Philips Master SDW-T 50W 825 PG12-1 Sodium Vapors Lamp Discharge Lamp

Philips Master SDW-T 50W 825 PG12-1 is a high-efficiency sodium discharge lamp manufactured by Philips, designed for open luminaires that demand quality light output with warm, enveloping colour tones. Built from hard glass with a PG12-1 cap in a compact T31 format measuring 31 mm in diameter, it is compatible with a wide range of professional and residential lighting fixtures.

Operating at a wattage of 50 W and an input voltage of 220–240 V, this lamp delivers a luminous flux of 2300 lm with a luminous efficacy of 44 lm/W, ensuring reliable and consistent illumination over time. The colour temperature of 2500 K produces the characteristic golden-white light of SDW technology, highly valued in refined settings where materials and surfaces benefit from warm, flattering tones. With an average rated life of 15,000 hours, this lamp offers an extended service life that reduces replacement frequency and maintenance costs. These qualities make the Philips Master SDW-T an excellent choice for the living room, as well as for commercial spaces and architectural environments where the quality and colour of light play a central role.