Mars Hydro SP3000R (2024) 300W LED grow light with a red spectrum (650–665 nm). Ideal for flowering and supplemental lighting in grow tents and greenhouses. 3.3 µmol/J efficiency and high yield.

The Mars Hydro SP3000R 300W Red Spectrum LED Grow Light is a specialized bloom booster designed for maximum flower initiation, fruiting, and yield enhancement in grow tents, indoor grow rooms, and professional greenhouse installations.

With an exceptional efficacy of 3.3 µmol/J (PPE) and an optimized 650–665nm deep red spectrum , this 300W LED grow light delivers exceptionally targeted light energy for the flowering phase. The SP3000R is designed as a powerful supplemental lighting solution alongside full-spectrum LEDs or as a dedicated red spectrum solution in specialized cultivation setups.

The slim linear design minimizes shadow formation and provides an even light distribution across a 150 x 60 cm canopy, ideal for elongated grow tents and vertical farming projects.

Key Specifications

• Power: 300W ±5%
• Input voltage: AC100–277V
• Luminous Efficacy (PPE): 3.3 µmol/J
• Maximum yield: up to 2.9 g/watt
• Light range: 150 × 60 cm
• Spectrum: 650–665nm deep red
• Application: flowering, fruiting, supplemental lighting
• Product dimensions: 108.7 × 10.1 × 10.1 cm

Advanced 650–665nm Red Spectrum for Maximum Flowering

The deep red spectrum of 650–665nm is crucial for the flowering phase and stimulates:

• Faster flower initiation
• More compact and denser buds
• Increased photosynthesis activity
• Better energy conversion during flowering
• Higher yield per watt

The focused spectrum prevents energy from being wasted on unnecessary wavelengths. This makes the SP3000R particularly suitable as a flowering optimizer in both small grow tents and large-scale greenhouse projects.

Ideal for 150x60 cm grow tents and greenhouse installations

The linear light distribution ensures consistent coverage without hot spots or dark areas. Perfect for:

• 150x60 cm grow tents
• Professional greenhouse installations
• Vertical farming
• Supplemental top lighting
• Mixed LED projects

Even in cloudy greenhouse conditions, light output remains stable and efficient, ensuring consistent flowering performance.

Perfect as Supplemental Lighting (Supplemental Red Lighting)

The SP3000R combines effortlessly with:

• Full spectrum LED grow lights
• HID lighting
• Professional greenhouse lighting

As a supplemental red spectrum LED, this light enhances the flowering phase without replacing the entire lighting system. This makes it an efficient upgrade for existing setups.

Slim Linear Design for Optimal Light Penetration

The slim and robust design:

• Minimizes shadow formation
• Fits easily in narrow grow tents
• Improves light penetration in dense foliage
• Allows for flexible positioning
• Increases uniformity across the entire cultivation surface

The combination of high efficiency and focused spectral output makes this LED grow light suitable for both professional growers and advanced hobby growers who want maximum control over their flowering phase.

Summary

The Mars Hydro SP3000R 300W Red Spectrum LED Grow Light is a specialized and energy-efficient solution for flowering optimization and supplemental lighting. With an efficacy of 3.3 µmol/J, a 150x60 cm coverage area, and a powerful 650–665nm spectrum, this light delivers maximum performance in grow tents, indoor cultivation, and greenhouse projects.

Increase flowering intensity, optimize light distribution, and maximize yield with this professional red spectrum LED solution.