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 | Harvest-Master Climate Controller -- DISCONTINUEDThis item has been discontinued. It has been replaced by the Harvest-Master Climate Pro Controller. Controls night and day length, temperature and humidity control, plus control up to 8 devices (or 7 and a cycle timer), for a balanced climate. All models...Only $798.70 |
 | Harvest-Master Climate Pro ControllerControls night and day length, temperature and humidity control, plus control up to 8 devices (or 7 and a cycle timer), for a balanced climate. All models come as a complete kit. The kit includes: controller, sensors, remote relay switches. Sensors are...Only $1,419.11 |
 | Harvest-Master Climate Pro Plus ControllerControls night and day length, temperature and humidity control, plus control up to 8 devices (or 7 and a cycle timer), for a balanced climate. All models come as a complete kit. The kit includes: controller, sensors, remote relay switches. Sensors are...Only $1,862.84 |
 | Harvest-Master CO2 EASi UnitCO2 EASi is intelligent control of CO2 as well as an Intelligent Temperature controller when the COOL KIT is attached for additional automatic control of cooling units and or fans. As soon as CO2 EASi is switched ON, it learns how CO2 enrichment works...Only $558.85 |
 | Harvest-Master CO2 EASi Kool Kit -- Special OrderCO2 EASi is intelligent control of CO2 as well as an Intelligent Temperature controller when the COOL KIT is attached for additional automatic control of cooling units and or fans. As soon as CO2 EASi is switched ON, it learns how CO2 enrichment works...Only $103.78 |
 | Harvest-Master Text Me Modem -- Special OrderThe modem gives you instant text message updates, direct to your phone. Send ‘status’, to get an update from your Harvest-Master® controller, from anywhere! Turn the extra 8 outputs ON or OFF by text message. Get text messages for an alarm!...Only $796.17 |
 | Harvest-Master Relays -- 120v, 15 AMP -- Special OrderRelay switches for you to plug and run: Lights, Fans, Heater or any other timed device. Each relay is rated to switch 15-amps. 120 Volt AC or 240 Volt AC: USA. 240v, 2-pole relay switches available. Heavy Duty 3 phase 32-amp per phase type available....Only $71.94 |
 | Harvest-Master Relays -- 240v, 15 AMP -- Special OrderRelay switches for you to plug and run: Lights, Fans, Heater or any other timed device. Each relay is rated to switch 15-amps. 120 Volt AC or 240 Volt AC: USA. 240v, 2-pole relay switches available. Heavy Duty 3 phase 32-amp per phase type available....Only $143.82 |
 | Green Air Products 8 Light Timer 240V - Model LT8-240The LT8-240 provides eight 5 amp 240 volt outlet receptacles, each capable of powering up to 1000 watts of lighting equipment. These time switches are designed to operate high load lighting equipment, consisting of a premium quality precision synchronous...Only $342.86 |