Question 1

The HLG 65 V2 LED lamp seems to be very effective. However, I am wondering at what distance from the plants should I place it to achieve optimal light penetration?

Accepted Answer

The LED lamp HLG 65 V2 is a great option for indoor growing, with optimal efficiency at about 40 cm from the plants. This allows for ideal light penetration and reduces the risk of scorching. To optimize light efficiency, it is possible to start with this distance and gradually move the lamp closer if necessary. Its Quantum Board® technology, which uses 120 Samsung LM301H LEDs, offers a full-spectrum white light that plants love, whether in growth or flowering phase. One thing to note: the planned coverage area for flowering is 60 x 30 cm, while for the vegetative phase, it is 60 x 60 cm. So remember to position your lamp in line with these dimensions. Happy growing with this LED lamp HLG 65 V2, do not hesitate if you have more questions!

Question 2

Does the HLG 65 V2 65W lamp heat less than other LEDs of similar power, and is its passive heat sink sufficient to prevent overheating in a confined space without additional ventilation?

Accepted Answer

The HLG 65 V2 65W lamp generates less heat than many other LEDs of similar power due to its efficient passive heat sink. This system encourages heat dissipation without a fan, which limits noise and points of failure. In a confined space, this design reduces the risk of overheating, but it is still advisable to ensure minimal ventilation to avoid excessive heat build-up. The optimized light penetration through its Quantum Boards also allows for better diffusion, indirectly contributing to limiting thermal concentration.

Question 3

What is the integration option of this HLG 65 V2 into an existing home automation system to automate lighting according to the growth stage?

Accepted Answer

The HLG 65 V2, depending on its version, can be equipped with a dimmable Mean Well driver, allowing modulation of light power through a suitable home automation system. To automate lighting according to growth stages, it is possible to integrate this LED panel with a smart controller that adjusts light intensity based on the plant cycle. This integration generally requires additional compatible hardware (relays, control modules) with your home automation system (Zigbee, Z-Wave, etc.) and dedicated programming to automate the variation of lighting between growth and flowering. In summary, the HLG 65 V2 can adapt to sophisticated home automation, provided that the dimmable version and the necessary accessories for controlling the power supply are available.

Question 4

What is the optimal surface covered by the HLG 65 V2 lamp to maximize growth yield while minimizing electrical consumption?

Accepted Answer

The HLG 65 V2 lamp is ideal for covering an area of about 60 x 60 cm (2' x 2') during the vegetative growth phase, providing uniform light and excellent yield while remaining energy-efficient. For the flowering phase, it is preferable to reduce the area to 60 x 30 cm (2' x 1') in order to concentrate the lighting on the plants and maximize production.

Question 5

Is the MeanWell power supply really reliable in the long term, or is it common to have to replace it after 12-18 months of continuous use?

Accepted Answer

The MeanWell power supply integrated into the HLG 65 V2 panel is recognized for its robustness and industrial durability. This reliability is confirmed by the manufacturer's 3-year warranty, which covers the entire product, including the power supply.It is therefore very rare and unusual to have to replace this power supply after only 12 to 18 months of continuous use. Most users benefit from a stable power supply well beyond this period, provided that the operating conditions are normal.This quality is a major advantage for confidently and sustainably cultivating under LED lights.

Question 6

How does the white 4000K spectrum of the HLG 65 V2 affect yield and quality during a SCROG with low-power LEDs?

Accepted Answer

The HLG 65 V2 with its 4000K white spectrum offers very well-balanced full-spectrum lighting between blue and red, ideal for the SCROG technique in a small space. With a power of 65 W, it produces approximately 152 μmol/s, sufficient for even coverage over about 60x60 cm (2x2 feet) during growth. The 4000K spectrum promotes compact and branching growth due to the blue light, while effectively supporting flowering with the red component. Under SCROG, this combination ensures optimal light distribution over the canopy, stimulating uniform development of side buds and limiting excessive stretching of stems. In summary, despite modest power, the quality of the full white spectrum of the HLG 65 V2 ensures good yield and excellent plant quality in a well-calibrated SCROG setup, optimizing the available light for each plant.

Question 7

How to optimize the installation of the HLG 65 V2 to maximize light penetration without overheating in a compact greenhouse?

Accepted Answer

To optimize light penetration of the HLG 65 V2 in a compact greenhouse while avoiding overheating, it is essential to position it at a height of about 18 inches (45 cm) during the vegetative phase. This ensures a good balance between light intensity and thermal dissipation. Also, make sure to install the lamp on a non-combustible surface, leaving sufficient space with the ceiling to promote natural ventilation. If the space requires a lower installation, a small fan directed at the panel can help maintain a safe temperature for the driver and the LEDs. This simple setup maximizes the performance of Samsung LM301H LEDs and the 4000K spectral quality, ideal for your green plants or herbs, while preserving the longevity of your equipment.

