Philips SDW-TG Mini 50W 825 GX12-1 presentation Philips SDW-TG Mini are high pressure sodium (HPS) compact discharge lamps. They emit light of impeccable quality, ideally suited for shops and retail areas. The Philips SDW-TG Mini 50W 825 GX12-1 has a GX12-1 base type, which allows them to fit perfectly into your old fixtures.The average lifespan of the Philips SDW-TG Mini 50W 825 GX12-1 is 10000 hours, which is approximately 4.5 years of use. Use of Philips SDW-TG Mini 50W 825 GX12-1 The Philips SDW-TG Mini 50W 825 GX12-1 will provide a cold white light, corresponding to a color temperature of 2500K. The color rendering index is also excellent, more than 80-89Ra.