Search
HOBO External Sensors
Sensors for HOBO Data Loggers.
Use filters on the left to find what your looking for.
Display
per page
12-Bit Temp Smart Sensor - S-TMB - 2, 6 and 17 Meter
The 12-bit Temperature Smart Sensor. Reliable service is assured by a stainless steel sensor tip and robust cable rated for immersion in water up to 50° C for up to 1 year.
$166.00 ex GST
TMCX-HD - Temperature sensors for Hobo data loggers, UX120, U12 and ZW Series
A temperature sensor for use with HOBO U, UX and ZW Series external-channel data loggers, this model measures temperature in air, water, or soil.
$61.00 ex GST
12-bit Temperature/RH Smart Sensor - S-THB - 2 and 8 Meter
The 12-bit Temperature/RH Smart Sensor is designed to work with all Onset data loggers that accept Smart Sensors. All sensor parameters are stored inside the Smart Sensor, which automatically communicates configuration data information to the logger without any programming, calibration, or extensive user setup.
$329.00 ex GST
Temperature Sensor (6' Sensor) - TMC6-HE
A faster response version of our TMC6-HD complete with a plated copper sensor probe that can be mounted to a pipe or flat surface.
$68.00 ex GST
Davis® 0.2 mm Rain Gauge Smart Sensor
A Low cost Rain Gauge for HOBO Smart Sensor Data Loggers.
$462.00 ex GST
Rainfall Smart Sensor 0.2mm (2m cable) - S-RGB-M002
This Rain Gauge Smart Sensor measures rainfall with intensity up to 12.7 cm per hour with a resolution of 20 mm, and 1% accuracy for rainfall rates up to 0.2 mm/hour. The tipping bucket mechanism is mounted on a stainless steel shaft with brass bearings. This model includes a 2m cable.
$952.00 ex GST
Stainless Steel Temp Probe (6' cable) Sensor - TMC6-HC
A food-grade stainless-steel temperature probe with pointed tip for use with HOBO U-Series external-channel data loggers or ZW series wireless datanodes.
$152.00 ex GST
RX3000 4-channel Analog Module Accessory - RXMOD-A1
The optional analog module has four analog inputs for HOBO RX3000 Remote Monitoring Station.
$209.00 ex GST
RX3000 Relay Module Accessory - RXMOD-R1
The optional Relay Module for HOBO RX3000 Remote Monitoring Station.
$209.00 ex GST
Mini Split-core AC Current Transformers - T-MAG-0400 for Loggers
The small size 5 to 75 AMP split-core AC Current Transformers (CT) are mounted around a current carrying wire to measure AC amperage. This CT provides a 0 to .333 Volt AC output proportional to current flow and are used with Onset loggers.
$92.00 ex GST
Split-Core Bi-Polar DC Transducer - T-VER-971BP-200
Split-Core Bi-Polar DC Transducer sensor that measures up to 200 Amps of DC current in both flow directions.
$640.00 ex GST
Wind Speed Smart Sensor with 3m cable Sensor - S-WSB-M003
Measure wind speed from 0 to 76 m/sec (0 to 170 mph). This smart sensor provides data reporting average wind speed and highest 3 second gust for each logging interval.
$555.00 ex GST
4-20 mA Input Cable - CABLE-4-20mA
Cable for connecting sensor with 4-20mA ouptut to HOBO U and X Series external-channel data loggers
$44.00 ex GST
Rogowski Coil Sensor for EG4100
Rope CTs are excellent for bus-bars and large switch-gear applications
$290.00 ex GST
Wind Direction Smart Sensor - S-WDA-M003
The Wind Direction Smart Sensor is a research-grade plug-and-play sensor for measuring and logging wind data. It provides average wind direction for the measurement interval. This highly-durable wind vane has a drip overhang for anti-icing. Its shielded stainless-steel ball bearings and static-dissipating housing provide a long sensor long life. The sensor calculates a unit vector average of the wind direction, providing data directly in degrees.
