Question 1

Can the Prima Klima WHSP2 extractor be used continuously at low speed without risk of overheating or loss of efficiency, in order to limit noise while maintaining good ventilation?

Accepted Answer

The Prima Klima WHSP2 extractor is designed for continuous use, including at low speed, without notable risk of overheating or loss of efficiency. Its quiet design allows for noise reduction while ensuring good ventilation. However, it is still recommended to check that the configuration of your space allows for good airflow and that the filter is not blocked to guarantee optimal conditions.

Question 2

Does the Prima Klima WhisperBlower extractor have a compatible system for automatic speed control based on the ambient temperature or humidity in the box?

Accepted Answer

The Prima Klima WHSP2 extractor Ø125mm with 2 speeds (360/460 m³/h) does not have a built-in system for automatic speed control based on temperature or humidity. The settings are made manually between the two available speeds.For automatic control, an external system will need to be considered or opting for a model equipped with a speed controller compatible with sensors, like some extractors with graduated speed control.

Question 3

What is the precise electrical consumption of this Prima Klima WHSP2 extractor operating at 460m³/h for a compact micro-culture of 60x60cm?

Accepted Answer

For the Prima Klima WHSP2 Ø125mm extractor operating at 460 m³/h, the electrical consumption is about 60W. This estimate corresponds to the maximum power announced for the motor, which remains stable even at full speed. For a compact micro-culture of 60x60 cm, this extraction ensures good air renewal while maintaining controlled energy consumption.

Question 4

What is the autonomy of the low speed 360m³/h in terms of daily electric consumption for continuous use in a 4m² growing space with multiple varieties?

Accepted Answer

The Prima Klima WHSP2 Ø125mm extractor at low speed (360 m³/h) is designed for continuous operation without overheating, perfectly suited for a 4 m² growing space with multiple varieties.In terms of electric consumption, it consumes about 50 to 55 W at this speed, which is approximately 1.2 to 1.4 kWh per day for continuous use (24h). This represents a reasonable energy impact to ensure good ventilation and maintain an optimal growing climate.For sustainable efficiency, make sure to regularly check the state of the charcoal filter and the cleanliness of the extractor.

Question 5

Does the noise level remain comfortable when operating at the maximum speed of 460m³/h for installation in a growing space of less than 1m²?

Accepted Answer

The Prima Klima WHSP2 Ø125mm extractor at its maximum speed of 460 m³/h belongs to the Whisperblower range, specially designed to be about 2.5 times quieter than average. Although the exact noise level is not specified, its optimized design ensures discreet operation, suitable for a growing space of less than 1 m². Therefore, you can rely on appreciable acoustic comfort, even at full power, to maintain a calm and efficient environment.

Question 6

How significant is the noise reduction compared to standard extractors and can it be used in minimal noise setups like bedrooms or offices?

Accepted Answer

The Prima Klima WHSP2 Ø125mm stands out with its Whisperblower technology, ensuring noise reduction up to 2.5 times more effective than traditional extractors, while maintaining excellent airflow (360/460m³/h).It is thus perfectly suited for environments where silence is crucial, such as bedrooms or offices, especially if the extractor is installed with good sound insulation. Several users emphasize that it remains quite silent even at maximum speed, making the device ideal for use where acoustic comfort is important.This model combines performance and discretion, making it an excellent choice for indoor installations where noise levels must be minimal.

Question 7

What is the best practice for setting the Prima Klima WHSP2 extractor between its two speeds to optimize temperature and humidity management in an indoor crop during the growth and flowering phases?

Accepted Answer

To optimize the management of temperature and humidity with the Prima Klima WHSP2 extractor (Ø125mm, 2 speeds), it is recommended to adjust the speed according to the growth phase: During the growth phase, prefer the low speed (360 m³/h). It ensures sufficient air renewal while maintaining a stable environment, with less thermal and noise stress. During the flowering phase, switch to the high speed (460 m³/h) to better expel the increased heat and humidity, thus limiting the risks of mold and assisting the active metabolism of the plants. It is essential to regularly monitor the temperature and humidity in your growing space, and manually adjust the speed accordingly. For more convenience, you can also pair this extractor with an external thermostat that will automate these changes.

