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Environmental Controllers

Control all aspects of the environment in your greenhouse, growroom or wherever you grow inside!

Displaying products 1 - 49 of 49 results
BioWave Hydro DI-9200 Hydroponic and Greenhouse Revolution
Other Stores: $2,395.95
Internet Sale Price: $1,801.23
Save: $594.72
BioWave Hydro DI-9200 Hydroponic and Greenhouse Revolution - Biowave is a revolutionary patent pending machine that increases plant yields by an average of 20%. It operates by creating a subsonic harmonic wave that radiates out from the machine and makes ... Read More
C.A.P. "The Fuzzy" CO2 Controller - PPM-2A
Other Stores: $669.95
Internet Sale Price: $455.99
Save: $213.96
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People who need the absolute best CO2 controller available today, use the PPM-2a from C.A.P. Fuzzy Logic(tm) gradually brings the CO2 level up to the desired setting without over-shooting the desired CO2 level.The PPM-2a automatically "dials-... Read More
C.A.P. 2 Timer CO2 Controller - CO2-2e
Other Stores: $339.95
Internet Sale Price: $238.99
Save: $100.96
This controller makes it easy to coordinate your exhaust and CO2 production. The CO2-2e Controller has 2 timers that allow for efficient control of CO2 levels, one controls how often CO2 is released and the other controls how long it is released. It a... Read More
C.A.P. 4 Timer CO2 Controller - CO2-4e
Other Stores: $419.95
Internet Sale Price: $295.99
Save: $123.96
This controller makes it easy to coordinate your exhaust and CO2 production. The CO2-4e Controller has the same features as the CO2-2e, but includes 2 extra timers. This controller features an Overall Cycle Timer that controls the maximum time between... Read More
C.A.P. Add-On CO2 Monitor - PPM-1C
Other Stores: $479.95
Internet Sale Price: $339.95
Save: $140.00
The PPM-1c Monitor from C.A.P. is an add-on ppm CO2 controller that connects to either the CO2-2, CO2-4 or CGC-1. The timers built into the atmosphere controllers continue to coordinate with the PPM-1c to give you the precision control not possible w... Read More
C.A.P. Adjustable Cycle Timer ART-DNe
Other Stores: $104.95
Internet Sale Price: $54.94
Save: $50.01
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The ART-DNe recycling timer controls any application requiring a device to be turned on and off at precise intervals. The ART-DNe has a user adjustable on time of 1 second to 60 minutes and an off time of 1 minute to 8 hours. A day/night/both switch... Read More
C.A.P. Complete Greenhouse Controller - CGC-1e
Other Stores: $479.95
Internet Sale Price: $329.99
Save: $149.96
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The Complete Greenhouse Controller handles every aspect of an indoor garden, from the lighting to the exhaust to the supplemental CO2. The Complete Greenhouse Controller features a 24 hour time clock, 2 outlets for lights, 2 outlets for exhaust fans,... Read More
C.A.P. Controllers - VSC-DNe - Variable Fan Speed Contoller Day/Night
Other Stores: $84.95
Internet Sale Price: Manufacturer Back Ordered
C.A.P. Controllers - VSC-DNe - Variable Fan Speed Contoller Day/NightThe VSC-DNe is designed to gradually increase or decrease the speed of centrifugal fans depending on the day or night temperature set-points. The Variable Fan Speed Controller enables yo... Read More
C.A.P. Day/Night Temperature Control - TMP-DNe
Other Stores: $89.95
Internet Sale Price: $59.94
Save: $30.01
The TMP-DNe allows you to control the temperature within your growing environment. You can set the day and night temperature independently. The TMP-DNe can be set to either heat or cool. Just connect your equipment, then set the temperature that you... Read More
C.A.P. High Temperature Shut Down HLC-1e
Other Stores: $84.95
Internet Sale Price: $59.75
Save: $25.20
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The HLC-1e is used as a high temperature shutdown by plugging your lights or light controller into the outlet and setting the maximum temperature that your growing environment can sustain. If this setting is exceeded, your lights will turn off and an... Read More
C.A.P. Photocell Controllers PTC-1 PTC-2
Other Stores: $69.95
Internet Sale Price: $54.99
Save: $14.96
The PTC series of photo controllers from C.A.P. are perfect when you need to turn something ON only during daylight hours or only at night. A photocell senses whether it is day or night, and turns the device plugged into it ON or OFF depending on whi... Read More
