BLUELAB Sample Tube and Fittings Kit – Inline Probe Housing for pH/EC Monitoring
The Bluelab Sample Tube and Fittings kit enables inline measurement of pH, EC, and temperature without opening your reservoir. Designed for use with Bluelab Guardian Monitors and Pro Controllers, this kit includes probe ports and a drain valve for easy calibration and maintenance. Ideal for grow environments where the reservoir is located further than 2 meters away from the monitor or controller, it ensures accurate readings while minimizing contamination and probe wear.
Key Features
- Allows inline monitoring of pH, EC, and temperature without reservoir access
- Includes 3 probe fittings and 1 drain port with valve
- Compatible with Guardian Monitor, Guardian Monitor Inline and Pro Controller
- Designed for reservoirs further than 2 meters (6.5 ft) away from monitor or controller unit
- Vertical installation prevents trapped bubbles and deposit buildup
- Not suitable for high-pressure systems; max pressure 15 psi / 1 bar
Application Guide
- Installation: Mount vertically near monitor or controller; insert probes into designated ports
- Maintenance: Clean and calibrate probes regularly; hydrate pH probe in KCl solution
- Ensure system pressure does not exceed 15 psi; avoid UV exposure and temperature extremes
Available Sizes
- Single kit with fittings and drain valve
| Metric | Value |
|---|---|
| SKU | SG-S0657 |
| Brand | Bluelab |
| Product Name | Sample Tube and Fitting |
| Form | Gear |
| Use Phase | Monitoring / Calibration |










