Question 1

Does the thermal controller of this PK 125mm extractor allow for precise speed adjustment according to temperature to limit noise while optimizing extraction efficiency in a grow box?

Accepted Answer

The PK Thermo Controller 125mm air extractor indeed integrates a thermal control that allows for adjusting the fan speed based on temperature. This provides a good compromise to limit noise when full extraction is not necessary, while ensuring effective airflow maintenance when the temperature rises in the box. However, the precision of the adjustment depends on the exact model: versions with EC technology, such as the PK125EC-TC, offer finer regulation, while standard models optimize efficiency thanks to their aerodynamic design. For precise speed control according to temperature, it is advisable to check the technical specifications provided with your extractor.

Question 2

Is it possible to integrate this PK Thermo Controller 125mm 400m3h extractor into a SCROG system under LED without the risk of overheating or desynchronization of climate control?

Accepted Answer

The PK Thermo Controller 125mm – 400m³/h air extractor is perfectly suited for SCROG cultivation under LED lighting, provided that its flow rate is sufficient for the volume of your tent. Thanks to its integrated thermostat, it automatically activates based on the temperature, thereby preventing any overheating and ensuring synchronized climate management without manual intervention.For optimal efficiency, consider complementing this system with a circulation fan to promote good distribution of fresh air in the canopy, which is essential in a dense SCROG cultivation under LED.

Question 3

Is it possible to program multiple temperature ranges for operation adapted to the different growth phases in parallel?

Accepted Answer

The PK Thermo Controller - 125mm - 400m³/h air extractor allows you to set a target temperature to ensure good climate control. However, it does not offer the programming of multiple distinct temperature ranges to manage different growth phases in parallel. For more flexible operation with multiple settings suited to different stages, it would be necessary to opt for a more advanced control system, often equipped with thermostats and dimmers that allow for modulating ventilation according to variable temperature ranges.

Question 4

What is the actual electrical consumption in kWh for continuous use of this PK Thermo Controller 125mm air extractor at 400m3/h and 60W in a grow box with a duty cycle of 50 percent?

Accepted Answer

For a PK Thermo Controller 125mm - 400m³/h - 60W air extractor used with a duty cycle of 50%, the actual electrical consumption is approximately 0.72 kWh per day. Indeed, operating half the time, its average power is 30 W (0.03 kW), which gives: 0.03 kW × 24 hours = 0.72 kWh per day Over a month (30 days), this represents approximately 21.6 kWh. This estimate takes into account the integrated thermostat that activates the extractor only when the temperature requires it, ensuring optimized and efficient use.

Question 5

How to precisely set the temperature and speed on the PK Thermo Controller for optimal ventilation management during the flowering phase?

Accepted Answer

To precisely set the temperature and speed on your PK Thermo Controller air extractor during the flowering phase, start by positioning the temperature probe at a height representative of the plants, shielded from direct heat or light sources. Then, set the ideal temperature range, often between 20-26°C depending on your crop, so that the controller activates ventilation as soon as the temperature exceeds this threshold. The fan speed should be adjusted according to the excess heat: the higher it rises, the more ventilation should intensify to cool the space. A gradual speed prevents stress for the plants and ensures a stable atmosphere. If your controller allows it, use an auto-management function that adapts the fan power based on the detected temperature. This method will guarantee you smooth and responsive ventilation, essential for good flowering development.

Question 6

Is the automatic temperature regulation function reliable in the long term and does the motor support continuous use without overheating?

Accepted Answer

The PK Thermo Controller Air Extraction – 125 mm – 400 m³/h – wired features an automatic temperature regulation function that adjusts the extraction speed according to needs, ensuring precise climate control. This technology, common and proven, is generally reliable, but its durability will primarily depend on proper usage and maintenance. Regarding the motor, it is designed to operate continuously at a power of 60 W and a maximum airflow of 400 m³/h, with an operating temperature of up to 42 °C. This design prevents overheating under normal conditions; however, adequate ventilation and regular maintenance remain essential to ensure optimal performance in the long term. In summary, this system is perfectly suited for continuous use in indoor cultivation, provided that proper installation and regular maintenance are ensured.

