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Data Loggers and Sensors for monitoring indoor, outdoor and aquatic environments.

MX2500 Electrode Storage Cap
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MX2500 Electrode Storage Cap

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MX2500-STORE-CAP
The electrode storage cap is used to protect the pH electrode in the HOBO MX pH Logger, as well as to properly store the electrode in proper pH storage solution (MX2500-STORE-SOLN). The storage cap has the added benefit of being able to be used for field calibrations.
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Ultrasonic Wind Speed and... Ultrasonic Wind Speed and... 2
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Ultrasonic Wind Speed and Direction Smart Sensor

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S-WCG-M003
The Ultrasonic Wind Speed and Direction Smart Sensor is compact and rugged with no moving parts. Because this sensor is ultrasonic it is able to measure very low wind speeds, down to 0.4 m/s (compared to 1.0 m/s for our mechanical sensors). As with all Onset smart sensors, this sensor is plug-and-play with HOBO stations (RX3000, USB Micro Station, H22,...
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No-lead Water Flow Meter...
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No-lead Water Flow Meter Sensor

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T-MINOL-130-NL
Measure cold and hot water flow rates with this compact, affordable water meter. The small-sized T-MINOL-130-NL is designed for deployment in apartments, assisted living communities, and other commercial buildings. Please note, the T-MINOL is configured for use with 3/4" pipes. (Use step-ups or step-downs to deploy the T-MINOL with 1/2" or 1" pipe...
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InTemp CX Gateway
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InTemp CX Gateway

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CX5000
The CX Gateway links your InTemp data loggers seamlessly to the InTempConnect cloud-based data platform to provide real-time alert notifications for InTemp loggers automatically. Just place the Gateway within a 100-foot range of one or more loggers and connect it to your local Wi-Fi or Ethernet. If an excursion occurs, alerts can be sent from...
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MT300D-HOBO Soil Moisture...
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MT300D-HOBO Soil Moisture Sensor for HOBO UX120-006M and U12s dataloggers.

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MT300D-HOBO
The MT300D-HOBO is a probe for obtaining soil moisture content (% VWC).  Specially developed for the HOBO logger and to be used by the HOBOware program, it is not suitable for any other use. Electronically built around a Microcontroller of last generation, it detects to a frequency of 70 MHz. The variations, in relation to the medium in which it is, later...
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HOBO Bluetooth Low Energy... HOBO Bluetooth Low Energy... 2
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HOBO Bluetooth Low Energy Water Level Data Logger

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MX2001
The HOBO® MX2001 is the industry’s first water level data logger designed for convenient wireless setup and download from mobile devices via Bluetooth Low Energy. The logger dramatically simplifies and lowers the cost of field data collection by providing wireless access to high-accuracy water level and temperature measurements right from a mobile phone...
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HOBO Pendant®... HOBO Pendant®... 2
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Light Intensity

HOBO Pendant® Temperature/Light 64K Data Logger

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UA-002-64
This miniature data logger can record temperature and relative light levels. Complete with waterproof casing, this product is designed for indoor, outdoor, and underwater deployment. This model can store approximately 52,000 measurments of 10-bit readings.
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HOBOnet Soil Moisture EC-5... HOBOnet Soil Moisture EC-5... 2
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HOBOnet Soil Moisture EC-5 Sensor

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RXW-SMC-868
The HOBOnet Wireless Soil Moisture Sensor integrates the field-proven ECH2O™ EC5 Sensor and provides readings directly in volumetric water content. The sensor's high-frequency design minimizes sensitivity to salinity and textural effects, and gives it a wide measurement range. HOBOnet Wireless Sensors communicate data directly to the RX3000 weather...
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12-Bit Temperature (17m...
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12-Bit Temperature (17m cable) Smart Sensor

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S-TMB-M017
The 12-bit Temperature Smart Sensor provides < ± 0.2° C total accuracy and resolution of < ± 0.03° C over the range of from 0° to 50° C. The full measurement range is -40° to 100° C. A selectable measurement-averaging feature further improves accuracy. Reliable service is assured by a stainless steel sensor tip and robust cable rated for immersion...
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HOBO Temperature/Relative... HOBO Temperature/Relative... 2
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HOBO Temperature/Relative Humidity/2 External Channels Data Node

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ZW-007
The HOBO® ZW-007 is an easy-to-deploy, 4-channel wireless data node. It includes an external 2m temperature/relative humidity sensor probe, and features two additional analog ports. It wirelessly transmits data in real time, reducing the costs and inconvenience associated with manual data offload.
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MX2500 Calibration Beaker
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MX2500 Calibration Beaker

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MX2500-CAL-BKR
The 118,29mm calibration beaker can be used to calibrate the HOBO MX pH Logger and to store calibration solutions.
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R.M. Young Wind Monitor-AQ...
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R.M. Young Wind Monitor-AQ (model 05305) Adapter

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S-WCB-M003
€0.00
The S-WCB-M003 adapter connects the R.M. Young Wind Monitor-AQ Sensor (model 05305) with Onset's line of research-grade weather stations, including the HOBO U30 Remote Monitoring System, H21, and H22 weather station and energy monitoring systems. The R.M. Young 05305 Wind Monitor-AQ meets EPA guidelines for air quality measurements - 0.4 mph accuracy; 0.9...
Leaf Wetness Sensor
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Leaf Wetness Sensor

