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1. Product name
2. Product description and application
They are rated at 20W and can be easily replace existing 32W circular fluorescent fittings.
Colour temperature 3000K & 5500K.
Dimmable version also available.
3. Features
- Long life
- UV free, harmless for paintings and antiques
- 80% energy saving
- No multiple Shadow
- Epistar LED SMD 5670
4. Applications
- The GLASS LED OYSTER series is an excellent solution for residential lighting.
- Led technology can be used in areas where UV ray or sparks need to be controlled or forbidden.
- The perfect solution for extended lighting, help to decrease the cost of energy.
5. Optical characteristics
5.1 LED
LED quality: Epistar
LED type: SMD5670,
LED viewing angle: 120 degrees
LED colour: Cool white (CW) 5500K
         Warm white (WW) 3000K
LED luminous flux: 120 lm/w for CW
                      105 lm/w for WW
CRI: > 80%
LED lifespan: rated 50,000 hours under standard test conditions
5.2 LED Luminous flux

Series Power No. of LEDs Lamp Lumen
Cool White Warm White
LUMOS OYS-20GL 20W 48/5670 SMD 1400lm 1250lm

5.3 LED life span
The life span of the LED is directly related to the leg temperature of the LED. The higher the temperature of the LED, the shorter its life span.

T(oC) Life(hours) T(oC) Life(hours) T(oC) Life(hours)
50 100,000 70 80,000 90 40,000
60 100,000 80 55,000 100 30,000
LED Lifespan
Note: The table of LED solder temperature (T) against LED lifespan serves as a guide. Actual LED lifespan may vary. Data from LED manufacturer.

Power Solder temperature (o C)
20w Ambient + 25 oC


6. Electrical characteristics
Power: 20W
Input voltage: AC220-240, 50/60Hz
Power efficiency: Up to 90%;
EMI: Not significant; 
7. Physical characteristics and packaging
Product size: H83mm×∅340mm
Box size : 118mmx380mm
Storage temperature: -20℃ ~ +50℃
Working temperature: -20℃ ~ +50℃

NOTE:Please check stock with Lumos Lighting before taking an order from your customer.