| Features: | 
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|---|---|
| Listing: | 
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| Electrical Ratings | |
|---|---|
| Voltage | 120V / 220V / 277V AC | 
| Frequency | 50Hz / 60Hz | 
| Wattage (Amps) | 80W(10W*8) / 80W(20W*4) (【120V】0.67A /【220V】0.36A /【277V】0.29A) | 
| Ambient Temperature | +65°C ~ +120°C (+149°F ~ +248°F) ★ THT-EX Laboratory Tested ★ | 
| Power Factor | cos≧0.9 | 
| Raw Materials | |
|---|---|
| Net Weight | 18.3 kg (40.3 lb) | 
| Housing | Aluminum Alloy | 
| Screws | Stainless Steel | 
| Glass | Tempered Glass | 
| Photometrical Information | |
|---|---|
| CCT | 5000K (Cool White) | 
| CRI | ≧70 | 
| Lum/Watt. | 【20W*4】136 lm/w (±10%) 【10W*8】115 lm/w (±10%) | 
| Beam Angle | X-110° / Y-110° |