Plantmax HPS - 400W

The Plantmax 400W High Pressure Sodium (HPS) bulb is a high-output flowering light source designed to maximize bloom performance in indoor and greenhouse environments. Emitting a warm red-orange spectrum, this bulb enhances flower formation, encourages dense bud production, and improves overall harvest weight.

Compatible with standard 400W HPS ballasts and reflectors, this reliable and affordable lamp is perfect for the flowering stage of fruits, flowers, and other light-loving crops.

Key Features:

• 400W high pressure sodium bulb

• Red/orange spectrum for flower and fruit development

• Boosts yield and promotes compact, heavy buds

• Ideal for use in soil and hydroponic gardens

• Designed for consistent, high-intensity output