First of all, all infrared lamp outter glass is quartz glass tube. Glass quartz can make in different color like milky, transparent,ruby,gold coating….
The different inner heating material in resistance wire / carbon fiber wire/ tangusten wire. Heating material different make property different.
Sundear is produce infrared heating lamp since 1988, our advantage is we manufacturing and developing the key component of infrared heater- the infrared lamp.
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| Radiant efficiency | 90% | 60% | 80% | 92% | 90% | ||
| Heating distance | 6-7 meters | 3-4 meters | 4-5 meters | 5-6 meters | 5-6 meters | ||
| Heating time | 2 seconds | 20 seconds | 20 seconds | 1 seconds | 1 seconds | ||
| Heating Lights (Color Tempreature) | 1600 K | 1900 K | 2250K | 2450K | 1500K | ||
| Advantage | Heating averange. With soft lights. Long heating distance | Heating averange. With soft lights. Long heating distance | short distance with strong heating, strong slights, change most the heat into light | Short distance with strong heating, high heat efficiency, strong litghs , change most the heat into light | Short distance with strong heating, high heat efficiency, low glare lights | ||
| Appilication | Indoor & outdoor | Indoor & outdoor | outdoor | Outdoor | Outdoor | ||
| Residential area | Residential area | residential & commerical | Workshop, commerical | Workshop, commerical | |||
| Lamp |  |  |  |  |  | ||
| How is work | |||||||
| Light level (max in 10) | 6 | 7 | 8 | 10 | 5 | ||
| Price range | 8-20USD | 2-3USD | 3-5 USD | 6-8USD form china manufacturer / 25-30USD form Dr.fisher | 10USD form china manufacturer / 30-40USD form Dr.fisher | ||
| Life time | 10000 hours | 8000 hours | 5000hous | 6000 hours | 6000 hours |
Inprotimer continues to provide high quality service to customers.