Controllers, Monitors & Timers

RJ12 to RJ12 Cable, 50' length.  For making RJ12 trunk line connections between PX1 and subsequent RJ12 cable splitters RJ12 to RJ12 PX1 connectio...

Autopilot 24 hr Day & Night Cooling/Heating ThermostatThe APCET2 is a temperature controller that can be used as a cooling OR a heating device....

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 o...

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 essentia...

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...

The Xtrasun LT1 Lighting Controller (XTC1100) provides dual zone lighting control for use with Xtrasun double-ended fixtures. The LT1 is capable of...

Advanced HID Lamp Control | High temperature shutdown with selectable delay Combines all of the HLC1, HLC2, and HLC3 functions into one unit. Selec...

GRC1 Grow Room Controller Using the EYE HORTILUX GRC1 Master Controller for your EYE HORTILUX DE 1000-VS offers you maximum control, ease of use, s...

The iGS-061 is a standalone CO2 controller with high temperature shutoff that does not manage ventilation simultaneously with CO2 level enhancement...

- Ideal controller for accurate coordination of temperature and relative humidity adjusting equipments- For cooling, heating, humidifying, dehumidi...

RH/Temp Smart Control, External probe: 2 Equipments Shipping Weight 2.60 lbs. Package Dimensions 9.10L x 7.75W x 4.25H

Controls your desired equipment during daytime only, nighttime only or both. Use to time fans, pumps or CO2 or irrigation. Displays time left in th...

Controls cooling or heating equipment. Day and night settings keep temperature within your set point. 10' temperature probe is accurate to within 2...

The PNG-030 is a friendly humidity controller that has been developed to offer both accuracy and simplicity at the same time. It allows you to trac...

Simple CO2 controller with display and day/night detection. Very easy to install and set up. The PNG-060 comes with a high temperature shutoff to p...

Total Grow Control EC ProbeThe 020‐AEC‐02 conductivity probe features a 316 stainless that will satisfy just about any industrial, power plant or ...

Total Grow Control pH ProbeThese industrial combination pH or ORP sensors use the conventional measurement technique, employing aprocess pH glass e...

Total Grow Control pH-EC Controller Four ParametersSelect the parameter you wish to measure from the menu. Choose from either Conductivity, pH, OR...

Total Grow Control Eden C Environmental Control SystemMeet Eden C, the complete control system for smaller grows. It is small yet precise, inexpens...

Total Grow Control Eden C - Batch Only Meet Eden C Batch, the nutrient delivery system for smaller grows. It is small yet precise, inexpensive and ...

Total Grow Control Eden LT Environmental Control SystemMeet Eden LT, the larger sibling of Eden C.  Eden LT boasts a larger Nutrient Delivery Tank,...

Total Grow Control Eden LT - Batch Only Meet Eden LT Batch, the larger sibling of Eden C.  Eden LT boasts a larger Nutrient Delivery Tank, additio...

Total Grow Control CO2, Humidity, Temperature, and Light Sensor The 080-EVC4 combines CO2, relative humidity (RH) and temperature (T) measurement a...

1 Set (ON/OFF) Metal Tripper for Intermatic T101 & T104 (TMHDT101 & TMHDT104) timers