Street light fixtures or fittings normally is shell to protect ballast and HPS or HPI E40 lamp bulbs from rain or dust , and control the light beam angle . After LED had been applicated for the street lighting , the light source of LED replaced E40 lamp bulbs , and LED driver replaced ballast .
The street light fixtures for E40 lamp bulbs normally are made of plastic or aluminium , and for LED street light fixtures , the housing are mainly made of aluminium , cost-effective and good cooling .
The LED street light fixtures have more stable quality and longer life time , and could work with smart lora zigbee control , light sensor , more easier to be intelligent .
The power of the led street light fixtures normally 30W 40W 50W 60W 80W 100W 120W 150W 180W 200W , different power and different lens for different project applications .