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Environmental Control: Environmental Controllers: CO2 Generators, Parts & Environmental Controllers

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Displaying 241 to 260 (of 460 products) Result Pages: [<< Prev]   1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  18  19  20 ...  [Next >>] 
 Sort by Popularity   Manufacturer   Product(s)+   Model   Price   Buy Now 
 Grozone Control CY3 Digital Cyclestat with Day/Night Sensor & Bargraph Display   Grozone Control   Grozone Control CY3 Digital Cyclestat with Day/Night Sensor & Bargraph Display 
Grozone Control CY3 Digital Cyclestat 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. ... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 780105   $125.06 
 Grozone Control DIM1 Fan Speed Dimmer with Optional Kick Start   Grozone Control   Grozone Control DIM1 Fan Speed Dimmer with Optional Kick Start 
Grozone Control DIM1 Fan Speed Dimmer 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. ... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 780108   $55.38 
 Grozone Control HT2 Climate Controller (Temp & RH) Single Output Bargraph Display   Grozone Control   Grozone Control HT2 Climate Controller (Temp & RH) Single Output Bargraph Display 
Grozone Control HT2 Climate Controller - Single Output Day and night temperature settings: 48F to 104F (9C to 40C). Day and night humidity settings: 10% to 100%. User can select one among five operating modes: cooling, cooling & dehumidifying, dehumidifying, humidifying, heating. User-set low-temperature limit (for cooling & dehumidifying mode only). Remote sensor with 25-... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA Free Shipping when ordering $50 or more of qualifying items....more.
 780117   $160.22 
 Grozone Control HTC Climate Controller (Temp, RH, & CO2) Two Outputs w/ Digital Display   Grozone Control   Grozone Control HTC Climate Controller (Temp, RH, & CO2) Two Outputs w/ Digital Display 
Grozone Control HTC Climate Controller - Dual Output Perfect central piece of control to any grow room. Remote sensor (with included 25-ft cable, can work up to 200 feet) provides higher precision and reliability. Performs any two of the following control functions: heating, cooling, humidifying, dehumidifying, cooling and dehumidifying, hourly ventilation, (CO2 enrichment or ven... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA Free Shipping when ordering $50 or more of qualifying items....more.
 780115   $485.32 
 Grozone Control OSW On/Off 120 Volt Switcher (Trigger Cord)   Grozone Control   Grozone Control OSW On/Off 120 Volt Switcher (Trigger Cord) 
Grozone Control OSW On/Off 120 Volt Switcher Can turn on or shut off any piece of equipment by mean of a low-current 120Vac sense cord. On/Off switching functions (upper/lower receptacles) in one single module for increased flexibility. Example use #1: to be used with CO2 controller to stop exhaust fan while injecting CO2. Example use #2: to be used with any fan control to stop fo... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 780109   $47.91 
 Grozone Control OSWDN On/Off 120 Volt Switcher (Day/Night Sensor)   Grozone Control   Grozone Control OSWDN On/Off 120 Volt Switcher (Day/Night Sensor) 
Grozone Control OSWDN On/Off 120 Volt Switcher The new OSWDN 120V switcher can turn on or shut off your equipment according to the day/night condition instead of the trigger cord voltage. The OSWDN photocell sensitivity can also be adjusted to modify the Day/Night threshold level for dark days or clear nights conditions. 3 year warranty. ... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 780110   $64.09 
 Grozone Control SCC1 Temperature, Humidity, & CO2 Controller - Simple One Series   Grozone Control   Grozone Control SCC1 Temperature, Humidity, & CO2 Controller - Simple One Series 
Grozone Control SCC1 Temperature, Humidity, & CO2 Controller An easy-to-use alternate solution to HTC Climate Controller: just connect your fan, your dehumidifier or humidifier, your CO2 generator, set the knobs and you're ready! Two built-in LVC1 (Low Voltage Relays) to control high power HVAC Systems (A/C, Dehumidifyier...). Optional output boxes for heating (OB2) and fan s... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA Free Shipping when ordering $50 or more of qualifying items....more.
 780116   $485.32 
 Grozone Control SCO2 0-5000 PPM CO2 Controller - Simple One Series   Grozone Control   Grozone Control SCO2 0-5000 PPM CO2 Controller - Simple One Series 
Grozone Control SCO2 0-5000 PPM CO2 Controller This easy to use CO2 controller determines precisely when to activate and shut-off CO2 generators to maintain user-defined LOW and HIGH CO2 values in the grow room. The unit can deactivate CO2 enrichment during the night cycle and perform CO2 evacuation as well. The CO2 sensor is located in the controller box. 3 year warranty. ... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA Free Shipping when ordering $50 or more of qualifying items....more.