Question 8

What is the difference in light penetration between this 65W model and a more powerful model for hydroponic cultivation in a small space?

Accepted Answer

The HLG 65 V2, with its 65 watts and 120 high-efficiency Samsung LEDs, emits a full-spectrum white light at 4000K that effectively penetrates foliage in a small space, making it ideal for compact hydroponic cultivation. Its power is perfectly suited for small volumes where every watt counts. A more powerful model will provide higher light intensity and better penetration, allowing for coverage of a larger area or illumination of denser plants. However, this often comes with higher energy consumption and increased heat, which require enhanced ventilation systems. In summary, for a small space in hydroponics, the HLG 65 V2 ensures effective light penetration without excess energy or heat. If your cultivation becomes larger or denser, more powerful lighting will be beneficial to promote optimal development.

Question 9

Does the passive cooling of the HLG 65 V2 ensure silent operation without the risk of overheating in a confined growing space?

Accepted Answer

The HLG 65 V2 uses a reliable passive cooling system that features no fans, ensuring completely silent operation – a crucial advantage in a confined growing space where noise can be disruptive. Its design with Quantum Board and Samsung LED ensures excellent heat dissipation, thus limiting the risk of overheating even in small spaces. However, even though this system is suitable for a confined environment, it is still advisable to ensure minimal air circulation to avoid excessive heat buildup, especially with multiple lamps or in case of high ambient temperatures. In summary, the passive cooling of the HLG 65 V2 guarantees silent and safe use in a small tent or closet, provided that basic ventilation is maintained.

Question 10

What is the maximum surface temperature of the passive heatsink during continuous use at 65W?

Accepted Answer

The HLG 65 V2 features a passive heatsink designed to operate continuously at 65W without a fan. Although there are no precise data on the maximum surface temperature of the heatsink, it is important to note that the ambient temperature should not exceed 40°C to ensure optimal dissipation and longevity of the equipment. Passive cooling ensures a controlled temperature increase, but for effective use, good airflow in the growing area is recommended to avoid overheating.

Question 11

Is HLG 65 V2 sufficient for a 60x60 cm greenhouse culture during growth and flowering without supplementation?

Accepted Answer

The HLG 65 V2 is perfect for a 60x60 cm area during the growth phase, with light suitable for this surface. However, during flowering, its recommended coverage is more limited (around 60x30 cm), which may make the light a bit scarce for the entire 60x60 cm greenhouse. For optimal flowering on this surface, a supplementary light would be recommended to ensure sufficient intensity and a harmonious development of your plants.

Question 12

HLG 65 V2 under LED, ideal for SCROG/LST on small surfaces? Does low consumption compensate for power penetration in dense canopy?

Accepted Answer

The HLG 65 V2 - LED Horticultural Light 4000K is perfectly suited for SCROG and LST techniques on small surfaces, due to its optimal coverage of about 60 x 60 cm during vegetation. The 4000K white spectrum provides an excellent balance for growth while promoting a flat and uniform canopy, ideal for these methods. Its low consumption of 65 W is compensated by high luminous efficiency (up to 165 lm/W), offering good penetration into a not too dense canopy. In restricted spaces, the light output remains sufficient to ensure vigorous development without excessive energy consumption. In summary, for a well-managed SCROG or LST on a surface smaller than 60 x 60 cm, the HLG 65 V2 guarantees an excellent compromise between performance, low consumption, and light quality.

Question 13

What is the maximum recommended area for a growing crop with the HLG 65 V2 LED panel consuming 65W?

Accepted Answer

The HLG 65 V2 LED panel with a power of 65W is perfectly suited for a growing cultivation area of approximately 60 x 60 cm (2x2 feet). It provides uniform coverage, ensuring optimal lighting to support the healthy and vigorous development of your plants in this area.

Question 14

HLG 65 V2 suitable for micro space cultivation 40x40? penetration spectrum 4000K effective in compact flowering?

Accepted Answer

The HLG 65 V2 is perfectly suited for micro space cultivation of 40x40 cm, although it is slightly oversized for this area. Its high intensity can be managed by adjusting the height or intensity to avoid overexposure. Regarding the 4000K spectrum, it offers good light penetration, perfectly suited for compact flowering due to diffuse and uniform light. This versatile spectrum covers the entire cycle well, with notable efficiency in flowering, even if it is less specific than some redder spectra. In summary, this panel is an excellent choice for compact cultivation, combining power, light quality, and flexibility for a micro space.

