| Management number | 250688925 | Release Date | 2026/09/17 | List Price | US$239.70 | Model Number | 250688925 | ||
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The TotalGrow Solark KC 250 features multiple high-intensity, dynamic-spectrum light bars in a thin form factor to evenly distribute the ideal intensities and wavelengths of light. The 3-channel tunable spectrum is designed around the most useful spectral ranges for vertically farmed produce crops like leafy greens, herbs, and small fruiting plants:
- Consider extra far-red & low blue until the canopy is closed to rapidly increase photon-capture efficiency.
- Increase blue & reduce far-red to prioritize pigmentation, flavors/smells/potencies, stem/leaf thickness, general hardiness, and internode tightness.
Available as individual 250W light fixtures or as sets of 4 light fixtures with distributed 1000W power supplies to cost-effectively and conveniently work within your setup.
Let our TotalGrow Lighting experts know your questions, goals, challenges, and any other way we can support you and your plants!
Spectrum Examples:

Max. Power: 250W
Max. Output: 720µmol/s
Efficacy at 100% Power: 2.8-2.9 µmol/J
Primary Spectrum Channel: White + Red
Secondary Spectrum Channels: Blue, Far-Red
Blue Spectral Range: 15-30%
Green Spectral Range: 25-35%
Red Spectral Range: 40-45%
Far-Red Spectral Range: 1-10%
Max. Daisy-Chaining (w/ cords): 5@115V, 10@208V, 11@220V, 14@277V, 24@480V
Typical Coverage Area: 4'x4'
Typical Mounting Height Over Canopy: 8-12 inches
Dimensions: 45" long x 45" wide x 2.5" tall; 20 lbs.
Input Voltage: 100-277V (single light); 208-480V (4-light set)
Dimming: 3X dials or RS-485
Lifetime: 50,000 hours
Warranty: 5 years
Certifications: ETL & DLC (pending)
Waterproof: IP66
Applications: Vertical farming of leafy greens, herbs, and fruiting plants, and more
What's Included: Solark KC 250W, cable hanging set
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