OS SR 04 & SS 04 Series

Indoor Luminaries

LED SURFACE DOWNLIGHT – OS SR 04 & SS 04 Series

Crafted with precision using injection-moulded polycarbonate, the OS SR 04 & SS 04 Series LED Surface Downlights come in both round and square designs. Available in sizes ranging from 4″ to 8″, these downlights are perfect for all concrete ceiling applications. They are designed to be durable and rust-free, ensuring long-lasting performance and versatile lighting solutions.

Application	:	Office, School, Laboratory, Hospitals, Restaurants, Libraries, Living Areas, Shops
Certificate	:	SIRIM, ST, SNI
Colour	:	White

Body	Injection Moulded from Polycarbonate
Diffuser	Opal Diffuser Moulded from Polycarbonate
Gear Tray	Fabricated from Mild Steel
Clip	Stainless Steel Spring Clips
Connector	Nylon 3 Way x 2.5mm²
Finishing	Matte Surface with Smooth Finished Housing
Mounting Type	Surface Ceiling / Wall Mounted
Driver	VITALITE VLD Series
Lamp	LED Module

Model	OS SR 404	OS SR 604	OS SR 804	OS SS 404	OS SS 604	OS SS 804
Shape	Round	Round	Round	Square	Square	Square
System Lumen (lm)	1200	1600	2200	1100	1600	2200
System Power (W)	11	15	20	11	15	20
System Current (A)	0.09	0.12	0.09	0.09	0.12	0.09
Efficacy (lm/W)	109	107	110	100	107	110
Main Supply (V, Hz)	220~240V, 50/60Hz
IP Grade	IP 20
Classification	Class II
Power Factor	PF ≥ 0.5		PF ≥ 0.9	PF ≥ 0.5		PF ≥ 0.9
Operating Temperature (ta)	0°C ~ 35°C
Max. Casing Temperature (tc)	85°C
Rated Lifespan	50,000 hrs
CRI	> 80 Ra
SDCM	≤ 5
Beam Angle	120°
Available CCT	Warm White (3000K), Cool White (4000K), Daylight (6500K)

Model	Product Weight (Kg)	Inner Carton Size (mm)			Outer Carton Size (mm)			Gross Weight (Kg)	Quantity
Model	Product Weight (Kg)	L	W	H	L	W	H	Gross Weight (Kg)	Quantity
OS SR 404	0.29 Kg	146 mm	146 mm	62 mm	597 mm	302 mm	304 mm	9.15 Kg	30 pcs / Carton
OS SR 604	0.40 Kg	176 mm	176 mm	62 mm	545 mm	365 mm	333 mm	12.61 Kg	30 pcs / Carton
OS SR 804	0.50 Kg	196 mm	196 mm	62 mm	591 mm	395 mm	313 mm	15.72 Kg	30 pcs / Carton
OS SS 404	0.32 Kg	146 mm	146 mm	62 mm	597 mm	302 mm	304 mm	9.98 Kg	30 pcs / Carton
OS SS 604	0.44 Kg	176 mm	176 mm	62 mm	545 mm	365 mm	333 mm	13.90 Kg	30 pcs / Carton
OS SS 804	0.55 Kg	196 mm	196 mm	62 mm	591 mm	395 mm	313 mm	17.19 Kg	30 pcs / Carton

Model	Luminaires					Dimension (mm)
Model	Shape	Driver	Colour Temperature, CCT (K)			D	H
OS SR 404	Round	VITALITE VLD 10/250/40	3000K	4000K	6500K	⌀142 mm	58 mm
OS SR 604	Round	VITALITE VLD 15/350/43	3000K	4000K	6500K	⌀172 mm	58 mm
OS SR 804	Round	VITALITE VLD 25/500/50	3000K	4000K	6500K	⌀191 mm	58 mm
OS SS 404	Square	VITALITE VLD 10/250/40	3000K	4000K	6500K	133 mm x 133 mm	58 mm
OS SS 604	Square	VITALITE VLD 15/350/43	3000K	4000K	6500K	162 mm x 162 mm	58 mm
OS SS 804	Square	VITALITE VLD 25/500/50	3000K	4000K	6500K	182 mm x 182 mm	58 mm