Description

If you want better results from your plant yields, use the Indoor Grow Science GLL-400-HPS Real Red HPS lamp in your grow light fixture. This 400-watt high pressure sodium bulb is best suited for the flowering phase (when the plant is blooming or bearing fruit) because it emits red spectrum light. For consistency in quality and optimized performance, the mogul-based Growlite lamp will provide outstanding results in your horticultural applications for up to 20,000 hours.

• Delivers an incredible 48,000 lumens in a 2000 Kelvin, warm white color temperature
• Can be used in open and enclosed fixtures
• Warm up time to 90% takes 4 minutes
• Hot restart time takes 3 to 5 minutes
• Promotes aggressive flowering
• ANSI designation: S51