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 Features |
 Indoor use only. |
Direct replacement for traditional T8 fluorescent tubes
Rotatable (0°/45°/90°) |
| Perfect for a wide range of applications. |
| High power efficiency > 80%. |
| High luminous efficacy LEDs . |
| Easy to Instant on, no flicker or buzz. |
Simple rewiring installation allows lamps to run
directly off. |
| No mercury allowing for non-hazardous waste disposal. |
| Emits virtually no UV rays or IR. |
| Glass-free for safer working conditions. |
| Energy saving and environment friendly . |
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| Specifications |
| T840 (4-FT) |
| Type |
GL-T840-WW |
GL-T840-NW |
GL-T840-CW |
| Energy Used |
20W |
| Rated Life |
30,000 Hours |
| Input Voltage |
100-240V AC |
| Power Factor (PF) |
0.9 |
| Color (CCT) |
3000K |
4000K |
6000K |
| Luminous Flux (lm) |
1280lm |
1450lm |
1600lm |
| Luminous Efficacy |
64lm/W |
72lm/W |
80lm/W |
| CRI |
80 |
80 |
75 |
| Base |
G13 |
| Dimension |
Ø 30 x 1198mm |
| Beam Angle |
120° |
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| T820 (2-FT) |
| Type |
GL-T820-WW |
GL-T820-NW |
GL-T820-CW |
| Energy Used |
10W |
| Rated Life |
30,000 Hours |
| Input Voltage |
100-240V AC |
| Power Factor (PF) |
0.9 |
| Color (CCT) |
3000K |
4000K |
6000K |
| Luminous Flux (lm) |
640lm |
720lm |
800lm |
| Luminous Efficacy |
64lm/W |
72lm/W |
80lm/W |
| CRI |
80 |
80 |
75 |
| Base |
G13 |
| Dimension |
Type1: Ø 30 x 580mm
Type2: Ø 30 x 589mm |
| Beam Angle |
120° |
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 Luminous Intensity Distribution Diagram |
 GL-T820-WW / CCT : 3000K |
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| GL-T820-NW / CCT : 4000K |
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| GL-T820-CW / CCT : 6000K |
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| GL-T840-WW / CCT : 3000K |
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| GL-T840-NW / CCT : 4000K |
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| GL-T840-CW / CCT : 6000K |
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| GL-T820CW vs. CFL illuminance comparison table |
| Item |
Picture |
Manufacturer |
Model Name |
Luminous
Flux (lm) |
Efficacy
(lm/W) |
CCT |
CRI |
Beam Angle |
Illuminance(lux) |
VAC-IN(V) |
IIN(A) |
P(W) |
| 1m |
2m |
| 1 |
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GlacialLight |
GL-T820CW x 4 |
2636.0 |
65.9 |
6640 |
81.3 |
101 |
928.0 |
232.0 |
120 |
0.34 |
40 |
| 2 |
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Fixture : NA
T8 tube : X ¨È |
FL20D/18
(T8 tube x 4) |
2388.0 |
33.2 |
6440 |
67.2 |
101.5 |
970.0 |
239.4 |
108.8 |
0.70 |
72 |
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