The Flexstar Redline 645W is a high-efficiency, red-spectrum-weighted LED grow light featuring Flexstar’s Liquid Optics silicone-sealed lens system, Samsung 301B/301H white phosphor diodes, and OSRAM deep-red diodes. Its 4-channel tunable spectrum allows independent adjustment of Blue, White Phosphor, Deep Red, and Far Red to create lighting recipes for different growth stages.
• System Power: 645W
• Efficacy (PPE): 3.2 μmol/J
• PPF: 2,064 μmol/s
• LED Source: Samsung 301B/301H + OSRAM Deep Red
• Spectrum: 4-channel tunable spectrum
• Spectrum Channels: Blue (450nm), White Phosphor, Deep Red (660nm), Far Red (730nm)
• Spectrum Control: Independent adjustment of all 4 channels
• Voltage: 120–277V
• Dimming: 25–100%
• Coverage: 4 × 4 ft
• IP Rating: IP66 — sealed against dust and water ingress
• Optical System: Liquid Optics silicone-sealed lens system
• LED Lifetime: 54,000 hours (Q90)
• Warranty: 5 years
• Primary Focus: Maximum flower production and stage-specific spectrum control
Key Advantage: Combines 3.2 μmol/J efficiency, 2,064 μmol/s PPF, a red-weighted spectrum, and 4-channel independent spectrum control in an IP66-rated Liquid Optics design for precise lighting recipes across different growth stages.