Sunmaster HPS Lamps are High Pressure Sodium lamps designed to deliver 10% more light than standard HPS lamps. This extremely energy-efficient plant grow lamp provides more energy which is essential for optimized photosynthetic response.

• Ideal for use with electronic ballasts
• 10% more light than a standard HPS lamp
• Red output for stem elongation and flowering
• Long life, economical
• Ideal companion for Metal Halide Conversion Lamps