Expert LED horticole depuis 2009 +50 000 commandes livrées Note boutique 4,7/5 · 1 766 avis King-Avis SAV horticole français

Catalog

Refurbished

0 products

Refurbished Sanlight LED Lights: Austrian Quality at a Smart Price

Refurbished Sanlight products represent a golden opportunity to equip yourself with high-end gear without breaking the bank. These Austrian LEDs, renowned for their optimized spectrum and exceptional longevity, get a second life after rigorous quality control. Whether due to a customer return, packaging defect, or store display, each panel is meticulously tested before being put back on sale.

Unlike low-end Chinese LEDs, Sanlight relies on premium Samsung and Osram components. The full-spectrum from 400 to 700 nm ensures optimal photosynthesis from germination to flowering. Luminous efficacy often exceeds 2.7 µmol/J, placing these panels at the top of the market.

Why Choose Refurbished Sanlight

Firstly, the value for money becomes unbeatable. We're talking about a 20 to 40% reduction on equipment that retains 100% of its performance. Sanlight LEDs are designed to last over 50,000 hours, so even refurbished, you still have years ahead of you.

The robust construction makes all the difference. Extruded aluminum chassis, passive thermal dissipation without noisy fans, and especially that famous patented optics that concentrates light exactly where it's needed. No more hotspots and shadowed areas that hinder harvests.

Regarding the spectrum, Sanlight has really done its homework. The mix of 3000K and 5000K white diodes, complemented by 660 nm red and 450 nm blue, perfectly covers photosynthetic needs. No need to juggle multiple panels depending on the growth phases.

How to Choose Your Refurbished Sanlight

The wattage must match your growing space. Count approximately 30 to 40 watts per square foot for good yield. An 80x80 cm tent will be content with a 150W, while a 120x120 cm space will require 300W or more.

Carefully check the cosmetic condition described in the ad. "Like new" usually means just unboxed, "very good condition" may have some micro-scratches with no impact on performance. The important thing remains the functioning of the LEDs and the integrity of the driver.

Pay attention to the models: EVO are natively dimmable, Q-Series sometimes require an external controller. If you're a beginner, opt for plug-and-play versions that are easy to set up.

Frequently Asked Questions

Do refurbished Sanlight products have the same warranty as new ones?

The warranty is generally reduced but still present, often 1 year instead of 3 years for new. Sanlight maintains technical support and spare parts. Frankly, with the brand's legendary reliability, that's more than enough. Failures on Sanlight are exceptional, and when they do happen, it's often the driver that gives out after years of intensive use.

How do I know if a refurbished Sanlight is suitable for my indoor grow tent?

First, calculate your surface area in m². Multiply by 300 to 400 to get the minimum LED wattage. A 190W EVO 3-60 perfectly covers 60x60 cm, a 265W EVO 4-80 fits 80x80 cm. Also check the available height: Sanlight panels are between 6 and 10 cm thick depending on the model. Keep a minimum of 30 cm between the panel and the canopy to avoid light stress.

Do I need a separate dimmer to adjust the intensity of a refurbished Sanlight EVO during germination?

No, EVO models have a rotary potentiometer directly on the driver. You can dim from 0 to 100% without any additional accessories. For germination, set to 30-40% and place the panel 60-80 cm from the seedlings. Older Q-Series indeed require an external controller, but EVO models have revolutionized this. This is actually one of the big advantages of this range.

What safety distance should be maintained when installing a refurbished Sanlight to avoid burning plants?

Start at 50-60 cm during vegetative growth and gradually move closer depending on the plants' reaction. During flowering, you can go down to 30-40 cm with a panel at full power. Monitor for signs of stress: curling leaves, bleaching of tops, stunted growth. Sanlight panels are powerful, so respect this gradual increase. A lux meter helps tremendously: aim for 200-400 µmol/m²/s during vegetative growth, 600-900 µmol/m²/s during flowering.

How to clean and maintain the optics of a refurbished Sanlight to ensure its longevity?

Dust monthly with a slightly damp microfiber cloth, with the panel off and cooled. Avoid chemical products that could damage the anti-reflective coating. For stubborn marks, a little 70% isopropyl alcohol works wonders. Regularly check connections and the cleanliness of the heat sink. A clean panel maintains its performance and longevity. Sanlight optics are robust but deserve this minimum attention.

Help & advice

Frequently asked questions

About Refurbished — click a question to see the answer.

What are refurbished Sanlight LED lights?

Refurbished Sanlight LED lights are luminaires that have already had a first life, often a very short one. These can be customer returns, display models, or products with damaged packaging. What I can assure you is that each unit is rigorously tested and certified functional to offer you the same performance as a new product, but at a more advantageous price. It's an excellent way to access Sanlight's Austrian quality without breaking the bank.

What is the difference between refurbished and new Sanlight lights?

The main difference is the price! In terms of performance and reliability, there is no functional difference. A refurbished Sanlight has been checked, cleaned, and, if necessary, repaired with original parts. The aesthetic appearance may sometimes show slight signs of use or the packaging may be different, but the essential quality of the lighting for your plants remains identical. I often recommend this option for budget-conscious growers.

How can I tell if a refurbished Sanlight is reliable?

That's an excellent question, and that's where trust in your supplier comes in. Here, every refurbished Sanlight goes through a very strict quality control process. I personally verify that all components are in perfect working order and that the luminaire delivers the expected spectrum and power. Furthermore, we offer a warranty to ensure your complete peace of mind, just like with a new product. That's what, in my opinion, makes the difference.

What Sanlight LED power should I choose for indoor cultivation?

The choice of power will primarily depend on the surface area of your grow space and the specific needs of your plants. For a small space, a model like the Sanlight EVO 3-60 might be sufficient, while for a larger tent, I would lean towards a Sanlight EVO 5-120 or even multiple units. I advise you to carefully measure your grow area and consult the product data sheets to make the best choice. Don't hesitate to contact me if you need more precise advice for your setup.

What is the purpose of the Sanlight LED spectrum for horticulture?

The light spectrum is absolutely crucial in horticulture! Sanlight LEDs are renowned for their optimized spectrum, specifically designed for plant growth and flowering. They emit wavelengths that are perfectly absorbed by chlorophyll, thus promoting efficient photosynthesis. In practice, this translates into healthier plants, vigorous growth, and improved yields. This is one of the reasons why I am a big fan of this brand.

What mistakes should I avoid with refurbished Sanlight LEDs?

The main mistake would be not to treat them with the same care as a new product. Even if they are refurbished, they are high-tech equipment. I advise you to always respect the recommended hanging distances, ensure good ventilation of your grow space, and avoid any direct water splashes on the luminaires. Another mistake would be not to check the offered warranty, because even with refurbished items, a good warranty is a guarantee of peace of mind.

What is the lifespan of refurbished Sanlight lights?

The lifespan of Sanlight LEDs, even refurbished ones, is exceptional and comparable to that of new products. Sanlight is known for the robustness and longevity of its components. Generally, we're talking about tens of thousands of hours of operation, which represents many years of cultivation. If I had to choose, I would say it's a sustainable investment that will accompany you for a long time in your horticultural projects.

Cannot find your answer? 01 88 33 45 52 or by message.