Environmental Controls

Active Air Commercial Dehumidifiers are designed to provide optimal humidity control in your growing environment. Choose from three models, all of which provide high performance, reliability, and precise digital control where you need it most. Learn More

Active Air Commercial Dehumidifiers are designed to provide optimal humidity control in your growing environment. Choose from three models, all of which provide high performance, reliability, and precise digital control where you need it most. Learn More

Active Air Commercial Dehumidifiers are designed to provide optimal humidity control in your growing environment. Choose from three models, all of which provide high performance, reliability, and precise digital control where you need it most. Learn More

Precise cycle timer with day/night detection Controls any application requiring a device to be turned on and off at precise intervals. This timer has a wide range of uses including controlling hydroponic pumps, CO2 injection, turning on and off exhaust fans, misters and more. Learn More

Controls any 120Vac equipment such as pumps or fans on a periodic repeat cycle. The ON duration spans from 10 sec to 20 minutes. The OFF duration spans from 1 minutes to 12 hours. The unit can function day and night or during day time only. 3 year warranty. Learn More

Controls any 120Vac equipment such as pumps or fans on a periodic repeat cycle. The ON duration spans from 5 sec to 30 minutes. The OFF duration spans from 5 sec to 60 minutes. The unit can function day and night or during day time only. 3 year warranty. Learn More

Controls any 120Vac equipment such as pumps or fans on a periodic repeat cycle. Features day and night distinct cycles. Displays time countdown on bargraph readout. The ON duration spans from 5 sec to 60 minutes. The OFF duration spans from 1 minutes to 12 hours. 3 year warranty. Learn More

Manual setting to slow down centrifugal fan speed between 10% and 100% of full power. Enables the user to activate/deactivate a 'Kick start' at power up or power failure return, to improve larger fan start-up. Can drive single phase 120 Vac induction motor type fans up to 750 Watts. 3 year warranty. Learn More

Controls cooling or heating equipment according to a daytime or nighttime setpoint. 6 foot cord with temperature sensor precise to 2F/1C. Can power 120Vac equipment up to 15 amp. Typical control differential +- 2F/+- 1C. 3 year warranty. Learn More

Controls cooling or heating equipment according to a setpoint and an adjustable differential from 4F to 20F/2C to 11C. 6 foot cord with temperature sensor precise to 2F/1C. Can power 120Vac equipment up to 15 amp. 3 year warranty. Learn More

Automatically shuts down lighting and/or other equipment when a high temperature setpoint is reached. Once turned-off, the unit will run a user selected delay from 0 to 30 minutes before turning back on or will hold restart until manual reset (temperature setback of 5F or 10F/3C to 5C). 6 foot cord with temperature sensor precise to 2F/1C. Can power 120Vac equipment up to 15 amp. To be used in conjunction with 120Vac triggered high-load or light switcher like the LS1, LS2 or LS3. 3 year warranty. Learn More

Automatically slows down or speeds up centrifugal fans to respect user selected temperature day and night setpoints. Enables a much tighter and precise temperature curve. When ON/OFF controls usually yields a variation over 5F/3C, TV1 will yield a variation below 2F/1C. 6 foot cord with temperature sensor precise to 2F/1C. Can drive single phase 120 Vac induction motor type fans up to 750 Watts. Any forced ventilation rooms should be equipped with this type of control to promote faster and more vigorous growth. 3 year warranty. Learn More

Automatically slows down or speeds up centrifugal fans to respect user selected temperature setpoints. Enables the user to select the minimum fan speed (Idle Speed) between 25% and 60% of full power in 5% steps. Enables the user to activate/deactivate the Low Temperature Emergency Stop during the day only, during the night only or at all times. 6 foot cord with temperature sensor precise to 2F/1C. Can drive single phase 120 Vac induction motor type fans up to 750 Watts. Any forced ventilation rooms should be equipped with this type of control to promote faster and more vigorous growth. 3 year warranty. Learn More

Designed to regulate the air conditioning through the Ice Box, this thermostat controls power to the fans with separate settings for lights on and lights off temperatures. Learn More

Auto restart function. Compact and streamline design. LED Display. Low temperature defrosting. Removable filter. Removable water tank. Can be plumbed for permanent drainage. Learn More

A Revolution in Grow Room Controllers Take control of your grow room with the new iPonic 600 Controller from Link4. Developed for the commercial greenhouse industry, the iPonic 600 represents a revolution in grow room controllers. Now you can operate every aspect of your garden from one intelligent and fully programmable controller. Learn More