Question 8

How to precisely adjust the speed of the Prima Klima WHSP2 extractor to optimize ventilation according to growth phases without disturbing the ambient silence?

Accepted Answer

To precisely adjust the speed of the Prima Klima WHSP2 extractor and optimize ventilation without disturbing ambient silence, use its two available speeds: 360 m³/h for quieter growth phases and 460 m³/h for increased air renewal needs. Ensure that the airflow remains constant, unobstructed, especially at the carbon filter if you are using one. Install the extractor in an open space to fully benefit from its silent design. Regular maintenance, particularly checking the ball bearings, ensures optimal and discreet operation. Finally, to adjust precisely according to temperature, pair it with an external control system: this allows ventilation to adapt to climatic variations without excess noise.

Question 9

What extraction power do you recommend for a cultivation area of 1.20m x 1.20m with this model 125mm 2 speeds 360/460 m3/h to effectively manage ventilation without overconsumption or excessive noise?

Accepted Answer

For a cultivation area of 1.20 m x 1.20 m (approximately 1.44 m²), the Prima Klima WHSP2 Ø125 mm with its two speeds (360/460 m³/h) is perfectly suited. It is recommended to use the low speed at 360 m³/h, which ensures a sufficiently high air renewal for a volume of about 2.6 m³ (standard height 1.8 m), while limiting electrical consumption and noise.This low speed guarantees efficient continuous operation due to its silent AC motor and optimized design, ideal for maintaining stable temperature and humidity. The high speed can be used occasionally during heat or humidity spikes, but is not necessary for daily operation for this surface.Just make sure that the carbon filter or any other filtration system is not obstructed, in order to avoid unnecessarily increasing the load and noise of the extractor.

Question 10

How does the noise level of the Whisperblower in high position (460 m³/h) compare to a standard 125mm extractor? How can its usage be optimized to limit heat in a compact box?

Accepted Answer

The Prima Klima WHSP2 Ø125mm at high speed (460 m³/h) is about 2.5 times quieter than a standard extractor of the same diameter thanks to its Whisperblower technology and its noise-insulating nylon polyamide casing, which reduces noise by approximately 4 dB more while providing superior airflow and air pressure. To optimize its use in a compact box and limit heat: Use the low speed (360 m³/h) for moderate ventilation, reducing noise and heat draw, and the high speed only when the temperature demands it. Position the extractor to quickly expel hot air and avoid stagnant zones. Ensure a good balanced supply of fresh air for constant renewal. Insulate the box and favor low-consumption LED lighting to limit internal heat sources. This advanced design makes the Prima Klima WHSP2 particularly suitable for confined spaces where silence and thermal efficiency are essential.

Question 11

How is the speed regulation between 360 and 460 m³/h managed on the Whisperblower extractor for precise adaptation according to the cultivation phases?

Accepted Answer

The Prima Klima WHSP2 Ø125mm extractor has a two fixed speed system: 360 m³/h on low speed and 460 m³/h on high speed. This simple yet effective management allows the ventilation to be adapted to the specific needs of the cultivation phases. During the growth phase, it is advisable to operate at low speed to ensure sufficient air exchange while limiting thermal and noise stress. In the flowering phase, switching to high speed improves heat and humidity evacuation, thus preventing mold risks and promoting an optimal environment. The switching between these two speeds can be done manually or via an external thermostat for automation according to the measured parameters in the cultivation. This solution offers precise regulation tailored to the plants' needs while remaining quiet and energy-efficient.

Question 12

Is this AC ebm-papst motor compatible with a speed controller to adjust the speed instead of only using the two fixed speeds offered?

Accepted Answer

The ebm-papst AC motor of the Prima Klima WHSP2 extraction system is designed with two fixed speeds accessible via an integrated selector. This motor is not compatible with a standard speed controller, as its regulation is done by changing windings and not by continuous electrical modulation. To adjust the speed accurately and continuously, an EC motor designed to be controlled by a controller would be required. Thus, the WHSP2 model imposes a choice between its two offered speeds, with no option for fine variation with an external controller.

Question 13

What are the concrete impacts of the double speed 360 460m3h on precise microclimate control in SCROG under compact LED?