C.A.P. Power Module HPR-1
Other Stores: $169.95
Internet Sale Price: $122.99
Save: $46.96
The HPR-1 is a hard-wired 30 amp capacity, 240 volt version of the UPM-1. The HPR-1 is perfect for controlling higher loads such as large air conditioners or multiple HID ballasts. You supply 240 volt power to the input side of the HPR-1. The air con... Read More
C.A.P. Power Module UPM-1
Other Stores: $64.95
Internet Sale Price: $58.99
Save: $5.96
The UPM-1 Universal Power Module is a unique device that can allow the user to run additional HID lights or control multiple fans/air conditioners or other high amperage 120 volt equipment. The UPM-1's plug-box is designed to be plugged into a standa... Read More
C.A.P. PPM Monitor / Controller - PPM-7001
Other Stores: $689.95
Internet Sale Price: $558.99
Save: $130.96
The PPM-7001 is a very accurate CO2 PPM monitor. The PPM-7001 CO2 Monitor is a stand-alone device that detects carbon dioxide and temperature levels. Large LCD displays CO2 level, temperature and ventilation rates in standard or metric units. It empl... Read More
C.A.P. PPM-3 CO2 Monitor / Controller - PPM-3
Other Stores: $489.95
Internet Sale Price: $358.99
Save: $130.96
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PPM-3 is the most affordable and simple CO2 controller and monitor available. Accurately measures levels of CO2 from 0 to 5000 ppm. PPM-3 works with any 120-volt CO2 valve or CO2 generator. Plug any 120V Co2 regulator or CO2 generator into the "piggyback"... Read More
CAP 15 Minute On-Delay HLC-2e
Other Stores: $79.95
Internet Sale Price: $54.94
Save: $25.01
The HLC-2e is designed to protect your expensive HID lights from Hot Starts A hot start occurs whenever your lights are turned OFF and then back ON before the lamp is allowed to cool off. Hot starts caused by power outages reduce your lamp's life and... Read More
CAP Independent Temperature & Humidity Control - AIR-2
Other Stores: $154.95
Internet Sale Price: $114.99
Save: $39.96
The AIR-2 from C.A.P. has the same features as the AIR-1 with the addition of separate temperature and humidity outlets. This allows you to control the temperature and humidity independently. Once you connect your temperature controlling device (air... Read More
CAP Independent Temperature, Humidity & CO2 Control - AIR-4
Other Stores: $249.95
Internet Sale Price: $184.99
Save: $64.96
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The AIR-4 from C.A.P. has all the features of the AIR-3 with the addition of independent temperature and humidity controls. An additional outlet is provided which will power equipment only during the night cycle. To conserve CO2, the CO2 outlet is au... Read More
CAP PPM-4 CO2 Monitor/Controller
Other Stores: $269.95
Internet Sale Price: $178.98
Save: $90.97
CAP PPM-4 CO2 Monitor / Controller is the newest addition to CAPs CO2 controller lineup. This economical device is the simplest method of monitoring and controlling CO2 dispersal throughout the growing area. The simplicity of this unit will make it attra... Read More
CAP Temperature & Humidity Control - AIR-1
Other Stores: $154.95
Internet Sale Price: $114.99
Save: $39.96
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The AIR-1 from C.A.P. allows you to control the temperature and humidity within your growing environment. Connect your ventilation equipment (air conditioner, fan, etc.) to the exhaust outlet. Then set your temperature and humidity to the level that... Read More
CAP Temperature, Humidity & CO2 Control - AIR-3
Other Stores: $229.95
Internet Sale Price: $169.99
Save: $59.96
The AIR-3s operation is similar to the AIR-1, with the addition of a photo cell and CO2 outlets. The photo cell ensures that your CO2 device (CO2 valve or generator) only activates when your lights are on. To conserve CO2, the CO2 outlets are automat... Read More
CAP Xtreme Greenhouse Controller - XGC-1e
Other Stores: $849.95
Internet Sale Price: $563.99
Save: $285.96
The XGC-1e Extreme Greenhouse Controller handles every aspect of an indoor garden, from the lighting to the exhaust to the supplemental CO2. The Complete Greenhouse Controller features a 24 hour time clock, 2 outlets for lights, 2 outlets for exhaust fans... Read More
Cooling Thermostat - TMP-1
Other Stores: $66.95
Internet Sale Price: $45.94
Save: $21.01
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The TMP-1 allows you to control the temperature within your growing environment. Just connect your equipment, then set the temperature that you wish to maintain. If the temperature varies from your setting, the outlet on the front is activated. Comes with... Read More
