Master 4 Veg

Description

The Master 4 Veg LED grow light delivers fast, healthy vegetative growth in a wide variety of indoor cultivation setups. It suits both large-scale commercial farms and smaller high-performance grow spaces, making it ideal for vertical farms, rack systems, low-ceiling rooms, and traditional grow tents. By Grand Master LEDs.

This fixture uses a durable aluminum chassis to provide long-term reliability. With its IP66 waterproof rating, it resists moisture and cleans easily, so growers can confidently operate it in humid environments where moisture control is critical.

The Inventronics driver ensures consistent, energy-efficient performance year after year. Growers can fine-tune intensity using the manual dimming knob, or integrate the light into automated systems through the RJ14 port. This combination of simple control and advanced compatibility gives growers flexibility in how they manage their lighting.

As a result, the Master 4 Veg combines simplicity, durability, and scalability. It integrates easily into small veg rooms and scales up effortlessly to large commercial facilities. Its robust spectrum supports strong root systems, dense foliage, and a healthy early-stage canopy.

Key Features of the Master 4 Veg

• Commercial-grade build for tight spaces and multi-tier systems

• IP66 waterproof rating for moisture resistance and easy cleaning

• Manual dimming for quick adjustments, plus RJ14 automation compatibility

• Energy-efficient Inventronics driver for consistent light delivery

• Five-year warranty for lasting reliability

Performance & Applications

The Master 4 Veg produces 1,247 µmol/s of PPF with a system efficacy of 2.53 µmol/J, delivering high output while keeping power consumption low. Its targeted spectrum encourages vigorous leaf and stem growth, strong root development, and even canopy coverage. Whether used in a vertical farm or a traditional grow space, it maintains uniform light distribution for consistent results.

Specifications

• Max Power: 490 W

• Voltage Input: 120–277 V

• Vegetative Footprint: 4′ × 4′

• System Efficacy: 2.53 µmol/J

• Total Output: 1,247 µmol/s

• Dimensions: 44″ × 44″

• Weight: 25.9 lb

• Suggested Mounting Height: 12–40 in

• Certifications: ETL Listed, IP66 (DLC pending)

Why Choose the Master 4 Veg?

This professional-grade fixture gives growers a dependable lighting solution for the vegetative stage. It balances power, efficiency, and durability, making it suitable for both high-volume commercial grows and smaller precision setups. With straightforward controls, rugged construction, and proven performance, the Master 4 Veg is ready to deliver consistent results season after season. Manufactured by Grand Master LEDs.