Osram parathom cl b 25 4 w827 fr e14 the osram parathom cl b 25 4 w827 fr e14 has a very low energy consumption 4w and has an extremely long life 25 000 hours areas of application for this lamp include general illumination domestic application and chandeliers the osram parathom cl b 25 4 w827 fr e14 is a simple direct replacement for conventional incandescent lamps it does not emit a uv or near ir radiation in the light beam the lamp has an e14 base and is not suitable to