Introduction
Thank you for choosing the KOSCHEAL KC800 LED Grow Light. This manual provides essential information for the safe and efficient operation of your grow light. The KC800 is designed to provide a full spectrum of light, mimicking natural sunlight to promote healthy and vigorous growth for indoor plants across all stages, from germination to flowering and fruiting. Please read this manual thoroughly before installation and use, and keep it for future reference.
Safety Instructions
- Always disconnect the power supply before installing, cleaning, or performing any maintenance on the grow light.
- Do not operate the light in wet or damp conditions. Ensure the installation environment is dry and well-ventilated.
- Avoid looking directly at the LEDs when the light is on, as intense light can cause eye strain or damage.
- Ensure proper ventilation around the light to prevent overheating. The built-in fan assists with cooling, but adequate airflow in the grow area is crucial.
- Do not modify the light or its components. Unauthorized modifications can lead to hazards and void the warranty.
- Keep the light out of reach of children and pets.
- Use only the provided power cable and accessories.
Package Contents
Verify that all items are present in the package:
- 1 x KOSCHEAL KC800 LED Grow Light
- 1 x Power Cable
- 1 x Hanging Kits
- 1 x Lifting Rope
- 1 x User Manual
- 2 x Zip ties

Setup
1. Mounting the Grow Light
The KOSCHEAL KC800 is designed for ceiling mount installation. Use the provided hanging kits and lifting rope to securely suspend the grow light above your plants. Ensure the mounting point can support the weight of the light (approximately 3.42 pounds). Adjust the height according to the specific needs of your plants at different growth stages.

2. Daisy Chain Connection (Optional)
For larger grow areas or commercial setups, the KC800 supports daisy chain functionality. You can connect up to 4 LED grow lights using a single power source, reducing cable clutter and expanding your coverage. The power cable is designed for dual use, serving both as a power connection and for daisy chaining.

3. Power Connection
Once mounted, connect the provided power cable to the grow light and then plug it into a standard 110V AC power outlet. Ensure the connection is secure.
Operating Instructions
1. Dimming Function
The KC800 features a precision dimming knob, allowing you to adjust the light intensity from 0% to 100%. This enables you to customize the light output to suit the specific needs of your plants at different growth stages, optimizing energy consumption and preventing light stress on delicate seedlings.

2. Full Spectrum Light Output
The KC800 utilizes 616 high-quality LEDs, including 80 red, 8 IR (infrared), 44 blue, 132 white, and 352 yellow LEDs. This combination provides a full spectrum of light, crucial for photosynthesis and overall plant health.
- 3000K Warm White: Promotes plant flowering and fruiting.
- 5000K Cold White: Promotes plant germination and growth.
- 460nm Blue Chips: Increase growth rate.
- 660nm Red Chips: For higher yields.
- 730nm IR (Infrared): Speeds up phytochrome conversion, aiding in plant development and yield.

3. Recommended Usage and Coverage
The KC800 provides a 3x3ft coverage for vegetative growth and a 2x2ft coverage for flowering. Adjust the light intensity and hanging height based on the plant's growth stage and specific light requirements.

For optimal results, consider the following general guidelines:
- Seedling Stage: Higher hanging height, lower intensity (e.g., 20-40%).
- Vegetative Stage: Medium hanging height, moderate intensity (e.g., 40-80%).
- Flowering/Fruiting Stage: Lower hanging height, higher intensity (e.g., 80-100%).

Maintenance
1. Cleaning
To maintain optimal performance, periodically clean the surface of the grow light and the LED panel. Ensure the light is unplugged and cool before cleaning. Use a soft, dry cloth to gently wipe away dust and debris. Do not use abrasive cleaners or immerse the light in water.
2. Cooling System
The KC800 features a built-in silent fan and industrial-grade aluminum heat sinks to efficiently dissipate heat and prevent overheating. This design reduces luminous attenuation and extends the lifespan of the light to approximately 100,000 hours. Ensure the fan vents are not obstructed to allow for proper airflow.

Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Light does not turn on. |
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| Light flickers or dims unexpectedly. |
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| Reduced light output over time. |
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If you encounter issues not listed here or if the suggested solutions do not resolve the problem, please contact KOSCHEAL customer support for assistance.
Specifications
| Feature | Detail |
|---|---|
| Model | KC 800 |
| Wattage | 80 Watts |
| Voltage | 110 Volts |
| Light Source Type | LED (Light Emitting Diode) |
| Number of Light Sources | 616 LEDs (80 red, 8 IR, 44 blue, 132 white, 352 yellow) |
| PAR Efficiency | 2.9 µmol/J |
| Color Temperature | 3000K (Warm White), 5000K (Cold White) |
| Dimmable | Yes (0-100%) |
| Coverage Area (Veg) | 3x3 ft |
| Coverage Area (Bloom) | 2x2 ft |
| Material | Aluminum |
| Cooling System | Built-in Silent Fan, Aluminum Heat Sinks |
| Lifespan | Approx. 100,000 hours |
| Product Dimensions (L x W x H) | 12.28" x 8.35" x 1.97" |
| Item Weight | 3.42 Pounds |
| Mounting Type | Ceiling Mount |
Warranty and Support
KOSCHEAL offers a 3-year after-sales service for the KC800 LED Grow Light, ensuring peace of mind for your purchase. Additionally, a 30-day free return policy is available from our US warehouse.
For any questions, concerns, or technical support, please do not hesitate to reach out to our dedicated customer support team. We are committed to providing professional and friendly service, with responses typically provided within 24 hours to address your needs.
Please refer to your purchase documentation or the KOSCHEAL official website for specific contact methods and further warranty details.