Question 7

Does the climate controller allow for setting a precise temperature to trigger the extractor or is it just a minimum threshold at which it starts?

Accepted Answer

The climate controller of the PK Thermo Controller Air Extractor - 125mm - 400m³/h - Wired allows for setting a minimum temperature threshold. The extractor activates when this temperature is exceeded, but it does not regulate precisely to a target temperature. In other words, you set a threshold not to be exceeded, which automatically activates the ventilation to protect your crop.

Question 8

What are the practical advantages of using a PK Thermo Controller 125mm 400m³/h air extractor with temperature control in a grow box compared to a classic extractor?

Accepted Answer

Using a PK Thermo Controller 125mm 400m³/h air extractor with temperature control in a grow box offers several practical advantages compared to a classic extractor.The precise temperature control allows for maintaining an optimal climate by activating the extraction only when the temperature exceeds a defined threshold, thus ensuring effective environmental management.The integration of a variator provides the ability to adjust the extractor's speed according to the needs of the crop, offering a flexibility that classic models with two speeds do not provide.This targeted approach also improves energy efficiency by avoiding unnecessary continuous operation, which can reduce electricity consumption.Finally, this extractor is designed to work efficiently with carbon filters, promoting better air quality in the box.In summary, this system offers finer climate control and more economical operation than classic extractors.

Question 9

What is the noise level of this PK Thermo Controller air extractor at full power, and is it compatible with a noise-sensitive hydroponic system?

Accepted Answer

The noise level of the PK Thermo Controller air extractor - 125mm - 400m³/h at full power is estimated to be around 33 dB(A) at 3 meters, a discreet level comparable to a quiet office or a whisper. This estimate is based on similar models from the Prima Klima range equipped with thermal control and integrated dimmer. For a noise-sensitive hydroponic system, this model is particularly well-suited. With its thermostat and dimmer, it is possible to modulate the speed and thus reduce noise according to needs, ensuring a peaceful environment without compromising ventilation.

Question 10

Extractor PK Thermo Controller 125mm ideal for which box size to avoid over or under sizing?

Accepted Answer

The Prima Klima PK Thermo Controller 125 mm air extractor with a maximum flow rate of 400 m³/h is ideal for a box of about 2 to 7 m³. This typically corresponds to a ground area between 1.5 m² and 4 m², with a height of 1.5 to 2 meters. This sizing allows for complete air exchange every 20 to 60 seconds, essential for maintaining an appropriate temperature and humidity without generating excessive noise or unnecessary consumption. If your box is smaller, the extractor will be oversized (more noise, wasted energy), and if it is larger, ventilation will be insufficient. The right balance is therefore within this range for optimal efficiency.

Question 11

is the PK Thermo 125mm 400m3h extractor suitable for a micro box 60x60 with precise thermal control?

Accepted Answer

The PK Thermo Controller - 125mm - 400m³/h air extractor is perfectly suited for a micro box of 60x60 cm, especially if its volume is close to 0.5 to 0.6 m³. Its flow rate of 400 m³/h ensures effective and rapid air renewal in this space. This model integrates precise thermal control thanks to a thermostat with a remote sensor (2 m), which automatically activates extraction when the temperature exceeds a defined threshold. This allows for automated and precise climate management, preventing overheating without manual intervention. Installation is simple with a standard 125 mm connection and low power consumption, operating only when heat is necessary. This device is ideal for reliable climate management in a compact space and works very well for LED cultivation with precise thermal control.

Question 12

What is the precise temperature control method of the PK Thermo Controller extractor and how does it impact temperature spikes in a 1.20x1.20 grow box?

Accepted Answer

The PK Thermo Controller Air Extractor - 125mm - 400m³/h regulates the temperature using an on/off system based on a configurable threshold. When the temperature in your box (1.20 x 1.20 m) exceeds this threshold, the extractor automatically activates to expel hot air, thus preventing excessive heat spikes. This method helps limit sudden temperature increases while optimizing electricity consumption, as the extractor only runs when necessary. Optionally, a variator can modulate the extraction speed to stabilize the indoor climate even further, making it ideal for ensuring a stable and healthy growing environment.

