TrolMaster Hydro-X CO2 Sensor (MBS-S8)
TrolMaster Hydro-X CO2 Sensor (MBS-S8)
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Order by 3pm Mon–Thu for next-working-day delivery · FREE delivery over £50 · Free Wembley pickup
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Description
Keep CO2 Dialled In and Automated With Hydro-X
The TrolMaster MBS-S8 CO2 Sensor measures carbon dioxide in parts per million (PPM) and plugs straight into the Hydro-X environmental control system. Paired with a DSC-2 CO2 device station, it lets the Hydro-X controller regulate supplemental CO2 automatically, so plants get the concentration they need for efficient photosynthesis and stronger development through veg and flower in hydro, coco or soil.
What's Included
- CO2 Sensor (MBS-S8)
- 16 ft RJ12 cable
- RJ12 T-splitter
Key Benefits
- Accurate CO2 measurement in parts per million within tents and grow rooms
- Direct Hydro-X integration with the TrolMaster environmental controller
- Automated CO2 control when paired with DSC-2 device stations
- Built-in photocell detects day and night modes automatically
- Optimises photosynthesis for stronger growth and improved yield
- Plug and play RJ12 installation with the supplied splitter for multiple modules
CO2 Depletion in Sealed Grow Rooms
In sealed rooms and hydroponic systems, plants can consume available CO2 faster than it is replenished, and once levels drop too low, photosynthesis slows, stunting vegetative growth and limiting yield in flower. The MBS-S8 monitors CO2 continuously and feeds data to the Hydro-X controller, which fires CO2 equipment through the DSC-2 whenever levels fall below target. Its built-in photocell ensures dosing only runs during lights-on, so no CO2 is wasted when plants cannot use it.
How to Use
- Mount the sensor at canopy height for accurate readings.
- Connect it to the Hydro-X controller with the supplied 16 ft RJ12 cable.
- Use the RJ12 T-splitter if connecting further modules.
- Set target CO2 levels in the Hydro-X controller.
- Pair the sensor with one or more DSC-2 device stations to control CO2 regulators or generators; the system then maintains levels automatically.
Technical Specifications
- Measurement: CO2 concentration in PPM, with built-in day/night photocell
- Compatibility: TrolMaster Hydro-X controller (pair with DSC-2 for control)
- Output voltage: 0 to 11.5V
- Maximum current: 0.2A
- Connectivity: RJ12, plug and play
- Operating range: 0 to 50 degrees C, humidity 90 percent or lower
- Dimensions: 16 x 8.6 x 8.6 cm
- Weight: 0.37 kg
- Included: MBS-S8 sensor, 16 ft RJ12 cable, RJ12 T-splitter

Free next-day delivery on orders over £50 (order by 3pm Mon–Thu). Heavy-item surcharges are always shown at checkout before you pay — we only ever charge what delivery costs us. Prefer to collect? Free pickup at our Wembley store.

