LED Downlight--Indoor Essential Lighting Fixtures
2022-04-01
Downlights are generally used for Indoor Lighting in shopping malls, offices, factories, hospitals, etc., and they are simple and convenient to install and are loved by people. LED downlights inherit all the advantages of traditional downlights, with low heat generation, long power saving life and minimal maintenance costs. The early LED downlights were not accepted by customers due to the high overall cost of LED lamp beads. With the reduction of the price of LED Downlight chips and the improvement of heat dissipation technology, a solid foundation has been laid for LED downlights to enter the commercial field. 
LED downlight is a kind of lighting fixture embedded in the ceiling. LED downlight is a directional lighting fixture, only its opposite side can receive light, the beam angle belongs to spotlight, the light is more concentrated, and the contrast between light and dark is strong. The object to be illuminated is more prominent, the lumen is higher, and the quiet environment atmosphere is brought out. Common standard sizes and parameters of LED downlights: 2.5 inch LED downlight size parameters: opening (Φ80) - table page size Φ102×H30 power 3W 3-inch LED downlight size parameters: opening (Φ90) - table page size Φ112×H30 power 5W 3.5 inch LED downlight size parameters: opening (Φ100) - table page size Φ122×H30 power 7W 4-inch LED downlight size parameters: opening (Φ120) - table page size Φ146×H30 power 9W 5-inch LED downlight size parameters: opening (Φ150) - table page size Φ180×H30 power 12W 6-inch LED downlight size parameters: opening (Φ160) - table page size Φ190×H30 power 15W Common classification of LED downlights: 1. Classification by installation method: embedded LED downlights and surface mounted LED downlights; 2. Classification by light source: divided into LED SMD light source downlight, LED high-power light source downlight and LED COB light source downlight; 3. Classification by place: LED downlights for home lighting, LED downlights for commercial lighting and LED downlights for engineering lighting; Classification by light source anti-fog: common LED downlights and anti-fog LED downlights 
LED downlights do not occupy indoor space, and LED downlights are installed indoors. Because of the privacy of the lamps, it will not cause a feeling of oppression, on the contrary, it will produce a warm effect. Therefore, home improvement can choose to install multiple downlights to reduce the sense of space oppression. Generally, LED downlights are used more in hotels, homes, cafes, and shopping malls.
