OnSet HOBO Data Loggers

Onset is an established global leader in the design and manufacture of data loggers, sensors, software, and accessories. The company’s HOBO brand of temperature, humidity, and water-level data loggers are made in the USA and used by companies around the world for accurate and reliable environmental assessments. HOBO® data loggers suit a broad scope of environmental monitoring applications, from office buildings to manufacturing plants and coastal research facilities. Transcat offers a complete selection of Onset products, including the HOBO brand of data loggers, external sensors, and other valuable products that meet monitoring and recording demands. We also offer ISO 17025 accredited temperature calibration and humidity calibration services for Onset HOBO and hundreds of other manufacturers.
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  1. Onset HOBO Data Loggers T-CDI-5400-20S
    Onset HOBO Data Loggers T-CDI-5400-20S Compressed Air Flowmeter for 2" Pipe
    Order #: T-CDI-5400-20S
    Mfg #: T-CDI-5400-20S
    Availability: Item ships in about Ships in 2-3 weeks
    $629.00
    Compressed Air Flowmeter for 2" Pipe Learn More
  2. Onset HOBO Data Loggers CTV-C
    Onset HOBO Data Loggers CTV-C Transformer, 0-100 Amp, AC
    Order #: CTV-C
    Mfg #: CTV-C
    Availability: In stock
    $95.00
    Transformer, 0-100 Amp, AC Learn More
  3. Onset HOBO Data Loggers CTV-E
    Onset HOBO Data Loggers CTV-E Transformer,0-600AMP AC
    Order #: CTV-E
    Mfg #: CTV-E
    Availability: Item ships in about Ships in 2-3 weeks
    $120.00
    Transformer,0-600AMP AC Learn More
  4. Onset HOBO Data Loggers BHW-PRO-CD
    Onset HOBO Data Loggers BHW-PRO-CD HOBOware Pro V.3 Software CD for PC & Mac
    Order #: BHW-PRO-CD
    Mfg #: BHW-PRO-CD
    Availability: Item ships in about Ships in 2-3 weeks
    $99.00
    HOBOware Pro V.3 Software CD for PC & Mac Learn More
  5.  Onset HOBO U12-008 4-Channel External Data Logger
    Onset HOBO Data Loggers U12-008 4-Channel External Data Logger Outdoor
    Order #: U12-008
    Mfg #: U12-008
    Availability: Item ships in about Ships in 2-3 weeks
    $249.00
    4-Channel External Data Logger Outdoor Learn More
  6. Onset HOBO Data Loggers U12
    Onset HOBO Data Loggers U12 Temperature/Relative Humidity DataLogger Realtime LCD Display
    Order #: U14-001
    Mfg #: U14-001
    Availability: Item ships in about Ships in 2-3 weeks
    $230.00
    Temperature/Relative Humidity DataLogger Realtime LCD Display Learn More
  7. Onset HOBO Data Loggers CABLE-4-20MA
    Onset HOBO Data Loggers CABLE-4-20MA Input Adaptor Cable,4-20mA
    Order #: CABLE-4-20MA
    Mfg #: CABLE-4-20MA
    Availability: Item ships in about Ships in 1-2 weeks
    $25.00
    Input Adaptor Cable,4-20mA Learn More
  8. Onset HOBO RS1 Solar Radiation Shield Mounting
    Onset HOBO Data Loggers RS1 Solar Radiation Shield-unassembled
    Order #: RS1
    Mfg #: RS-1
    Availability: Item ships in about Ships in 1-2 weeks
    $79.00
    Solar Radiation Shield-unassembled Learn More
  9. Onset HOBO Data Loggers H21-002
    Onset HOBO Data Loggers H21-002 4-Channel Weatherproof Station Logging/Outdoor Environments
    Order #: H21-002
    Mfg #: H21-002
    Availability: Item discontinued
    $231.00
    View details
    4-Channel Weatherproof Station Logging/Outdoor Environments Learn More
  10. Onset HOBO Data Loggers KIT-D-U20-01
    Onset HOBO Data Loggers KIT-D-U20-01 HOBO Water Level Deluxe Kit (30')
    Order #: KIT-D-U20-01
    Mfg #: KIT-D-U20-01
    Availability: Item ships in about Ships in 2-3 weeks
    $1,137.00
    HOBO Water Level Deluxe Kit (30') Learn More
  11. Onset HOBO Data Loggers KIT-D-U20-02
    Onset HOBO Data Loggers KIT-D-U20-02 HOBO Water Level Deluxe Kit (100')
    Order #: KIT-D-U20-02
    Mfg #: KIT-D-U20-02
    Availability: Item ships in about Ships in 2-3 weeks
    $1,137.00