Now you can control your iPonic Controller from anywhere in the world. This optional module will enable you to connect your controller to the internet via an RJ45 connector. Control it from your PC, Mac, smartphone or any internet browser capable device. Log into the Link4 Cloud website and control all the units you own from one place. Learn More

Digital control board allows for precise timer settings. 3 seconds to 30 minutes "on-time" and 3 minutes to 8 hours "off-time". Very easy to set and use. Will run CO2 with switch set to 'day' position. Use to run a pump with the switch in the 'both' position. Will run an exhaust fan with switch set to 'night' position. Durable powder coated, steel enclosure will stand up to the toughest conditions. The green LED light on the front of the controller shows the user when the timer is 'on'. 15 amps/120 Volt/60 Hz. Learn More

10 seconds to 20 minutes "ON TIME". 1 minute to 12 hours "OFF TIME". Controls timed equipment during daytime only, nighttime only or both. Plastic enclosure protects internal components from dust and moisture. Use to time fans, pumps or CO2. 15 Amps/120 Volts/60 Hz./1/3 HP. 3 year warranty. Learn More

1 minute 'on-time' & 4 minute 'off-time'. Timing is preset - requires no user adjustments. Ideal for aeroponic, ebb & flow or misting applications. Excellent for NFT - Nutrient Film Technique systems. Plastic enclosure protects internal components from dust and moisture. 10 amps/120 Volt/60 Hz. Learn More

The Apollo 4 is compatible with all 120 volt ballasts that feature a Smart Volt power cord. This includes: Sun System 1, 6 & 10, Harvest Pro, Harvest Pro Elite, Budget Gro, Galaxy and Lumatek ballasts. This timer makes lighting control simple! Learn More

The Apollo 5 is compatible with all 240 volt ballasts that feature a Smart Volt power cord. This includes: Sun System 1, 6 & 10, Harvest Pro, Harvest Pro Elite, Budget Gro, Galaxy and Lumatek ballasts. This timer makes lighting control simple! Learn More

Atlas® 1 CO2 Monitor/Controller comes with a 25 foot remote sensor. It features adjustable set point and elevation levels, a built in 'self calibration' function and an integrated photocell that enables operation in daytime hours only, when the plants need CO2. Simple to use and easy to operate. 15 Amps/120 Volt/60 Hz. Replacement sensor can be purchased separately. The sensor comes factory calibrated for precise CO2 readings and utilizes low voltage technology to avoid Radio Frequency Interference (RFI) from electronic ballasts.

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Preset CO2 control at 1500 PPM. Built-in ‘self calibration’ feature. Easiest to use CO2 Controller on the market. ETL listed for use in commercial applications. Simply plug in your CO2 generator or regulator and you are ready to go. Built-in photocell allows CO2 enrichment only during daylight hours. Durable powder-coated steel housing. 15 Amps/120 Volts/60 Hz. 3 year warranty. Learn More

Controls and monitors CO2 from 0 to 5000 parts per million (PPM). CO2 enrichment or CO2 exhaust features. ETL listed product to UL standard 917. Easy to set-up and operate. Plastic enclosure resists dust and moisture. 120 Volts/5 Amps/60 Hz. 3 year warranty. Learn More

Controls and monitors CO2 in (2)two areas from 0 to 5000 parts per million (PPM). Two (2) remote room sensors with 25 foot cables (included). Integrated 24 hour data logging feature built-in. Special operating mode to run two rooms with only one CO2 generator. ETL listed product to UL standard 917. 120 Volts/10 Amps/60 Hz. 3 year warranty. Learn More

Titan Controls® Atlas 5™ is a portable monitor that measures Carbon Dioxide (CO2), Temperature and Humidity with Dew Point and Wet Bulb. Ideal for air quality diagnosis, it can be useful in identifying sick building syndrome due to high levels of CO2. Learn More

Select CO2 PPM levels at 1000 PPM, 1250 PPM or 1500 PPM. Integrated photocell. Built-in calibration feature. Single button control. Enclosure resists dust, rust and moisture. 5 Amps maximum/120 Volts/60 Hz.

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The Atlas® 8 is a digital CO2 monitor/controller. Once the CO2 level has reached your desired set point it will disable the CO2 device.