$812.00 ex GST
EG4100 Series Current Transformer Sensor
Split-core CTs from J&D Sensing offer a well constructed hinged body and are very accurate.
$82.00 ex GST
Wind Speed and Direction Smart Sensor Set - S-WSET-B
The Wind Sensor Set includes Onset's research-grade plug-and-play Wind Speed Smart Sensor and the Wind Direction Smart Sensor. This combination provides average wind speed, highest three-second wind gust and average wind direction for the measurement interval. These durable sensors will provide many years of accurate and reliable performance.
$1,300.00 ex GST
HOBOnet Manager
The HOBOnet Wireless Manager module is installed in an RX3000 station. Data is transmitted wirelessly from sensors across the network to the RX3000 station and then uploaded to HOBOlink, Onset’s innovative cloud-based software platform.
$260.00 ex GST
HOBOnet Repeater
The HOBOnet Wireless Repeater is designed to work with the HOBOnet Wireless Sensor Network. The repeater is ideal when there is an obstruction between wireless sensors and the RX3000 station or for extending the transmission range of wireless sensors in the network.
$244.00 ex GST
HOBOnet Soil Moisture 10HS Sensor
The HOBOnet Wireless Soil Moisture Sensor integrates the field-proven ECH2O™ 10HS Sensor and provides readings directly in volumetric water content. The 10cm probes measure soil moisture over a larger volume of soil, helping to average out any soil variability.
$578.00 ex GST
HOBOnet Soil Moisture EC-5 Sensor
The HOBOnet Wireless Soil Moisture Sensor integrates the field-proven ECH2O™ EC5 Sensor and provides readings directly in volumetric water content. HOBOnet Wireless Sensors communicate data directly to the RX3000 weather station.
$578.00 ex GST
HOBOnet Temp/RH Sensor
The HOBOnet Wireless Temperature and Relative Humidity Sensor provides a cost-effective and scalable solution for web-enabled monitoring of air temperature and humidity. HOBOnet Wireless Sensors communicate data directly to the RX3000 weather station or pass data through other wireless sensors back to the central station.
$470.00 ex GST
HOBOnet Temp Sensor
The HOBOnet Wireless Temperature Sensor provides a cost-effective and scalable solution for web-enabled monitoring of air, soil, and water temperatures. HOBOnet Wireless Sensors communicate data directly to the RX3000 weather station or pass data through other wireless sensors back to the central station.
$357.00 ex GST
HOBOnet Rainfall Sensor
The HOBOnet Wireless AeroCone® Rain Gauge records rainfall in 0.2-millimeter increments. HOBOnet Wireless Sensors communicate data directly to the RX3000 weather station or pass data through other wireless sensors back to the central station
$648.00 ex GST
HOBOnet Wind Speed and Direction Sensor
The HOBOnet Wireless Wind Speed and Direction Sensor records wind speed, wind gust, and wind direction. HOBOnet Wireless Sensors communicate data directly to the RX3000 weather station or pass data through other wireless sensors back to the central station.
$903.00 ex GST
HOBOnet Solar Radiation (Silicon Pyranometer) Sensor
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.
$564.00 ex GST
HOBOnet PAR Sensor
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.
$583.00 ex GST
External Input Cable to Measure DC Voltage: For 0-2.5, 5, 10, 24VDC, CABLE-ADAP and CABLE-2.5-STEREO
The CABLE-ADAPX and External Input Cable to Measure DC Voltage: CABLE-ADAP and CABLE-2.5-STEREO are external input cables providing analogue sensor input of 0-2.5Vdc, 0-5Vdc 0-10Vdc, 0-24Vdc max. for HOBO ZW Series data nodes, UX120, and U12 series data loggers with one or more analog inputs.
$18.00 ex GST
Solar Radiation Sensor (Silicon Pyranometer) Sensor - S-LIB-M003
The Solar Radiation Smart Sensor is a light sensor (silicon pyranometer) with a measurement range of 0 to 1280 W/m2 over a spectral range of 300 to 1100 nm. This sensor reports the average light intensity over a user-set set logging interval from a minimum of 1 second.