    HOBO Water Level Deluxe Kit (100') Learn More
  12. Onset HOBO Data Loggers KIT-D-U20-04
    Onset HOBO Data Loggers KIT-D-U20-04 HOBO Water Level Deluxe Kit (13')
    Order #: KIT-D-U20-04
    Mfg #: KIT-D-U20-04
    Availability: Item ships in about Ships in 2-3 weeks
    $1,137.00
    HOBO Water Level Deluxe Kit (13') Learn More
  13. Onset HOBO Data Loggers KIT-S-U20-01
    Onset HOBO Data Loggers KIT-S-U20-01 HOBO Water Level Starter Kit (30')
    Order #: KIT-S-U20-01
    Mfg #: KIT-S-U20-01
    Availability: Item ships in about Ships in 2-3 weeks
    $604.00
    HOBO Water Level Starter Kit (30') Learn More
  14. Onset HOBO Data Loggers KIT-S-U20-02
    Onset HOBO Data Loggers KIT-S-U20-02 HOBO Water Level Starter Kit (100')
    Order #: KIT-S-U20-02
    Mfg #: KIT-S-U20-02
    Availability: Item ships in about Ships in 2-3 weeks
    $604.00
    HOBO Water Level Starter Kit (100') Learn More
  15. Onset HOBO Data Loggers KIT-S-U20-04
    Onset HOBO Data Loggers KIT-S-U20-04 HOBO Water Level Starter Kit (13')
    Order #: KIT-S-U20-04
    Mfg #: KIT-S-U20-04
    Availability: Item ships in about Ships in 2-3 weeks
    $604.00
    HOBO Water Level Starter Kit (13') Learn More
  16. Onset HOBO Data Loggers MX1101
    Onset HOBO Data Loggers MX1101 Wireless Temperature & Relative Humidity Data Logger Bluetooth
    Order #: MX1101
    Mfg #: MX1101
    Availability: In stock
    $135.00
    Wireless Temperature & Relative Humidity Data Logger Bluetooth Learn More
  17. Onset HOBO Data Loggers RG3
    Onset HOBO Data Loggers RG3 Data Logging Rain Gauge
    Order #: RG3
    Mfg #: RG3
    Availability: Item ships in about Ships in 2-3 weeks
    $420.00
    Data Logging Rain Gauge Learn More
  18. Onset HOBO Data Loggers S-BPB-CM50
    Onset HOBO Data Loggers S-BPB-CM50 Barometric Pressure Sensor w/50cm Cab
    Order #: S-BPB-CM50
    Mfg #: S-BPB-CM50
    Availability: Item ships in about Ships in 1-2 weeks
    $249.00
    Barometric Pressure Sensor w/50cm Cab Learn More
  19. Onset HOBO S-LIA-M003 Photosynthetic Light (PAR) with 3m cable Smart Sensor
    Onset HOBO Data Loggers S-LIA-M003 PAR Sensor w/3m Cable
    Order #: S-LIA-M003
    Mfg #: S-LIA-M003
    Availability: Item ships in about Ships in 2-3 weeks
    $220.00
    PAR Sensor w/3m Cable Learn More
  20. Onset HOBO Data Loggers S-LIA-M008
    Onset HOBO Data Loggers S-LIA-M008 PAR Sensor w/8m Cable
    Order #: S-LIA-M008
    Mfg #: S-LIA-M008
    Availability: Item discontinued
    $250.00
    View details
    PAR Sensor w/8m Cable Learn More
  21. Onset HOBO Data Loggers S-LIA-M018
    Onset HOBO Data Loggers S-LIA-M018 PAR Sensor w/18m Cable
    Order #: S-LIA-M018
    Mfg #: S-LIA-M018
    Availability: Item discontinued
    $250.00
    View details
    PAR Sensor w/18m Cable Learn More
  22. Onset HOBO Data Loggers S-LIB-M003
    Onset HOBO Data Loggers S-LIB-M003 Silicon Pyranometer Sensor w/3m Cable
    Order #: S-LIB-M003
    Mfg #: S-LIB-M003
    Availability: Item ships in about Ships in 2-3 weeks
    $210.00
    Silicon Pyranometer Sensor w/3m Cable Learn More
  23. Onset HOBO Data Loggers S-LWA-M003
    Onset HOBO Data Loggers S-LWA-M003 Leaf Wetness Smart Sensor
    Order #: S-LWA-M003
    Mfg #: S-LWA-M003
    Availability: Item ships in about Ships in 2-3 weeks
    $132.00
    Leaf Wetness Smart Sensor Learn More
  24. Onset HOBO Data Loggers S-RGA-M002
    Onset HOBO Data Loggers S-RGA-M002 Rain Gauge(.01")w/2m Cable
    Order #: S-RGA-M002
    Mfg #: S-RGA-M002
    Availability: Item ships in about Ships in 2-3 weeks
    $410.00
    Rain Gauge(.01")w/2m Cable Learn More
  25. Onset HOBO Data Loggers S-RGB-M002
    Onset HOBO Data Loggers S-RGB-M002 Rain Gauge(0.2mm)w/2m Cable
    Order #: S-RGB-M002
    Mfg #: S-RGB-M002
    Availability: Item ships in about Ships in 2-3 weeks
    $410.00
    Rain Gauge(0.2mm)w/2m Cable Learn More
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