Question 13

What real advantages does the integrated temperature controller bring to this PK Thermo Controller air extractor in a hydroponic cultivation box?

Accepted Answer

The integrated temperature controller on the Prima Klima PK Thermo Controller ensures automatic and precise temperature management in your hydroponic box. Thanks to its sensor, it adjusts ventilation in real-time: it increases the speed to expel hot air when the temperature exceeds the desired threshold, and slows it down to prevent excessive cooling. This guarantees a stable and suitable temperature for the different growth and flowering phases, thereby limiting thermal stress on your plants. This regulation optimizes the health of hydroponic crops by promoting better nutrient absorption and more uniform growth. User-friendly and reliable, this system without heavy digital complexity offers you effective control to maximize your results.

Question 14

How does this integrated temperature controller ensure a precise start of the extractor to avoid humidity spikes in a 1.2x1.2m box with a flow of 400m³/h?

Accepted Answer

The PK Thermo Controller Air Extractor - 125mm - 400m³/h integrates a temperature controller that ensures a precise start based on the actual needs of your 1.2x1.2m box. The system only activates the extractor when the temperature exceeds a set threshold, thus avoiding unnecessary starts and humidity spikes. With a remote sensor of 2 meters, the measurement is accurate, and the extractor speed automatically adjusts according to the temperature, modulating the air renewal to maintain a stable climate while optimizing energy consumption. This targeted thermal control guarantees efficient operation, adapted to the volume of your space and the flow of 400 m³/h, for optimal humidity management without sudden fluctuations.

Question 15

What is the actual noise level of this PK Thermo Controller extractor at 125mm when running at full speed of 400m3h in a compact grow box?

Accepted Answer

The actual noise level of the PK Thermo Controller 125mm air extractor, when operating at full speed of 400 m³/h in a compact grow box, is around 33 dB(A) at 3 meters. This noise is very discreet, comparable to a whisper or a quiet office, perfectly suited for a noise-sensitive growing environment. Thanks to its built-in thermostat and dimmer, you can also adjust the speed to further reduce noise as needed, making it an excellent choice for a box size of 2 to 7 m³.

Question 16

How does this controller adjust the speed of the extractor according to the temperature to avoid humidity peaks in a 1m² box?

Accepted Answer

The PK Thermo Controller air extractor - 125mm - 400m³/h - Wired adjusts the speed of the extractor via a remote probe that measures the temperature of your 1m² box. You set a temperature threshold not to be exceeded: as soon as the temperature rises above this threshold, the controller activates the extractor and modulates its speed based on the thermal increase.This progressive regulation avoids ventilation jolts, optimizing airflow to maintain a stable temperature and effectively limit humidity peaks related to heat or poor air circulation. This intelligent system promotes a constant climate, perfect for protecting your indoor crops and saving energy.

Question 17

What precision does the temperature controller offer for managing the extractor speed in a SCROG grow environment under LED?

Accepted Answer

The PK Thermo Controller Air Extraction – 125 mm – 400 m³/h – wired offers a precision of approximately ±0.1°C in temperature management, allowing for very fine and dynamic control of your air extractor's speed. This precision ensures optimal thermal stability in a SCROG environment under LED lighting, guaranteeing that your plants grow in perfectly adapted conditions to foster their growth and health.

Plug & Play	Yes
Product includes	Wall light provided.
Speed management	No
Type of extractor	With Thermocontroller
Dimensions	Diamètre entrée/sortie : 125mm.
Warranty (years)	1 an
Power consumption (W)	60W
Weight (kg)	2.42
Technology	Centrifugal
Flow rate (m³/h)	400 m3/h
Motor type	AC
Cable length (m)	2
Air flow (m3/h)	400
Built-in thermostat	Oui
Built-in controller	Variateur de vitesse

Prima Klima Thermo Controller Extractor Ø125mm – 400m³/h – Wired

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Prima Klima PK125-TC Ø 125 mm – extraction kit 400 m³/h + Combi ducting 3 m

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