Fine-tune your lighting system with the ProGrow Super HPS (high pressure sodium) grow bulb. The ProGrow super HPS grow lamp allows users to grow a wide range of plants under the same bulb through both the vegetative and flowering stages of plant development. This is a specialty horticultural bulb designed and manufactured for plant growth!

Features:

• High luminous efficiency
• Compatible with both magnetic and electronic ballasts
• Long life span of over 24000 hours
• 10% more light than a standard HPS lamp.
• Maintains over 90% of initial lumen output after 5,000 hours
• 2100K colour temperature
• 285mm (11”) in length
• T46 glass size
• E40 base
• Colour rendering index (CRI) – 24