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Meters & Monitoring
Meters & Monitoring
423 products from 54 brands
All Meters & Monitoring (423)
Controllers & Monitors (144)
Thermometers & Hygrometers (40)
Calibration & Solutions (40)
Combo Meters (44)
Timers (28)
Showing 145–168 of 401 products
TrolMaster
TrolMaster 500ft RJ12 Cable Roll (ECS-500)
$136.50
SKU: TRCECS500
In Stock
Shop Now
TrolMaster
TrolMaster 6 Outputs 24V Control Board (OA6-24)
$100.28
SKU: TRCOA624
In Stock
Shop Now
TrolMaster
TrolMaster Aqua-X Sensor board (Aqua-X PRO only) (AMP-3)
$142.80
SKU: TRCAMP3
In Stock
Shop Now
TrolMaster
TrolMaster Aqua-X Water Detector + Touch Spot for Flood Alert (WD-1)
$77.18
SKU: TRCWD1
In Stock
Shop Now
TrolMaster
TrolMaster Carbon-X CO2 Sensor with Cable Set (MBS-K30)
$299.99
SKU: TRCMBSK30
In Stock
Shop Now
TrolMaster
TrolMaster CO2 Alarm Station, Amber Light (AS-3)
$219.45
SKU: TRCAS3
Low Stock — 5 left
Shop Now
TrolMaster
TrolMaster CO2 Alarm Station, Blue Light (AS-4)
$219.45
SKU: TRCAS4
In Stock
Shop Now
TrolMaster
TrolMaster Controller Cabinet Door without pre-cut window (SCC-D)
$103.95
SKU: TRCSCCD
In Stock
Shop Now
TrolMaster
TrolMaster Controller Cabinet Door without pre-cut window for SCC-2 (SCC-D2)
$119.50
SKU: TRCSCCD2
In Stock
Shop Now
TrolMaster
TrolMaster Digital Day/Night Remote Controller (BETA-1)
$142.28
SKU: TRCBETA1
In Stock
Shop Now
TrolMaster
TrolMaster Digital Flow Meter to the Controller for Aqua-X Pro only (DFM-1)
$103.95
SKU: TRCDFM1
In Stock
Shop Now
TrolMaster
TrolMaster Drop-in/Inline Heavy Duty Nutrient EC/Temp Sensor (PCT-3)
$241.50
SKU: TRCPCT3
In Stock
Shop Now
TrolMaster
TrolMaster Drop-in/Inline Heavy Duty Nutrient pH Sensor (PPH-3)
$219.45
SKU: TRCPPH3
In Stock
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TrolMaster
TrolMaster Dry Contact Station (DSD-1)
$82.95
SKU: TRCDSD1
In Stock
Shop Now
TrolMaster
TrolMaster Expander Station 4 (4RS-1)
$152.25
SKU: TRC4RS1
In Stock
Shop Now
TrolMaster
TrolMaster Full Spectrum Quantum PAR Sensor (MBS-PAR)
$399.99
SKU: TRCMBSPAR
In Stock
Shop Now
TrolMaster
TrolMaster Group Control Lighting Adaptor, forThinkGrow Model-I (LMA-G)
$95.55
SKU: TRCLMAG
In Stock
Shop Now
TrolMaster
TrolMaster Grow Camera (TC-2)
$99.00
SKU: TRCTC2
In Stock
Shop Now
TrolMaster
TrolMaster Hawkeye Monitor (CM-1)
$271.22
SKU: TRCCM1
In Stock
Shop Now
TrolMaster
TrolMaster Hydro-X 3-in-1 Temp/Humidity/Light Sensor Replacement (MBS-TH)
$82.95
SKU: TRCMBSTH
In Stock
Shop Now
TrolMaster
TrolMaster Hydro-X CO2 Sensor (MBS-S8)
$233.10
SKU: TRCMBSS8
In Stock
Shop Now
TrolMaster
TrolMaster In-Tank EC+Temp Sensor, Heavy Duty (PCT-2)
$219.45
SKU: TRCPCT2
In Stock
Shop Now
TrolMaster
TrolMaster Intank pH Sensor, Heavy Duty (PPH-2)
$197.40
SKU: TRCPPH2
In Stock
Shop Now
TrolMaster
TrolMaster Lantern Schedule Lighting Adapter Compatible with 0-10V (LMA-24)
$95.55
SKU: TRCLMA24
In Stock
Shop Now
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Best pH Meters for Growing
Complete pH & Nutrient Availability Guide
PAR & Optimal Light Levels Guide
Environmental Monitoring Setup
