Philips CDM-T 20W 830 G12 details CDM-T are compact discharge lamps. They offer excellent color stability and a bright light through the ceramic burner technology used. They are perfectly adapted for lighting stores. Philips CDM-T 20W 830 G12 have a G12 base type, which allows them to replace your old halogen lamps without changing your installation. Philips CDM-T 20W 830 G12 lamps have a lifespan of 12000 hours. Use of Philips CDM-T 20W 830 G12 The Philips CDM-T 20W 830 G12 will provide a superior quality light, with a color rendering index superior to 80-89Ra. The light emitted will be warm: 3000K. These lamps are mainly used in shop window as decorative lighting, or in offices and public buildings for general lighting.