Monitors & Timers
Showing 65–80 of 143 results
-
TrolMaster Carbon-X CO2 Alarm System (CDA-1)
$550.20Estimated delivery dates: Aug 20, 2026 - Aug 25, 2026 -
TrolMaster CO2 Alarm Station (Amber light) (AS-3)
$219.45Estimated delivery dates: Aug 20, 2026 - Aug 25, 2026 -
TrolMaster CO2 Alarm Station (AS-1)
$131.25Estimated delivery dates: Aug 20, 2026 - Aug 25, 2026 -
TrolMaster CO2 Alarm Station (Blue light) (AS-4)
$219.45Estimated delivery dates: Aug 20, 2026 - Aug 25, 2026 -
TrolMaster CO2 Alarm Station 2 (AS-2)
$219.45Estimated delivery dates: Aug 20, 2026 - Aug 25, 2026 -
TrolMaster CO2 Device Station (DSC-1)
$73.50Estimated delivery dates: Aug 20, 2026 - Aug 25, 2026 -
TrolMaster CO2 Emergency Stop Station (DSE-1)
$109.20Estimated delivery dates: Aug 20, 2026 - Aug 25, 2026 -
TrolMaster Controller Cabinet Door without pre-cut window (SCC-D)
$103.95Estimated delivery dates: Aug 20, 2026 - Aug 25, 2026 -
TrolMaster Device Station Kit (4RS-2)
$210.00Estimated delivery dates: Aug 20, 2026 - Aug 25, 2026 -
TrolMaster Digital Day / Night Fan Speed Controller (BETA-2)
$98.70Estimated delivery dates: Aug 20, 2026 - Aug 25, 2026 -
TrolMaster Digital Day / Night Humidity (BETA-6)
$120.17Estimated delivery dates: Aug 20, 2026 - Aug 25, 2026 -
TrolMaster Digital Day / Night Temperature Controller (BETA-4)
$77.18Estimated delivery dates: Aug 20, 2026 - Aug 25, 2026 -
TrolMaster Digital Day/Night Remote Controller (BETA-1)
$142.28Estimated delivery dates: Aug 20, 2026 - Aug 25, 2026 -
TrolMaster Digital Flow Meter to the Controller for Aqua-X Pro only (DFM-1)
$103.95Estimated delivery dates: Aug 20, 2026 - Aug 25, 2026 -
TrolMaster Drop-in/inline Heavy Duty Nutrient EC/Temp Sensor (PCT-3)
$241.50Estimated delivery dates: Aug 20, 2026 - Aug 25, 2026 -
TrolMaster Drop-in/inline Heavy Duty Nutrient pH Sensor (PPH-3)
$219.45Estimated delivery dates: Aug 20, 2026 - Aug 25, 2026
&url=https://jollygreenhydroponics.com/product/trolmaster-carbon-x-co2-alarm-system-cda-1/&media=https://jollygreenhydroponics.com/wp-content/uploads/2026/06/TRCCDA1_1-1024x853.jpg){kind=link}
%20(AS-3)&url=https://jollygreenhydroponics.com/product/trolmaster-co2-alarm-station-amber-light-as-3/&media=https://jollygreenhydroponics.com/wp-content/uploads/2026/06/TRCAS3_1-1024x853.jpg){kind=link}
&url=https://jollygreenhydroponics.com/product/trolmaster-co2-alarm-station-as-1/&media=https://jollygreenhydroponics.com/wp-content/uploads/2026/06/TRCAS1_1-1024x853.jpg){kind=link}
%20(AS-4)&url=https://jollygreenhydroponics.com/product/trolmaster-co2-alarm-station-blue-light-as-4/&media=https://jollygreenhydroponics.com/wp-content/uploads/2026/06/TRCAS4_1-1024x853.jpg){kind=link}
&url=https://jollygreenhydroponics.com/product/trolmaster-co2-alarm-station-2-as-2/&media=https://jollygreenhydroponics.com/wp-content/uploads/2026/06/TRCAS2_1-1024x853.jpg){kind=link}
&url=https://jollygreenhydroponics.com/product/trolmaster-co2-device-station-dsc-1/&media=https://jollygreenhydroponics.com/wp-content/uploads/2026/06/TRCDSC1_1-1024x853.jpg){kind=link}
&url=https://jollygreenhydroponics.com/product/trolmaster-co2-emergency-stop-station-dse-1/&media=https://jollygreenhydroponics.com/wp-content/uploads/2026/06/TRCDSE1_1-1024x853.jpg){kind=link}
&url=https://jollygreenhydroponics.com/product/trolmaster-controller-cabinet-door-without-pre-cut-window-scc-d/&media=https://jollygreenhydroponics.com/wp-content/uploads/2026/06/TRCSCCD_1-1024x853.jpg){kind=link}
&url=https://jollygreenhydroponics.com/product/trolmaster-device-station-kit-4rs-2/&media=https://jollygreenhydroponics.com/wp-content/uploads/2026/06/TRC4RS2_1-1024x853.jpg){kind=link}
&url=https://jollygreenhydroponics.com/product/trolmaster-digital-day-night-fan-speed-controller-beta-2/&media=https://jollygreenhydroponics.com/wp-content/uploads/2026/06/TRCBETA2_1-1024x853.jpg){kind=link}
&url=https://jollygreenhydroponics.com/product/trolmaster-digital-day-night-humidity-beta-6/&media=https://jollygreenhydroponics.com/wp-content/uploads/2026/06/TRCBETA6_1-1024x853.jpg){kind=link}
&url=https://jollygreenhydroponics.com/product/trolmaster-digital-day-night-temperature-controller-beta-4/&media=https://jollygreenhydroponics.com/wp-content/uploads/2026/06/TRCBETA4_1-1024x853.jpg){kind=link}
&url=https://jollygreenhydroponics.com/product/trolmaster-digital-day-night-remote-controller-beta-1/&media=https://jollygreenhydroponics.com/wp-content/uploads/2026/06/TRCBETA1_1-1024x853.jpg){kind=link}
&url=https://jollygreenhydroponics.com/product/trolmaster-digital-flow-meter-to-the-controller-for-aqua-x-pro-only-dfm-1/&media=https://jollygreenhydroponics.com/wp-content/uploads/2026/06/TRCDFM1_1-1024x853.jpg){kind=link}
&url=https://jollygreenhydroponics.com/product/trolmaster-drop-in-inline-heavy-duty-nutrient-ec-temp-sensor-pct-3/&media=https://jollygreenhydroponics.com/wp-content/uploads/2026/06/TRCPCT3_1-1024x853.jpg){kind=link}
&url=https://jollygreenhydroponics.com/product/trolmaster-drop-in-inline-heavy-duty-nutrient-ph-sensor-pph-3/&media=https://jollygreenhydroponics.com/wp-content/uploads/2026/06/TRCPPH3_1-1024x853.jpg){kind=link}