 780111   $363.36 
 Grozone Control TP1 Day/Night Tempstat   Grozone Control   Grozone Control TP1 Day/Night Tempstat 
Grozone Control TP1 Day/Night Tempstat 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. ... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 780100   $64.09 
 Grozone Control TP2 Adjustable Differential Tempstat   Grozone Control   Grozone Control TP2 Adjustable Differential Tempstat 
Grozone Control TP2 Adjustable Differential Tempstat 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. ... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 780101   $64.09 
 Grozone Control TP3 High Temperature Shut Off Tempstat   Grozone Control   Grozone Control TP3 High Temperature Shut Off Tempstat 
Grozone Control TP3 High Temperature Shut Off Tempstat 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 prec... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 780102   $64.09 
 Grozone Control TV1 Day/Night Fan Speed Control   Grozone Control   Grozone Control TV1 Day/Night Fan Speed Control 
Grozone Control TV1 Day/Night Fan Speed Control 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 ... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 780106   $85.24 
 Grozone Control TV2 Multimode Fan Speed Control   Grozone Control   Grozone Control TV2 Multimode Fan Speed Control 
Grozone Control TV2 Multimode Fan Speed Control 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... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 780107   $85.24 
 Grozone Control USCO2 0-2000 PPM Single Zone Ultra Simple CO2 Controller   Grozone Control   Grozone Control USCO2 0-2000 PPM Single Zone Ultra Simple CO2 Controller 
Grozone Control USCO2 0-2000 PPM Single Zone CO2 Controller No bells and whistles, just connect your CO2 generator and you're set! This is Grozone's beginner solution for growers looking for affordable and easy-to-use CO2 controller. User can select one among five preset CO2 control values (1000, 1125, 1250, 1375 and 1500 PPM). User can select one among five preset Elevation valu... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA Free Shipping when ordering $50 or more of qualifying items....more.
 780114   $195.37 
 Harvest-Master Climate Controller   HydroFarm   Harvest-Master Climate Controller 
Harvest Master Harvest-Master Climate Controller (HM10001)"Climate" Light and day length, temperature and humidity control, plus controls up to 8 devices or cycle timers, lights, fans, heater, air conditioner, humidifier, dehumidifier, cycle timers (water, pump, etc), for a balanced climate all the time. Manufacturer's Product Informati... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA Free Shipping when ordering $50 or more of qualifying items....more.
 hf-HM10001   $827.86 
 Harvest-Master Climate Controller Pro   HydroFarm   Harvest-Master Climate Controller Pro 
Harvest Master Harvest-Master Climate Controller Pro (HM10002)Harvest-Master's Climate Control Pro features 8 selectable outputs to control a variety of grow room devices, plus a CO2 sensor and CO2 control switch. Use Harvest-Master Climate Controllers to create a huge harvest increase in less time. Manufacturer's Product Informati... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA Free Shipping when ordering $50 or more of qualifying items....more.
 hf-HM10002   $1,462.50 
 Harvest-Master Climate Controller Pro Plus   HydroFarm   Harvest-Master Climate Controller Pro Plus 
Harvest Master Harvest-Master Climate Controller Pro Plus (HM10003)The Harvest-Master Climate Controller Pro Plus features all of the benefits of Harvest-Master's 'Climate' and 'Pro' models, with a CO2 sensor. Features 8 standard outputs 8 additional inputs & outputs to control advanced functions including automated alarms which can drive the optional 'Text Me' modem Calls you wit... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA Free Shipping when ordering $50 or more of qualifying items....more.
 hf-HM10003   $1,835.09 
 Harvest-Master Climate Controller Pro Plus Without CO2 Sensor   HydroFarm   Harvest-Master Climate Controller Pro Plus Without CO2 Sensor 
Harvest Master Harvest-Master Climate Controller Pro Plus Without CO2 Sensor (HM10008)The Harvest-Master Climate Controller Pro Plus features all of the benefits of Harvest-Master's 'Climate' and 'Pro' models, without a CO2 sensor.   Features 8 standard outputs 8 additional inputs & outputs to control advanced functions including automated alarms which can drive the... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA Free Shipping when ordering $50 or more of qualifying items....more.
 hf-HM10008   $1,190.93 
 Harvest-Master CO2 Sensor Upgrade   HydroFarm   Harvest-Master CO2 Sensor Upgrade 
Harvest Master Harvest-Master CO2 Sensor Upgrade (HM10005)Harvest-Master CO2 Sensor Upgrade Manufacturer's Product Information MSRP each $791.95 UPC9417767000067 Dimensions6.9 x 2.9 x 11.5 Case Quantity1 ... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA Free Shipping when ordering $50 or more of qualifying items....more.
 hf-HM10005   $579.71 
 Harvest-Master Display Board & Controller   HydroFarm   Harvest-Master Display Board & Controller 
Harvest Master Harvest-Master Display Board & Controller (HM10020) "In-store display board" simulates how Harvest-Master responds to changing outside climate. Fit a controller to the display board (see ghost image), and bright green LEDs show which devices (fans, lights, etc) are enabled while bright red LEDs show when those devices are turned ON by Harvest-Master. The most advance... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA Free Shipping when ordering $50 or more of qualifying items....more.
 hf-HM10020   $549.00 
Displaying 241 to 260 (of 460 products) Result Pages: [<< Prev]   1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  18  19  20 ...  [Next >>] 
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