Day/Night Temperature & CO2 Control - AIR-3DN
Other Stores: $239.95
Internet Sale Price: $169.99
Save: $69.96
The AIR-3DN provides the ability to coordinate supplemental CO2 with your ventilation equipment. It features separate day and night cooling temperature settings. A photo cell ensures that your CO2 device (CO2 valve or generator) only activates when y... Read More
Fan Speed Control
Other Stores: $39.99
Internet Sale Price: $20.99
Save: $19.00
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Our Variable Speed Blower Control unit allows you the ability to vary the speed of your Inline Duct Blower. You can dial in the appropriate setting for your ventilation needs. This will ONLY work on Inline Duct Blowers. It comes w... Read More
Humidity Control - HUM-1
Other Stores: $119.95
Internet Sale Price: $87.99
Save: $31.96
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The HUM-1 from C.A.P. provides exceptional humidity control. Just plug in your humidifier or dehumidifier into the corresponding outlet, and set the desired humidity on the dial, and youre good to go. Will control either humidifiers or dehumidifiers.... Read More
Plant Light Intensity Meter - Model LIM2500
Other Stores: $29.95
Internet Sale Price: $24.99
Save: $4.96
A precision instrument that measures the light intensity in foot candles expressly for the purpose of plant care; equipped with the Universal-Sensor-Probe, capable of reading light at any angle or in any location. Comes with complete book of light and its... Read More
Rapitest 4 Way Analyzer - Model 1880
Other Stores: $34.95
Internet Sale Price: $28.99
Save: $5.96
Measures four different levels for fertilizer, light, moisture and pH. Includes instructions and guides for all four measuring levels. Instantly tells you the fertility of your soil. Measures the light intensity in foot candles. Instantly tells you when t... Read More
Sentinel CHHC-4/Total Environmental Controller
Other Stores: $799.95
Internet Sale Price: $529.60
Save: $270.35
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Sentinel CHHC-4/Total Environmental Controller - The CHHC-4 Total Environmental Controller has the same button controls, layout and design as its predecessor, the CHHC-1, but we've made some drastic improvements! We've added plant friendly green LED displ... Read More
Sentinel DRT-1 - Digital Recycling Timer
Other Stores: $124.95
Internet Sale Price: $95.99
Save: $28.96
100% digital recycling timer. Allows the user to set the on & off times in hours, minutes and seconds. No complex menus, single function push buttons for ease of use. Photocell allows daytime, nighttime or 24-hour operation. Two receptacles control up to... Read More
Sentinel EVC-1 - Environmental Controller
Other Stores: $199.95
Internet Sale Price: $149.99
Save: $49.96
The EVC-1 provides extreme flexibility in reliable solid-state environmental controller. Selectable CO2, temperature and humidity modes allow the user to control temperature and humidity separately or together. Built-in photocell activates C02 device duri... Read More
Sentinel EVC-2 - Environmental Controller
Other Stores: $299.95
Internet Sale Price: $219.99
Save: $79.96
The EVC-2 controls your temperature and humidity with digital accuracy. Photocell allows day/night temperature and humidity settings and also provides daytime CO2 operation. The remote combination temperature and humidity probe allows the probe to be plac... Read More
Sentinel MDT-1 - Master Digital Timer
Other Stores: $219.95
Internet Sale Price: $162.99
Save: $56.96
100% digital lighting and recycling timer that combines 2 main timing functions in one convenient package. Control lighting schedules with 24-hour time clock. The MDT-1 has an integrated digital recycling timer can operate daytime, nighttime or 24 hours a... Read More
Sentinel UTC-1 - Universal Temperature Controller
Other Stores: $144.95
Internet Sale Price: $110.99
Save: $33.96
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Simple to use, 100% digital temperature controller. Photocell allows separate day and night temperature settings. Record and recall minimum and maximum temperature levels. Features a heating or cooling mode with adjustable deadband and 16 ft remote probe.... Read More
Titan Controls - Atlas 3 - Day/Night CO2 Monitor/Controller
Other Stores: $519.00
Internet Sale Price: $399.99
Save: $119.01