Question 15

What is the average lifespan of Samsung LM301H LEDs in this lamp, and does their efficiency remain stable after several months of indoor use?

Accepted Answer

The Samsung LM301H LEDs integrated into the HLG 65 V2 benefit from an average lifespan exceeding 50,000 hours under normal indoor usage conditions. Their luminous efficiency remains very stable over several months, thanks in particular to the lamp's passive cooling system, which prevents overheating. A slight decrease in power may occur over the long term, but it is generally negligible during the classic growing phase. This choice of high-end components ensures reliable and lasting performance for the growth and flowering of your plants.

Question 16

What is the average durability of Samsung LM301H LEDs on this model and how does the lamp manage heat to avoid early degradation without an active fan?

Accepted Answer

The Samsung LM301H LEDs of the HLG 65 V2 show remarkable durability with an average lifespan of 50,000 hours while maintaining at least 70% of their initial brightness. This longevity is ensured by their intrinsic quality. To prevent premature degradation due to heat, this lamp utilizes effective passive cooling. Its aluminum structure and Quantum Board® optimize heat dissipation through conduction and radiation, without a fan. The low power (65 W) and the studied distribution of the LEDs help maintain an ideal temperature, ensuring excellent longevity and silent operation.

Question 17

Integration possible with home automation system for remote control of turning on and off?

Accepted Answer

The HLG 65 V2 - LED horticultural lamp - 4000K does not have a built-in home automation interface or connectivity for direct remote control. However, it is quite possible to manage its on and off functions via an external home automation system using a connected socket or a compatible relay placed between the power supply and the lamp. For more advanced control, a home automation dimmer suitable for the dimmable Mean Well power supply may also be suitable, provided that electrical compatibility with the 65 Watts consumption is respected. This type of integration therefore requires a hardware intermediary but remains perfectly feasible to automate your horticultural lighting.

Question 18

How to optimize the installation of the HLG 65 V2 to ensure adequate light penetration during the flowering phase without exceeding the consumption of 65W?

Accepted Answer

To optimize the installation of the HLG 65 V2 during the flowering phase while respecting its consumption of 65W, hang it approximately 12 inches (30 cm) above the foliage. This ensures effective light penetration without excessive intensity.Make sure to cover an area of 2 feet by 1 foot (approximately 60 x 30 cm), where the plant distribution is uniform. The Quantum Board design of the HLG 65 V2 promotes optimal diffusion for deep penetration while minimizing generated heat.Finally, maintain good ventilation around the fixture to avoid overheating and preserve light quality with a fixed consumption of 65W.

Question 19

Compatible for micro culture 60x60 with maximum yield in growth and flowering?

Accepted Answer

The HLG 65 V2 is perfectly compatible with a micro culture of 60x60 cm. Its power of 65 W, white spectrum 4000K, and optimized coverage ensure homogeneous growth and good plant development in this small space. With about 152 μmol/s, it provides excellent yield in growth. For flowering, this panel is effective, but for maximum yield, it may be wise to add a supplementary light source to increase intensity and maximize production. This choice remains very energy economical and suitable for demanding small cultures.

Question 20

What is the maximum recommended area to optimize the yield with the HLG 65 V2 panel in indoor cultivation without a dimmer?

Accepted Answer

The HLG 65 V2 panel, with its 65 watts, is ideal for a maximum growing area of about 60 x 60 cm (0.36 m²) indoors without a dimmer. This area allows for uniform light coverage and a good balance between growth and flowering thanks to its Samsung LM301H 4000K LEDs. For smaller areas, such as 40 x 40 cm, it remains effective with a good height adjustment. Beyond 60 x 60 cm, it may be necessary to add an additional light source to maintain optimal lighting.

HLG 65 V2 - LED horticultural lamp - 4000K

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Pack HLG 65 V2 + timer + Hydro Shoot 40

Complete Pack - 40x40cm - HLG 65 v2 - Hydroshoot 40 - Without Carbon Filter

HLG 65 V2 x2 – pack of 2 LED grow lights

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Technical specifications HLG 65 V2 - LED horticultural lamp - 4000K
Thermal management	Passive
Power consumption (W)	65

HLG 65 V2 - LED horticultural lamp - 4000K

3 packs including this product

Product presentation

Features detailed

Reviews customers

Correct, fonctionne bien

Franchement, j'ai été impressionné

Très satisfait de mon

C'est un super

Excellent produit. Fonctionne

C'est un très

C'est un super

Your questions

Viewed recently

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