$366.00 ex GST
Barometric Pressure Smart Sensor - S-BPB-CM50
The Barometric Pressure Smart Sensor has a measurement range of 660 mb to 1070 mb (19.47 to 31.55 inHg), and can perform measurement averaging to obtain the highest accuracy
$434.00 ex GST
Intech IN-LLT Submersible Level Transmitter for Data Loggers
The Intech IN-LLT hydrostatic level transmitter is a fully sealed submersible pressure instrument designed for liquid level measurement.
$857.00 ex GST
Photosynthetic Light (PAR) Smart Sensor - S-LIA-M003
The Photosynthetic Light (PAR) Smart Sensor is intended to measure light intensity for the frequencies relevant for photosynthesis. This sensor has a measurement range of 0 to 2500 umol/m2/sec over wavelengths from 400 to 700 nm.
$383.00 ex GST
HWS Barometric Pressure Sensor - S-BPA-CM10
The Barometric Pressure Sensor provides average barometric pressure for each logging interval over the range of 660 mb to 1070 mb (19.47 to 31.55 inHg).
$260.00 ex GST
Contact Closure Pulse Input Adapter - S-UCD
The Contact Closure Pulse Input Adapter connects sensors with pulse outputs to loggers with smart-sensor inputs. This smart sensor is compatible with contact closures, such as tipping-bucket rain gauges or reed switches with a maximum input frequency of 2 Hz (2 pulses per second), and a preferred switch-type of normally-open
$129.00 ex GST
Electronic Switch Pulse Input Adapter - S-UCC
The Electronic Switch Pulse Input Adapter connects sensors with pulse outputs to loggers with smart-sensor inputs. This Smart Sensor is compatible with electronic switch closures such as FET or open-collector outputs, or CMOS-level logic signals with a maximum input frequency of 120 Hz (120 pulses per second).
$129.00 ex GST
Replacement sensor/cable for the ZW-005 and ZW-007 - CABLE-TEMP/RH
Replacement sensor/cable for the HOBO ZW-005 and HOBO ZW-007 wireless data nodes.
Includes temperature and RH sensor on 2m cable.
$157.00 ex GST
Split-core AC Current Sensor - CTV
A split-core AC current sensor with models over the range of 0 to 600 amps AC for use with HOBO UX120-006, U12 and ZW data loggers with external input channels.
$221.00 ex GST
Davis Wind Speed and Direction Smart Sensor Sensor
A Low cost Wind Speed and Direction for HOBO Smart Sensor Data Loggers
$694.00 ex GST
Leaf Wetness Smart Sensor Sensor - S-LWA-M003
The Leaf Wetness Smart Sensor provides accurate leaf wetness data in a number of growing and research applications. The sensor is ready to use and does not require any painting or coating.
$230.00 ex GST
Replacement sensor/cable for the U23-002 - CABLE-U23-002
Replacement sensor/cable for the U23-002
Includes temperature and RH sensor on 2m cable, and grommet with dome nut for cable entry
$157.00 ex GST
FlexSmart Analog Module (2 channels) - S-FS-CVIA for H22
The 12-bit FlexSmart Analog Input Module for use with the H22-001 Energy Logger handles two single-ended input channels with user-configurable ranges of 0 to 20mA DC or 0 to 20 V DC which is suitable for 2.5-, 5-, and 10-volt sensors.
$155.00 ex GST
ConLab 0-300 Volt AC Transmitter - T-CON-ACT-300
0-300 volt self-powered transformer for monitoring sine wave, single-phase AC voltage. Requires Input Cable for use with U12 loggers.
$323.00 ex GST
12-bit 4-20mA Input Adapter Sensor - S-CIA-CM14
The 12-bit 4-20 mA Input Adapter interfaces with any sensor providing a 4-20 mA signal to connect to smart sensor compatible data loggers. This adapter features both a non-switched input and a battery-saving switched input that extends the life of external batteries.
