable for car park applications?
Models with 30-50W power, IP44-IP65 protection, asymmetric optics, and motion sensors are the most suitable choice. 5000K white light provides optimum visibility for security cameras. Asymmetric optics prevent unnecessary light spill outside the required viewing area. In sensor-controlled applications, the luminaire can operate at 20% minimum security lighting level when no movement is detected and increase to 100% output when a vehicle or person is detected, providing annual energy savings of 50-65%.
Do motion sensor surface-mounted luminaires really provide energy savings?
Yes, they can provide energy savings of 50-65%. In areas with low average traffic such as apartment corridors, car parks, warehouses, and stairwells, the typical payback period is between 12 and 24 months. Microwave sensor models can detect movement through thin walls and glass, allowing activation before a user enters the space and providing an improved user experience.
Are surface-mounted luminaires suitable for bathrooms, and which IP rating should I choose?
Yes, surface-mounted luminaires are widely used in bathrooms. IP44 is the minimum required protection rating. IP65 is required for shower cabins and areas exposed to direct water jets. According to EN 60598, bathroom zoning (Zone 0-1-2-3) should be considered when selecting the appropriate IP rating. IP44 is sufficient above washbasins, while IP65 models with 12V SELV supply are recommended inside shower areas.
What is the lifetime of a surface-mounted luminaire?
Professional models typically offer an L80 lifetime of 50,000 hours, while premium series provide an L90 lifetime of 50,000 hours. At 8 hours of daily operation, this corresponds to approximately 17 years of service life. In sensor-controlled applications, the actual operating hours are reduced, resulting in an even longer effective lifetime. Quality is critical — in low-quality products, electronic component lifetime may become the limiting factor before the LED source reaches the end of its life.
Can our surface-mounted luminaires be dimmed?
Most of our models support dimming. TRIAC dimming (phase-cut) is compatible with residential dimmer switches, 0-10V dimming is compatible with industrial control systems, and DALI-2 is compatible with smart building automation systems. Dimming requirements should be defined during the project design stage so that the appropriate driver type can be selected.
Does it make sense to replace existing fluorescent surface-mounted luminaires with LED versions?
Absolutely. A typical 2x36W fluorescent luminaire can be replaced by a 25-30W LED surface-mounted luminaire while providing the same or higher illumination levels. Benefits include 55-65% energy savings, up to five times longer lifetime, elimination of ballast-related failures, and instant light output. For a medium-sized facility with approximately 100 luminaires, annual electricity savings can typically range between 80,000 and 150,000 TL, with a payback period of approximately 14-22 months.