Top Light range

Lumatek Top Light Range: Professional LED Lighting for Greenhouses and Grow Spaces

The Lumatek Top Light Range revolutionizes horticultural lighting with its LED bars specially designed for greenhouses and large growing areas. These lighting systems combine cutting-edge LED technology with an optimized design to maximize light penetration and ensure homogeneous growth across the entire canopy. Unlike traditional lighting, the Top Light offers a spectral distribution perfectly adapted to plant needs while drastically reducing energy consumption.

Why choose the Lumatek Top Light Range

Lumatek's Top Light technology stands out for its exceptional luminous efficacy of 2.9 µmol/J, far superior to traditional HPS systems. The LED bars generate less heat, allowing for closer placement to plants without the risk of burning. The full-spectrum with peaks at 660nm and 730nm effectively stimulates photosynthesis and flowering. The robust construction with aluminum heat sinks guarantees a lifespan of 50,000 hours, or more than 5 years of intensive use. The passive cooling system eliminates noisy fans and mechanical failures.

The modular installation allows the lighting to be adapted to any greenhouse configuration. The 120cm bars effectively cover 1.2m² each with a uniform PPFD of 800-1200 µmol/m²/s at 30cm height. The 0-10V dimming function offers precise intensity control according to growth phases. Frankly, this is where it changes everything: no more juggling with several types of bulbs depending on the season.

How to choose your Top Light lighting

The choice primarily depends on your growing area and ceiling height. For a 3x3m greenhouse, plan for 6 to 9 bars depending on the desired intensity. The GH Top Light 300W perfectly covers 1.5m² in intensive cultivation, while the 200W version is suitable for 1m² with optimal PPFD. The recommended installation height varies from 50cm to 80cm depending on the chosen power.

Check compatibility with your electrical installation: the models operate on 220-240V with external drivers for easy maintenance. The adjustable suspension system adapts to existing greenhouse structures. For photoperiod-sensitive crops, opt for models with an integrated controller allowing automatic programming. The IP65 rating guarantees worry-free use in humid environments.

Frequently asked questions

What growing area does the Lumatek GH Top Light 300W cover exactly in a greenhouse?

The GH Top Light 300W effectively covers 1.5m² in intensive cultivation with a PPFD of 900-1100 µmol/m²/s at 60cm height. For wider but less intensive coverage, it can illuminate up to 2m² with a PPFD of 600-700 µmol/m²/s, ideal for the vegetative phase. In a greenhouse, the contribution of natural light optimizes this coverage and reduces energy costs. The light distribution remains homogeneous thanks to optics specially developed to minimize shaded areas.

How to install the Lumatek Top Light LED for optimal height without burning plants?

Optimal installation is between 50 and 80cm above the canopy depending on the power used. For the 300W version, maintain a minimum of 60-70cm to avoid light stress and overheating of the upper leaves. Use a lux meter or a PAR meter to ensure that the PPFD remains between 800-1200 µmol/m²/s depending on the growth phase. Yo-yo suspension systems allow easy height adjustment as growth progresses. Monitor for early signs of stress: curling leaves or premature yellowing of the tips.

Is the Lumatek Top Light Range dimmable or not, and for which growth phase should it be used?

Yes, the entire Top Light Range includes a 0-10V dimming function allowing intensity adjustment from 10% to 100%. In the vegetative phase, set between 40-60% for a PPFD of 400-600 µmol/m²/s over 18h. In flowering, increase to 80-100% to reach 800-1200 µmol/m²/s over 12h. The full-spectrum is suitable for all phases without changing lighting. Some models offer a separate controller with automatic programming and sunrise/sunset simulation to optimize natural cycles.

What is the difference between the Lumatek GH Top Light and the Zeus Pro in terms of power and coverage?

The GH Top Light focuses on greenhouse lighting with 200-300W bars covering 1-1.5m² each, optimized to supplement natural light. The Zeus Pro, on the other hand, targets pure indoor cultivation with 400-600W panels covering 1.2-1.8m² in complete autonomy. Luminous efficacy remains similar (2.8-2.9 µmol/J) but the Top Light prioritizes modularity and row installation. The Zeus Pro offers more concentrated power for enclosed spaces without external light input. The choice depends on your configuration: greenhouse = Top Light, enclosed grow tent = Zeus Pro.

How to maintain the Lumatek Top Light Range LED bars to extend their lifespan to 50,000 hours?

Maintenance remains minimal thanks to the fanless design: clean the optics every 2-3 months with a slightly damp microfiber cloth to maintain light transmission. Check that the heat sinks are not obstructed by dust or spray residue. Regularly check electrical connections and suspension cables to avoid loose contacts. Avoid sudden thermal shocks by gradually turning on after prolonged periods of shutdown. A clean environment and proper greenhouse ventilation ensure maximum longevity of electronic components.