Controllers

$25.99
Active Air Hygro-Thermometer
Availability: 5 in stock
You'll find multiple uses for and multiple places to put this Active Air hygro-thermometer. Check the large number LCD display from a distance, and move it around with you as you go about your gardening tasks. The hygro-thermometer's readings are extremely accurate. Prop it up on your workspace, close to your plants, or wall-mount it for hands-free hanging readings.   Current temperature and humidity reading with simultaneous display of Max and Min memory Auto-switch display between indoor and outdoor temperature reading Continuous indoor relative humidity and temperature display 3 meter temperature sensor for convenient placement Jumbo screen display 
BrandsHydro Farm Dimensions (W x H x D)12.8L x 9.6W x 9.7H (CS) 9.0L x 5.0W x 1.3H (EA)
$23.99
Active Air Indoor-Outdoor Thermometer w/Hygrometer
Availability: 5 in stock
Active Air's indoor-outdoor thermometer gives you more. Made of sturdy materials to stand up to the climate of your indoor grow room, this essential tool features a large display to read the current temperature and humidity levels. A remote probe allows you to sample two temperatures at once. Record the high and low points for both temperature and humidity.   3 meter sensor for temperature reading only Relative humidity sensor located on side of unit Alarm clock function at 12 and 24 hours
BrandsHydro Farm Dimensions (W x H x D)13.0L x 7.0W x 5.0H (CS) 8.8L x 3.8W x 0.7H (EA)
$79.30
Autopilot 24 hr Day & Night Cooling/Heating Thermostat
Availability: 5 in stock
Autopilot 24 hr Day & Night Cooling/Heating ThermostatThe APCET2 is a temperature controller that can be used as a cooling OR a heating device. It automatically powers the device connected based on the selected day and night set points. The user can choose to have different day and night temperature set points that are automatically detected by the built-in photocell. The knobs make it easy to adjust the settings. We added a Memory-lock feature which will lock the set points into memory for consistent performance, even if the knobs are accidently bumped.
BrandsHydro Farm Dimensions (W x H x D) 3.0L x 3.0W x 5.0H (EA)
$23.99
Availability: 5 in stock
Using a timer to automate your lighting adds convenience and encourages productive growth with consistent hours of light. Timers are also essential for many hydroponic system applications. Features 1 second on/off Up to 8 on/off cycles per day Excellent for hydroponic systems 15 amp UL-listed
BrandsHydro Farm Dimensions (W x H x D)11.7L x 18.6W x 4.8H (CS) 8.1L x 3.9W x 3.0H (EA) 48.0L x 40.0W x 47.0H (PL)
$85.48
Autopilot Advanced 24hr Recycling Timer
Availability: 5 in stock
The APCTART2 is a cycle timer controller with day and night detection. It works to control 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. The cycle timer is adjustable for operation during the day, during the night, or all of the time (24 hours). We added a Memory-lock feature which will lock the set points into memory for consistent performance, even if the knobs are accidently bumped.
BrandsHydro Farm Dimensions (W x H x D)3.0L x 3.0W x 5.0H (EA)
$16.69
Availability: 5 in stock
Using an analog timer to automate your lighting adds convenience and encourages productive growth with consistent hours of light. Timers are also essential for many hydroponic system applications. Features 15 minute on/off 15A/1725W Great for lighting, pumps, etc. Includes convenient clam shell packaging UL-listed
BrandsHydro Farm Dimensions (W x H x D)18.5L x 11.8W x 4.8H (CS) 9.0L x 4.1W x 2.3H (EA) 48.0L x 40.0W x 48.0H (PL)
$50.59
Autopilot Cooling Thermostat
Availability: 5 in stock
The Autopilot Cooling Thermostat is a compact and easy-to-use controller for air conditioners and exhaust fans. Simply plug it into a power receptacle and then plug your cooling device into its outlet, then choose your preferred room temperature setpoint with the rotary knob. When its built-in sensor senses that the room temperature has exceeded the setpoint by at least 1°F, it will automatically activate your cooling device by powering the outlet. Digital screen displays current room temperature. Its green LED light illuminates when the outlet is activated to on. When the temperature in the room has dropped at least 1°F, the Autopilot Cooling Thermostat will cut power to the cooling device. It has a built-in 1-degree deadband and is ETL-listed. Max power handling 15A.
BrandsHydro Farm Dimensions (W x H x D)11.7L x 15.0W x 10.0H (CS) 5.7L x 3.0W x 9.7H (EA)
$51.15
Autopilot Dehumidifying Humidistat
Availability: 5 in stock
The Autopilot Dehumidifying Humidistat is a compact and easy-to-use controller for dehumidifiers and exhaust fans. Simply plug it into a power receptacle and then plug your dehumidifying device into its outlet, then choose your preferred relative humidity (RH) setpoint with the rotary knob. When its built-in sensor senses that the RH has exceeded the setpoint by at least 1%, it will automatically activate your dehumidifying device by powering the outlet. Its green LED light illuminates when the outlet is activated to on. When the RH in the room has dropped at least 1%, the Autopilot Dehumidifying Humidistat will cut power to the dehumidifying device. Digital screen displays current in room relative humidity. It has a built-in 1% RH deadband and is ETL-listed. Max power handling 15A.
BrandsHydro Farm Dimensions (W x H x D)11.7L x 15.0W x 10.0H (CS) 5.7L x 3.0W x 9.7H (EA)
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