GrowPros Ultra Slim Series ULTRA 400 Full Spectrum + IR

Ultra400 Grow Light

Elevate your indoor gardening setup with the Ultra400 Grow Light, a premium 400W slim profile full-spectrum LED grow light tailored for commercial applications. Designed to provide precise control over your plant’s growth cycle, the Ultra400 excels in supporting the vegetative (veg) stage, promoting vigorous growth from seedlings to mature plants. By mimicking the natural sunlight spectrum, this grow light ensures optimal conditions for indoor plants. The Ultra Series boasts a longer lifespan than traditional grow lights, contributing to healthier, more resilient plants. Its slim profile is perfect for vertical grow racks, maximizing space efficiency in your commercial grow operation. Ideal for growers looking to enhance their veg stage performance, the Ultra400 offers both durability and effectiveness.

Features & Benefits of the Ultra400 Grow Light

• Reduces Internodal Spacing & Enhances Root Development: The combination of blue and white spectrum light promotes compact internodal spacing and robust root growth, optimizing the vegetative (veg) stage.
• Customizable Dimmable Spectrum: Tailored specifically for the vegetative growth phase, this feature allows precise control over light intensity before the flowering stage.
• Optimal 400-Watt Efficiency: Designed for maximum effectiveness during the vegetative stage, delivering powerful performance with 400 watts of full-spectrum light.
• High PPFD Output: Provides 500-600 PPFD (Photosynthetic Photon Flux Density) for enhanced plant growth during the veg stage.
• Vertical Cultivation Ready: Slim profile design is perfect for vertical grow racks, maximizing space efficiency and productivity.
• Commercial-Grade Power Support: Compatible with 208-277V power outlets, ensuring robust performance for commercial indoor gardening operations.
• Hassle-Free Setup: Features a foldable design for easy setup—just open and use, with no assembly required.
• Durable & Weather-Resistant: IP65 waterproof rating guarantees durability and protection from environmental factors.
• Energy Rebate Eligible: Qualifies for energy rebates, helping you save on operational costs.

- Free Shipping on all orders $175+ in the continental US (some exclusions apply).
- In most cases tracking info will be provided via email within 24 hours of shipment.
- Easy Returns within 30 days of purchase.
- Please see our Shipping & Returns policy for more details.


Warranty Information
GrowPros purchases include a 5 year warranty.