RA 4

Ra 4 is a very thin ceiling downlight for diffused lighting designed for the last generation of COB LEDs. It is characterized by an extremely shallow recessed depth. Protection rating IP 43. The 500mA 20W constant current LED driver must be ordered separately. Max. 4 fittings can be connected.
Product Code Color
252-200-21Mat white
General Specifications
Product TypeDownlights
Mounting TypeCeiling - recessed
Indoor/Outdoor LightsIndoor
ApplicationsCorridors,Passage areas,Residential,Showrooms
Lighting specifications
Lamp DescriptionLED 540lm 4,6W 3000K,LED 540lm 4,6W 3000K
Nominal Lumens On Thermal Regime (Lm)540,540
Efficiency L.O.R. (%)59,3
Delivered Lumens (Lm)320,320
Lamp Wattage (W)4.6,4.6
Color Temperature (K)3000,3000
Average Lamp Life (H)L80B10 50.000
Photobiological Risk GroupRG1
Physical Specifications
BodyDie-cast aluminium
FinishesPolyester painted
Closing ScreenClear polycarbonate
Thermal DissipationPassive
RingDie-cast aluminium
Electrical Specifications
Glow Wire (°C)850
DriverSeparate item
Driver MountingRemote
Weight and Dimensions
External Diameter (Mm)41
False Ceiling Thickness (Mm)1-30 mm
Height (Mm)45
Cutout ShapeRound
Cutout Diameter (Mm)36
Recessed Depth (Mm)45
Weight (Kg)0.1
Optical Specifications
Light DistributionSymmetric
Light EmissionDirect
Light Beam60°
Product code-
Product NameLED 540lm 4.6W 3000K CRI85
Lamp categoriesLED
Lamp typeCOB LED
Lamp wattage (W)4.6
Nominal lumens on thermal regime (lm)540
Color temperature (K)3000
Color rendering (CRI)85
Product code81-04019
Product NameDriver 500mA (max 20W) constant current
DescriptionFor remote installation. Max 4 fittings can be connected to the driver.
Product code81-04031
Product NameDriver 500mA (max 14W) constant current
DescriptionFor installation through the recessed hole, please consider a ceiling recessed depth of 160mm. Max 2 fittings can be connected to the driver.