H4 Hard Glass Lamps are made with UV reduced Aluminosilicate glass. The lamp goes through stringent quality control measures to ensure high durability and longer functional life. Compact Electric Ltd manufactures H4 Hard Glass Lamps.
Compact Electric Ltd is an ISO 9001: 2000 awarded company that also manufactures wide range of high intensity lamps. H4 Hard Glass Lamps come in a compact design. These are dual filament lamps. In these lamps, the beam angle is precisely controlled by accurately positioning the mirror and filaments inside the envelope.