Accepted Answer

The Prima Klima WHSP2 Ø125mm extractor with its two speeds (360 and 460 m³/h) provides precise and tailored management of the microclimate in SCROG under compact LED. At low speed (360 m³/h), it ensures sufficient air renewal to stabilize temperature and humidity while being energy-efficient and very quiet, ideal for continuous operation. High speed (460 m³/h) comes into play during thermal peaks or humidity for more intense mixing, thus avoiding plant stress and pockets of hot or humid air. This dual adjustment allows for precise ventilation according to the phases of growth, guaranteeing an optimal environment under compact LED that generates less heat but requires a constant and controlled airflow. Moreover, its silent operation enhances comfort in a confined space.

Question 14

Does the warranty really cover frequent motor failures and does customer service respond quickly in case of a problem with this Prima Klima WhisperBlower extractor?

Accepted Answer

The Prima Klima WHSP2 is a highly regarded extractor fan for its robustness and quietness, thanks to its AC motor equipped with long-lasting ball bearings. These quality components tend to limit motor failures, which is a true asset for regular use. However, the warranty does not specifically detail coverage in case of frequent motor failures. It generally protects against manufacturing defects, but we recommend checking with our customer service for any additional clarification. Regarding customer service, although the usual feedback on Prima Klima is positive regarding the durability of the products, we do not have precise information about the response speed specific to this model. Please feel free to contact our GrowLED team who always strive to provide responsive and personalized support.

Question 15

What notable difference in noise do we observe between the two speeds (360 and 460 m³/h) when used in SCROG cultivation with LED?

Accepted Answer

The Prima Klima WHSP2 Ø125mm extractor benefits from Whisperblower technology, making it very quiet even at full power. At low speed (360 m³/h), the noise level is very discreet, ideal for a compact SCROG cultivation. At high speed (460 m³/h), the noise increases slightly but remains moderate, usually around 30 to 40 dB(A). The difference in noise between the two speeds is therefore noticeable but not bothersome, offering an excellent compromise between sound comfort and extraction efficiency for a LED growing space.

Question 16

How does this Whisperblower 125mm perform in terms of noise in a micro box 60x60x160?

Accepted Answer

The Prima Klima WHSP2 extractor - Ø125mm is highly valued for its particularly silent operation thanks to Whisperblower technology, reducing noise by up to 2.5 times compared to traditional extractors. In a micro box measuring 60x60x160 cm, it remains fairly discreet even at full speed, which is ideal for not disturbing acoustic comfort. With its two speeds (360/460 m³/h), it allows for airflow adjustment according to needs, with even lower noise in low-speed mode, perfect for growth. This fan thus provides efficient and calm ventilation, perfectly suited for a small space where every decibel counts.

Question 17

What is the difference in terms of energy efficiency and noise level between the two speeds of the Prima Klima WHSP2 during continuous use in intensive indoor cultivation?

Accepted Answer

The Prima Klima WHSP2 extractor Ø125mm has two speeds: 360 m³/h (low speed) and 460 m³/h (high speed). In terms of energy efficiency, the low speed consumes slightly less energy (less than 50 W), allowing for more economical use during less demanding phases, while the high speed uses about 50 to 55 W, thus a slightly higher consumption suited for the intense needs of flowering. Regarding the noise level, the WHSP2 is designed as a very quiet extractor. The low speed generates reduced noise, ideal for minimizing sound and thermal stress, while the high speed produces a higher sound, but is necessary to effectively expel heat and humidity in intensive cultivation. In summary, the double speed allows for intelligent modulation between performance, consumption, and silence according to the phase of cultivation, thus optimizing the comfort and health of the plants.

Speed management	Yes
Type of extractor	2 Speeds
Marque	Prima Klima
Matière	Polyamide
Poids (kg)	3-4
Diamètre (mm)	125 mm
Débit (m³/h)	360 - 460m³/h
Optimisé pour filtre à charbon	Oui
Type de moteur	AC
Niveau sonore (dB)	Très bas (2x plus silencieux que standards)
Debit d'air (m3/h)	360/460

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Prima Klima Silent Extractor WHSP2 Ø125mm – 460m³/h – 2 speeds

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