Controls and monitors CO2 from 0 to 5000 PPM CO2 enrichment or CO2 exhaust features Easy to set up and operate Plasitc enclosure resists dust and moisture 5 Amps/120 Volts/60Hz 3 Year Warranty... Read More
Titan Controls - Atlas 4 - 2 Area CO2 Monitor/Controller
Other Stores: $945.00
Internet Sale Price: $729.99
Save: $215.01
Controls and monitors CO2 in TWO areas from 0 to 5000 PPM Two remote room sensors with 25 foot cables (included) Integrated 24 hour data logging feature Special operating mode to run two rooms with only one CO2 generator 10 Amps/120 Volts/60Hz 3 Year Warr... Read More
Titan Controls - CO2 Inline Heater
Other Stores: $169.95
Internet Sale Price: $134.99
Save: $34.96
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 t... Read More
Titan Controls - CO2 Regulator
Other Stores: $149.95
Internet Sale Price: $107.50
Save: $42.45
Compatible with Titan Controls CO2 Controller or other 120 volt controllers and timers. Precision Accuracy Flow Meter - .5 to 15 SCF/hour. CO2 helps increase overall plant growth. Features heavy-duty solenoid valve. Brass construction for long-lasting dep... Read More
Titan Controls - Nyx 1 - Day/Night Photocontroller
Other Stores: $114.95
Internet Sale Price: $89.99
Save: $24.96
Activate your lamp cooling fan, light mover 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 compon... Read More
Titan Controls - Zephyr 2 - High Temperature Shut-Off with Delay
Other Stores: $90.95
Internet Sale Price: $63.75
Save: $27.20
Controller turns off your lights if temperature exceeds set point. Built in 0 30 minute hot start delay with HOLD feature. 6 foot temperature probe is accurate to within 2 degrees F. Protects your garden and keeps your plants safe. Plastic enclosure... Read More
Titan Controls Apollo 1 - Repeat Cycle Timer w/ Photocell
Other Stores: $189.95
Internet Sale Price: $149.99
Save: $39.96
Titan Controls Apollo 1 - Repeat Cycle Timer w/ Photocell - 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... Read More
Titan Controls Apollo 2 Cycle Timer with Photocell
Other Stores: $90.95
Internet Sale Price: $62.99
Save: $27.96
Titan Controls Apollo 2 Cycle Timer with Photocell - 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 mo... Read More
Titan Controls Apollo 3 - Fixed Cycle Timer
Other Stores: $72.95
Internet Sale Price: $57.99
Save: $14.96
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 du... Read More
Titan Controls Apollo 4 - 120 Volt In-Line Timer
Other Stores: $53.95
Internet Sale Price: $41.99
Save: $11.96
This product provides 24 hour lighting control for up to a 1000 watt ballast from a 120 Volt outlet. 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... Read More
Titan Controls Apollo 5 - 240 Volt In-Line Timer
Other Stores: $57.95
Internet Sale Price: $43.75
Save: $14.20
This product provides 24 hour lighting control for up to a 1000 watt ballast from a 240 Volt outlet. 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... Read More
Titan Controls Atlas 1 - CO2 Monitor/Controller
Other Stores: $599.95
Internet Sale Price: $479.99
Save: $119.96
Digital control board delivers precision CO2 control. Maximize your CO2 production while minimizing CO2 or LP consumption. Adjust CO2 set point, modify elevation or calibrate with just two buttons. Controls any CO2 equipment that is operated by 120 volt p... Read More
Titan Controls EOS 1 - Humidify/Dehumidify Controller
Other Stores: $126.95
Internet Sale Price: $101.99
Save: $24.96
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Allows precise humidity control. 0% - 90% range lets the user adjust humidity level to ideal settings. Change from humidification to dehumidification with just a flip of the switch. Controls any 120 volt humidifier, dehumidifier or fan. Durable powder... Read More
Titan Controls Helios 1 - 4 Light 120V Controller w/ Timer
Other Stores: $202.95
Internet Sale Price: $149.99
Save: $52.96
This controller will run four (4) HID lights at 120 Volts Maximum 4000 Watts. 120 Volt accessory timed outlet to activate in-line fans to cool your lamps. German built 24 hour timer with 15 minute non-detachable setting tabs. 3 screws in back panel make... Read More
Titan Controls Helios 2 - 4 Light 120V Controller w/ Relay Trigger Cord
Other Stores: $174.95
Internet Sale Price: $138.99
Save: $35.96
Titan Controls Helios 2 - 4 Light 120V Controller w/ Relay Trigger Cord - This controller will run four (4) HID lights at 120 Volts Maximum 4000 Watts. 120 Volt accessory timed outlet to activate in-line fans to cool your lamps. Plug relay trigger... Read More
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