1. Product name
LUMOS OYS-SATURN-28B 28W
2. Product description and application
The OYS-SATURN-28B series are used for general lighting.
They are rated at 28W and can easily replace existing 44W circular fluorescent fittings.
Dimmable version is also available.
Colour temperature 3000K & 5500K.
Opal polycarbonate diffuser.
3. Features
- Long life
- UV free, harmless for paintings and antiques
- 50% energy saving
- No multiple Shadow
4. Applications
- The luminaire is an excellent solutions for residential lightings.
- LED technology can be used in areas where UV ray or sparks need to be controlled or forbidden.
- The excellent solution for extended lighting, help 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 |
OYS-SATURN-28B |
28W |
66/5672 SMD |
2350lm |
2150lm |
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) |
28w |
Ambient + 25 oC |
6. Electrical characteristics
Power: 28W
Input voltage: 240 VAC, 50/60Hz
Power efficiency: Up to 90%;
EMI: Not significant;
7. Physical characteristics and packaging
Product size: 118×φ450mm
Net weight per LED OYS: 0.8kg
Box size : 130mmx470mm
Storage temperature: -20℃ ~ +50℃
Working temperature: -20℃ ~ +50℃
NOTE:Please check stock with Lumos Lighting before taking an order from your customer.