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The Titan Controls® C02 heater was designed to prevent C02 regulator freeze-up and avoid cracking the internal diaphragm of the regulator due to high flow conditions. The C02 Heater is installed between the C02 cylinder valve and the regulator, and warms the gas stream allowing for increased flow rates without regulator freeze-up. Learn More

Allows precise humidity control. 0% - 90% range lets the user adjust humidity level to ideal settings. Change from 'humidification' to 'de-humidification' with just a flip of the switch. Controls any 120 volt humidifier, dehumidifier or fan. Durable powder coated, steel enclosure will stand up to the toughest conditions. Grounded piggy-pack cord is safe and easy to use. Ventilation louvers help avoid water accumulation and possible damage to the unit Built in 4% split differential. 15 amps/120 Volt/60 Hz. Learn More

The Hercules 1™ is a ‘trigger’ operated, high amperage controller. This device allows you to operate up to 30 Amps of lights, heating or air conditioning by hooking up 120 or 240 Volt power through the ‘Power Input’ and connecting your lights, heater or A/C to the ‘Power Output’. The appliances can then be activated by a trigger cord set via an environmental controller, timer or other such device. This product incorporates a Siemens heavy duty contactor relay! Learn More

This product controls temperature and CO2 in you grow area at your preferred day and nighttime settings. The built in ten (10) minute "CO2 delay" feature deactivates the CO2 equipment if the daytime temperature setting is exceeded by using a digitally based control system. The software polls the temperature setting ten (10) minutes after the CO2 outlet is defeated to verify that the temperature is too high, and then activates your exhaust fan or A/C to lower the conditions under the setting. If the temperature drops below the set point during the ten (10) minute "CO2 delay", then the exhaust process is defeated and the "CO2 ON" outlet is reactivated, saving your valuable CO2 and keeping it amongst the plants where it belongs. Learn More

The Mercury 3 - Day/Night Fan Speed controller provides the indoor gardener with perfect ventilation control. Easy to use. Just plug your fan into the controller, set the day and night temperature required for your garden, and then let the Mercury 3 do the rest of the work for you. Nothing better than gardening with the Gods!

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The Mercury 4 - Day/Night Multi-Function Fan Speed controller puts the grower in complete control of their ventilation requirements. Plug your ventilation equipment into the Mercury 4, set the high/low fan idle speed, set the day night mode and your in business! Great for use with carbon filter ventilation systems. Things just grow better with Titan Controls.

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Activate your lamp cooling fan or night exhaust fan with this straightforward, easy to use controller. Goes from 'DAY' to 'NIGHT' mode with a flip of the switch. Built using durable powder coated steel enclosure with the highest quality components available. 15 amps/120 Volt/60 Hz. Learn More

The 'Classic Series' Saturn 3 temperature, humidity & CO2 controller offers the indoor gardener the complete solution for their grow area. The CO2 enrichment mode will maintain the garden at your pre-set level to improve your plants performance and help save you money by not overshooting your set point. The day and night variable temperature & humidity ranges are wide enough to accomodate any gardens needs. It also has optional output boxes that can control a heater or a 'high temp' shut-off function for your lights. Your garden is under control with the Saturn 3 from Titan Controls! Learn More

The Cooling Thermostat features: Day & night temperature settings, adjustable differential from +/- 2°F to +/- 6°F, LED output indicator light and an accurate external temperature probe. For use with exhaust fans. Housed in a rust, dust and water resistant enclosure, this controller will function in the harshest environments. Ratings: 12 Amps maximum/120 Volts/60 Hz.

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The Fan Speed Controller features: Day and night temperature settings from 50°F to 100°F, variable fan idle mode settings, LED output indicator light and an accurate external temperature probe. For use with carbon filters and air filter systems. Housed in a rust, dust and water resistant plastic enclosure, this controller will function in the roughest environments. Ratings: 5 Amps maximum/120 Volts/60 Hz.

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The Recycle Adjustable Timer features: 1 minute to 60 minute ‘ON’ time, 5 minute to 12 hour ‘OFF’ time, LED indicator light, and adjustable ‘ON’ modes for day, night or both use. For use with pumps, fans or CO2 systems. Housed in a rust, dust and water resistant enclosure, this controller will function in the toughest environments. Ratings: 12 Amps maximum/120 Volts/60 Hz.

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Temperature control range is 55° F to 95° F Controls cooling or heating equipment Day and night settings keep temperature within 4° F of set point 6 foot temperature probe is accurate to within 2° F Plastic enclosure protects internal components from dust and moisture 15 Amps / 120 Volts / 60 Hz 3 Year Warranty Learn More

Controller turns off your lights if high temperature exceeds set point. Built-in 1 – 30 minute Hot Start delay with HOLD feature. 6 foot temperature probe is accurate to within 2°F. Protects your garden & your plants. Plastic enclosure resists dust, rust and moisture. 15 Amps maximum/120 Volts/60 Hz.

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