Mars Hydro 2-in-1 Sensor and CO2 Sensor Combo for Controller 43

Price range: $89.99 through $159.99
Advanced PPFD and CO₂ sensor system designed for Controller 43 smart controller, enabling precise environmental monitoring and intelligent grow light optimisation for maximum plant growth efficiency. Suitable for grow tents, greenhouses, and hydroponic systems, with real-time light and CO₂ monitoring and automatic grow light adjustment based on PPFD data, helping maintain stable growing conditions. Package includes: 1 × MH-Sensor-CO2 1 × MH-Sensor-PAR 2 × 3m RJ12 Connection Cables 1 × RJ12 T-Shape Splitter 1 × Telescopic Rod Accessory NOTE: This product must be connected to Controller 43 smart controller, please make sure you have a controller first! 👉Please note that this is the previous-generation sensor kit and does not include the soil sensor. However, it is fully compatible with the controller and functions perfectly as intended. To reflect this, we’ve offered it at our best possible price. If the missing soil sensor is important to you, we kindly recommend considering this before placing your order.

Mars Hydro 4″ Inline Duct Fan and Carbon Filter Combo with iControl Smart Controller (Pre-order before May 31)

Original price was: $229.99.Current price is: $209.99.
  • Inline Fan/Duct/Filter Size: 4 Inch
  • Filter: Refillable carbon filter
  • Controller:2025 iControl Smart controller
  • Please note: The iControl controller does not include a power cord. Please connect the controller to the fan for power supply.
  • 4-Inch Inline Duct Fan & Carbon Filter Combo with iControl Smart Controller – a complete grow tent ventilation system that ensures powerful airflow, odor elimination, and smart climate control for healthier indoor plants.

Mars Hydro 6″ Inline Duct Fan and Carbon Filter Combo with iControl Smart Controller

Original price was: $299.99.Current price is: $269.99.
  • Inline Fan/Duct/Filter Size: 6 Inch
  • Filter: Refillable carbon filter
  • Controller:2025 iControl Smart controller
  • Please note: The iControl controller does not include a power cord. Please connect the controller to the fan for power supply.
  • 6-Inch Inline Duct Fan & Carbon Filter Combo with iControl Smart Controller – a complete grow tent ventilation system that ensures powerful airflow, odor elimination, and smart climate control for healthier indoor plants.

Mars Hydro Smart Sensor Kit – PPFD, CO₂, and Soil Sensors for iControl

Price range: $109.99 through $179.99
Work with the iControl controller or iHub Pro, Mars Hydro smart sensor kits empowers you to take full control of indoor garden's environment. Ideal for optimizing grow tents, grow rooms CO₂ sensor: Precisely monitors the growing environment's CO₂ levels. Working with the inline fan, it automatically adjusts the CO₂ content for optimal photosynthesis and plant growth. PPFD sensor: Offers real - time PPFD data and can self - adjust the levels to meet plants' growth needs at every stage. Soil sensor: It keeps track of crucial soil parameters like moisture, temperature, and nutrient levels. This enables informed decisions on watering, fertilizing, and soil care. Package includes: 1 × MH-Sensor-CO2 1 × MH-Sensor-PAR 1 × MH-Soil-Sensor 3 × 0.82ft RJ12 Connection Cables 3 × RJ12 T-Shape Splitters

Pre-order 2026 Mars Hydro iControl Smart Environmental Grow Room Controller – WiFi App Control for Light, Temp, Humidity & VPD

Original price was: $99.99.Current price is: $79.99.
Estimated Arrival: Jun 2–14 ✔ Standalone smart controller
✔ Mars Hydro RJ12 Device Connections (Lights, Fans, Humidifier, and Dehumidifier)
Upgraded to Full Environmental Control: Unlike the previous version that only supported grow lights, the new iControl connects to fans, humidifiers, dehumidifiers, and more—enabling complete grow environment automation. Smart Temperature & Humidity Strategy: Automatically adjusts connected devices based on real-time temperature, humidity, and VPD monitoring to maintain ideal growing conditions. Stage-Based Grow Automation: Customize light and climate settings for each plant stage—seedling, veg, flower—and the system will auto-switch modes based on your timeline. Supports Advanced Sensor Integration: Compatible with optional PPFD, soil moisture, and CO₂ sensors (sold separately) for precise, data-driven automation and better plant health. App Control, Logs & Smart Alerts: Monitor and control remotely with the iControl app. Get real-time data logs and instant alerts for disconnections or extreme conditions. Package include: 1x iControl 1x Temp/Humid/Light 3-in-1 Sensor 1x Power Supply 4x RJ12 T-Shape Splitter 3 x 0.25m (0.82ft) RJ12 Cord 5 x 2.5m (8.2ft) RJ12 Cord 2x Hanging Kits Note: This is the latest iControl model with upgraded features and a new system design. It is not compatible with previous Controller43 controllers or older Mars Hydro iHub-4ac power strips. To enjoy the new environmental control functions, a new controller and compatible devices are required.