$148.00 ex GST
FlexSmart TRMS Module (2 channels) - S-FS-TRMSA for H22
The 12-bit two-channel FlexSmart True RMS Current / Voltage Module accepts an input range of 5mV to 512mV and is compatible with 333mV FS output sensors. Field wiring is 2-wire via screw terminals.
$166.00 ex GST
12-bit Voltage Input Adapter - S-VIA-CM14
The 12-bit Voltage Input Adapter interfaces with sensors providing 0-5 VDC signals to act as a smart sensor with compatible data loggers. This adapter features both a non-switched input and a battery-saving switched input that extends the life of external batteries. It also provides a trigger signal for controlling power to attached external sensors, while offering digital filtering which improves measurement accuracy with 32 readings/sample.
$138.00 ex GST
R.M. Young Wind Monitor-AQ (model 05305) Adapter Sensor - S-WCB-M003
The S-WCB-M003 adapter connects the R.M. Young Wind Monitor-AQ Sensor (model 05305) HOBO Stations
$261.00 ex GST
Type K 6 ft Beaded Thermocouple - TC6-K for Loggers
Range: 0 to 480°C. The Type K 6 ft Beaded Thermocouple probe includes 1.8m (6 feet) of insulated 30-AWG wire wound on an integrated spool caddy /sub miniature connector. Color-coded for type K (yellow) thermocouples according to the ANSI standard
$45.00 ex GST
Ultrasonic Wind Speed and Direction Smart Sensor - S-WCG
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
$1,995.00 ex GST
Type T 6 ft Beaded Thermocouple - TC6-T for loggers
Range: -200 to 180°C. The Type T 6 ft Beaded Thermocouple probe includes 1.8m (6') of insulated 30-AWG wire wound on an integrated spool caddy /subminiature connector
$45.00 ex GST
Type J 6 ft Beaded Thermocouple - TC6-J for Loggers
Range: 0 to 250°C. The Type J 6 ft Beaded Thermocouple probe includes 1.8m (6') of insulated 30-AWG wire wound on an integrated spool caddy /subminiature connector.
$45.00 ex GST
R.M. Young Marine Wind Monitor (model 05106) Adapter Sensor - S-WCC-M003
The S-WCC-M003 adapter connects the R.M. Young Marine Wind Monitor Sensor (model 05106) with HOBO Stations
$261.00 ex GST
Differential Air Pressure Transducer Sensor - T-VER-PXU-X
A Differential Pressure Transducer with user selectable units, uni- or bi-directional pressure ranges and analogue output (mA or Vdc)
$575.00 ex GST
R.M. Young Wind Sentry (model 03002) Adapter Sensor - S-WCD-M003
The S-WCD-M003 adapter connects the R.M. Young Wind Sentry Sensor (model 03002) HOBO Stations
$268.00 ex GST
R.M. Young Wind Monitor adapter for (models 05103) Sensor - S-WCE-M003
The S-WCE-M003 adapter connects the R.M. Young Wind Monitor Sensor (model 05103) with HOBO Stations
$261.00 ex GST
Air Velocity & Temperature Remote Head Sensor
The F350 series is a versatile, high performance, air velocity and air temperature sensor where the sensor element is built remotely from the sensor electronics.
$1,044.00 ex GST
Air Velocity and Temperature Sensor
The F300 series is a versatile and rugged, high-performance air velocity and air temperature sensor.
$914.00 ex GST
Room Air Quality (VOC) Transmitters QRT 24-series
The room air quality transmitters QRT 24 series for the measurement of VOC's (Volatile Organic Compounds)
$319.00 ex GST
10HS Soil Moisture Smart Sensor - S-SMD-M005 - Large area of influence
Measure soil moisture over a large volume of soil with the affordably-priced 10HS Soil Moisture Smart Sensor. This sensor integrates the field-proven 10HS Sensor and a 12-bit A/D. The 10cm probes measure soil moisture over a larger volume of soil which helps to average out any soil variability.