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RXW-LWA-868
The HOBOnet Leaf Wetness Sensor provides accurate leaf wetness data for a variety of growing and research applications. The sensor is ready to use and does not require any painting or coating. It uses a capacitive grid that is less sensitive to surface residues than resistive grid-based sensors, and comes preconditioned for long-term stability and...
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RXW-WL-868 HOBOnet Water... RXW-WL-868 HOBOnet Water... 2
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RXW-WL-868 HOBOnet Water Level Sensor Interface

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RXW-WL-868
The HOBOnet water level sensor interface features a pre-configured, easily deployed wireless sensor that communicates accurate, reliable water level data directly to a HOBO RX3000 or HOBO MicroRX station, the core component of the HOBOnet remote monitoring system.IMPORTANT INFORMATIONA complete system requires at least one HOBOnet Water Level Sensor, a...
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HOBOnet Solar Radiation... HOBOnet Solar Radiation... 2
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HOBOnet Solar Radiation (Silicon Pyranometer) Sensor

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RXW-LIB-868
The HOBOnet Wireless Solar Radiation (Silicon Pyranometer) Sensor is calibrated to measure light intensity for frequencies relevant for solar radiation. HOBOnet Wireless Sensors communicate data directly to the RX3000 weather station or pass data through other wireless sensors back to the central station. They are preconfigured and ready to deploy, and...
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HOBO Water Level Data... HOBO Water Level Data... 2
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HOBO Water Level Data Logger (0 - 4m)

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U20-001-04
Monitor water levels and temperatures in wells, streams, lakes and wetlands (freshwater) with this 13-foot HOBO Water Level Data Logger. With its narrow range this logger provides the best accuracy in shallow waters. This logger offers a great value and easy deployment since there are no cumbersome vent tubes or desiccants to maintain. For saltwater...
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HOBO Motor On/Off Data... HOBO Motor On/Off Data... 2
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HOBO Motor On/Off Data Logger (84.650 measurements)

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UX90-004
The HOBO Motor On/Off data logger records motor on and off conditions within an AC magnetic field with its internal sensor, or mechanical dry contact closures from external sensing devices. This data logger is ideal for tracking the usage & runtimes of motors, pumps, compressors, and other equipment. The HOBO UX90-004 Motor On/Off Data Logger is...
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HOBO Four-Channel Data Node... HOBO Four-Channel Data Node... 2
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HOBO Four-Channel Data Node (1 Temp, 1 RH, 1 Analog and 1 Pulse)

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ZW-005
The HOBO® ZW-005 is an easy-to-deploy, 4-channel wireless temperature/relative humidity data node. It includes an external 2m temperature/relative humidity sensor probe, and features one analog port, and one pulse input port. It wirelessly transmits data in real time, reducing the costs and inconvenience associated with manual data offload.
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pH Calibration Solutions...
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pH Calibration Solutions (475 mL ea.)

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MX2500-CAL-xx
€0.00
The pH 4.01, 7.00, and 10.00 Calibration Solutions (475 mL bottles) are used to calibrate the pH electrode in the HOBO MX pH Logger.
R.M. Young Marine Wind...
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R.M. Young Marine Wind Monitor (model 05106) Adapter

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S-WCC-M003
The S-WCC-M003 adapter connects the R.M. Young Marine Wind Monitor Sensor (model 05106) with Onset's line of research-grade weather stations, including the HOBO U30 Remote Monitoring System, H21, and H22 weather station and energy monitoring systems. The R.M. Young 05106 Marine Wind Monitor is extra rugged for marine use.
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Protector contra la...
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Protector contra la radiación solar (ensamblado)

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M-RSA
Preassembled for quick deployment, the solar radiation shield is recommended for temperature and relative humidity measurement accuracy in locations exposed to direct or reflected solar radiation. Mounts on tripods, masts, or flat vertical surfaces. The following loggers require mounting brackets for use with the M-RSA:    HOBO MX2301 or MX2305 loggers...
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HOBOnet PAR Sensor HOBOnet PAR Sensor 2
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HOBOnet PAR Sensor

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RXW-LIA-868
The HOBOnet Wireless Photosynthetic Active Radiation (PAR) Sensor measures light intensity for frequencies relevant to photosynthesis. HOBOnet Wireless Sensors communicate data directly to the RX3000 weather station or pass data through other wireless sensors back to the central station. They are preconfigured and ready to deploy, and data is accessed...
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HOBO Motor On/Off Data... HOBO Motor On/Off Data... 2
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HOBO Motor On/Off Data Logger (346.795 measurements)

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UX90-004M
The HOBO Motor On/Off data logger records motor on and off conditions within an AC magnetic field with its internal sensor, or mechanical dry contact closures from external sensing devices. This data logger is ideal for tracking the usage & runtimes of motors, pumps, compressors, and other equipment. The HOBO UX90-004 Motor On/Off Data Logger is...
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