Our filament bulb uses a soft PI filament pieces with high quality Sanan & Epistar chips. The whole lamp has a high lighting efficacy of (60lm/W – 90lm/W) and color rendering (CRI80-95). We offer full range of color temperature, ranging from 1800-2200K, which higher color temperature as 6000K is also available. To add more festive or decorative feelings, using color light source, including red, green, blue, yellow, orange, pink and purple, will be a perfect choice. The product beam angle is 360°.
For bulb body, we recommend a clear bulb shell with color light source to create better festive feelings. We can also use amber colored bulb shell for a warmer lighting effect. We also have smoked bulb shell which is slightly reddish brown in color for stronger antique feelings, or a gun color bulb shell which is a deeper dark grey color, to create a stronger contrast for more obvious filament light effect. The base cap could either be Edison screw or bayonet type. They can be of size E26 | E27 | B22d. The base cap could be made of aluminum in slivery color or copper in golden color.
LED filament bulb use high quality Linear IC or IC driver to power on, which could be single voltage input (AC120V or 230V) of power factor >0.5, or universal voltage input (AC85-265V) of power factor >0.9. It is optional to use driver solution which is dimmable, including linear IC dimmable model, or SMPS dimmable model. For higher compatibility with different dimmer model and brand, we could use chips LC dimming as well as 1512 chips IC dimming driver model. In case of DC input is preferable, the bulb could be customized for DC3-12V input. The lifetime of the product is over 25,000 hours, with a warrant period of 2 years.
Filament bulb could have a wide range of applications. They can be use in home fixtures such as table lamps or decorative pendant fixture at home. In hotels or inns, it is always favorable to use fixture hanged filament bulb to decorative common area, and so as to furnish shopping malls and shops showcases or promotional area. For bars, cafes & restaurants, there are usually decorative lamp fixtures such as metallic pendant as well as hanging lamp base to create a warm dinning or drinking lighting effect. Decorative filament bulb could also be used in art galleries, libraries and theaters to give a comfortable, home like atmosphere for leisure or social activities.