$323.00 ex GST
EC-5 Soil Moisture Smart Sensor - S-SMC-M005 - Small area of influence
Measure soil water content with the affordably-priced EC-5 Soil Moisture Smart Sensor; this sensor integrates the field-proven ECH2O™ Sensor and a 12-bit A/D. The sensor’s two-tine design makes the sensor easy to install. Readings are provided directly in volumetric water content.
$323.00 ex GST
300 Volt AC Potential Transformer - T-MAG-SPT-300
The Magnelab 300-Volt AC Potential Transformer is used with the FlexSmart TRMS Module to provide accurate measurement of AC voltage.
$207.00 ex GST
AC Current Switch - CSV-A8
The CSV-A8 is a split-core AC Current Sensor with adjustable threshold switch output to monitor when equipment turns on and off.
$214.00 ex GST
600 Volt AC Potential Transformer - T-MAG-SPT-600
The Magnelab 600-Volt AC Potential Transformer is used with the FlexSmart TRMS Module to provide accurate measurement of AC voltage.
$207.00 ex GST
Volatile Organic Compound (VOC) Sensor - T-ION-TVOC
Dependably measure volatile organic compounds with the TVOC sensor
Call for pricing
WattNode Advanced Pulse - kilowatt hour kWh energy meter
The Advanced Pulse WattNode is a true RMS AC watt-hour transducer with pulse output proportional to kWh consumed. The WattNode provides accurate measurement at low cost to meet your needs for sub-metering, net-metering, energy management, and performance contracting applications.
$383.00 ex GST
Davis Low Cost Tipping Bucket Rain Gauge - Pulse Output 0.2mm
Stand-alone rain collector with Pulse Output 0.2mm
$230.00 ex GST
ACT Series Split-Core Current Transformers - Accu-CT up to 250A
The Accu-CT revenue grade, split-core current transformer offers outstanding linearity and phase angle accuracy with a unique one-handed opening and closing mechanism.
$91.00 ex GST
ACT-1250 Series Split-Core Current Transformers 250A to 600A
The Accu-CT ACT-1250 series split-core current transformer (CT) offers revenue grade performance with a unique one-handed opening and closing mechanism
$125.00 ex GST
Air Differential Pressure Transmitters PTO-series
An Air Differential Pressure Transmitter PTO 500V with output 0-10 Vdc and pressure range 0-500 Pa.
$133.00 ex GST
VCP Air Differential Pressure Transmitters - PAT
Flexible & Multi Functional Air Differential Pressure Transmitter
PAT-series
$249.00 ex GST
VCP CO2 + Temp + RH Transmitter with Display - RCD 010 T
RCD 010 THD is a wall mounted combined Carbon Dioxide (CO2) + Humidity (rH) + Temperature (T) transmitter with display
$528.00 ex GST
VCP Duct CO2 sensor CDK
The duct CO2 sensor CDK is a maintenance-free, micro- processor-controlled unit designed for duct installation and is used to detect the CO2 content of the air.
$405.00 ex GST
Duct Air Quality (VOC) Transmitter QDT 24
The Duct air quality transmitters QDT 24 series for the measurement of VOC's (Volatile Organic Compounds)
$372.00 ex GST
VCP CO2+Temperature transmitter CDR 010T
The Carbon Dioxide (CO2) + Temperature transmitter CDR 010T is a self-calibrating microprocessor-controlled unit with 2 x 0-10VDC Outputs.
$286.00 ex GST
Carbon Monoxide (CO) Detector COW-series
The VCP Carbon Monoxide (CO) Detectors with a measuring range up to 300ppm are suitable for CO measurement in parking garages, tunnels, engine repair shops, loading bays, engine test benches, shelters, go-kart race courses etc.
$210.00 ex GST
Quality Guaranteed
Safe & Secure Payments
Quality Guaranteed