Water

Onset HOBO data loggers set the standard for reliable, accurate data logging for water monitoring applications.

HOBO water applications

Get data you can count on, from data loggers you can trust, with Onset's HOBO water monitoring solutions that are...

  • Highly accurate

  • Easily deployed

  • Durable

  • Affordable

Water is our most precious – and most at-risk – resource, so it’s more important than ever to assess and monitor impacts from climate change, urban development, and agriculture. Whether you need to track water temperature in a stream, or groundwater levels or salinity in an estuary, HOBO products offer cost-effective solutions for a wide range of water parameters and applications.


Onset HOBO MX2001-03-SS Wireless Water Level Data Logger with 719.7' SS sensor-

Onset HOBO MX2001-03-SS Wireless Water Level Data Logger with 719.7' SS sensor
Model: MX2001-03-SS

Your Price $780.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $780.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO MX2001-03-SS-S Water Level sensor, 719.7', stainless steel-

Onset HOBO MX2001-03-SS-S Water Level sensor, 719.7', stainless steel
Model: MX2001-03-SS-S

Your Price $435.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $435.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO MX2001-04-SS Wireless Water Level Data Logger with 13.1' SS sensor-

Onset HOBO MX2001-04-SS Wireless Water Level Data Logger with 13.1' SS sensor
Model: MX2001-04-SS

Your Price $780.00 USD
Availability 9 to 10 Weeks

Qty:

Your Price $780.00 USD
Availability 9 to 10 Weeks
Quantity

Onset HOBO MX2001-04-SS-S Water Level sensor, 13.1', stainless steel-

Onset HOBO MX2001-04-SS-S Water Level sensor, 13.1', stainless steel
Model: MX2001-04-SS-S

Your Price $435.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $435.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO MX2001-04-Ti Wireless Water Level Data Logger with 13.1' titanium sensor-

Onset HOBO MX2001-04-Ti Wireless Water Level Data Logger with 13.1' titanium sensor
Model: MX2001-04-Ti

Your Price $825.00 USD
Availability 8 to 9 Weeks

Qty:

Your Price $825.00 USD
Availability 8 to 9 Weeks
Quantity

Onset HOBO MX2001-04-Ti-S Water Level sensor, 13.1', titanium-

Onset HOBO MX2001-04-Ti-S Water Level sensor, 13.1', titanium
Model: MX2001-04-Ti-S

Your Price $480.00 USD
Availability 1 to 2 Weeks

Qty:

Your Price $480.00 USD
Availability 1 to 2 Weeks
Quantity

Onset HOBO MX2001-TOP MX Wireless Water Level Data Logger, top-end unit-

Onset HOBO MX2001-TOP MX Wireless Water Level Data Logger, top-end unit
Model: MX2001-TOP

Your Price $380.00 USD
Availability 7 to 8 Weeks

Qty:

Your Price $380.00 USD
Availability 7 to 8 Weeks
Quantity

Onset HOBO CABLE-DR-030 Direct Read Cable, 98.4'-

Onset HOBO CABLE-DR-030 Direct Read Cable, 98.4'
Model: CABLE-DR-030

Your Price $316.00 USD
Availability 5 Days

Qty:

Your Price $316.00 USD
Availability 5 Days
Quantity

Onset HOBO CABLE-DR-060 Direct Read Cable, 196.9'-

Onset HOBO CABLE-DR-060 Direct Read Cable, 196.9'
Model: CABLE-DR-060

Your Price $518.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $518.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO CABLE-DR-5.0 Direct Read Cable, 16.4'-

Onset HOBO CABLE-DR-5.0 Direct Read Cable, 16.4'
Model: CABLE-DR-5.0

Your Price $151.00 USD
Availability 11 to 12 Weeks

Qty:

Your Price $151.00 USD
Availability 11 to 12 Weeks
Quantity

Onset HOBO A-WNB-LEADSET Voltage Input Lead Set-

Onset HOBO A-WNB-LEADSET Voltage Input Lead Set
Model: A-WNB-LEADSET

Your Price $149.00 USD
Availability 1 Week

Qty:

Your Price $149.00 USD
Availability 1 Week
Quantity

Onset HOBO U22-U24-CAP Communications Window Cap, 5-pack-

Onset HOBO U22-U24-CAP Communications Window Cap, 5-pack
Model: U22-U24-CAP

Your Price $29.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $29.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO RS1 Solar Radiation Shield-

Onset HOBO RS1 Solar Radiation Shield
Model: RS1

Your Price $127.00 USD
Availability 3 to 4 Weeks

Qty:

Your Price $127.00 USD
Availability 3 to 4 Weeks
Quantity

Onset HOBO BOOT-BLK Protective Boot for WTemp Pro Data Logger, black-

Onset HOBO BOOT-BLK Protective Boot for WTemp Pro Data Logger, black
Model: BOOT-BLK

Your Price $26.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $26.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO BOOT-TIDBIT-BK Protective Boot for TidbiT, 5-pack, black-

Onset HOBO BOOT-TIDBIT-BK Protective Boot for TidbiT, 5-pack, black
Model: BOOT-TIDBIT-BK

Your Price $31.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $31.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO BOOT-TIDBIT-WH Protective Boot for TidbiT, 5-pack, white-

Onset HOBO BOOT-TIDBIT-WH Protective Boot for TidbiT, 5-pack, white
Model: BOOT-TIDBIT-WH

Sale Price $20.00 USD
Regular Price $25.00 USD
Availability 5 in Stock

Qty:

Sale Price $20.00 USD
Regular Price $25.00 USD
Availability 5 in Stock
Quantity

Onset HOBO CABLE-1-50 Stainless Steel Cable, 50'-

Onset HOBO CABLE-1-50 Stainless Steel Cable, 50'
Model: CABLE-1-50

Your Price $133.00 USD
Availability 1 Week

Qty:

Your Price $133.00 USD
Availability 1 Week
Quantity

Onset HOBO CABLE-1-CRIMP Crimp Sleeve for CABLE-1-XX, 12-pack-

Onset HOBO CABLE-1-CRIMP Crimp Sleeve for CABLE-1-XX, 12-pack
Model: CABLE-1-CRIMP

Your Price $56.00 USD
Availability 1 to 2 Weeks

Qty:

Your Price $56.00 USD
Availability 1 to 2 Weeks
Quantity

Onset HOBO AC-SENS-1 AC Power Adapter, 12 VDC power-

Onset HOBO AC-SENS-1 AC Power Adapter, 12 VDC power
Model: AC-SENS-1

Your Price $39.00 USD
Availability 7 to 8 Weeks

Qty:

Your Price $39.00 USD
Availability 7 to 8 Weeks
Quantity

Onset HOBO AC-U30 AC Power Adapter-

Onset HOBO AC-U30 AC Power Adapter
Model: AC-U30

Your Price $75.00 USD
Availability 4 to 5 Weeks

Qty:

Your Price $75.00 USD
Availability 4 to 5 Weeks
Quantity

We Ship Free on Orders Over &99 within Canada