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 COUPLER2-C Replacement Coupler-

Onset HOBO COUPLER2-C Replacement Coupler
Model: COUPLER2-C

Your Price $15.00 USD
Availability 1 to 2 Weeks

Qty:

Your Price $15.00 USD
Availability 1 to 2 Weeks
Quantity

Onset HOBO MX2301A Wireless Temperature/RH Humidity Data Logger-

Onset HOBO MX2301A Wireless Temperature/RH Humidity Data Logger
Model: MX2301A

Your Price $205.00 USD
Availability 4 to 5 Weeks

Qty:

Your Price $205.00 USD
Availability 4 to 5 Weeks
Quantity

Onset HOBO MX2302A External Wireless Temperature/Humidity Data Logger-

Onset HOBO MX2302A External Wireless Temperature/Humidity Data Logger
Model: MX2302A

Your Price $245.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $245.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO MX2303 Wireless Temperature Data Logger with two external sensors-

Onset HOBO MX2303 Wireless Temperature Data Logger with two external sensors
Model: MX2303

Your Price $245.00 USD
Availability 6 to 7 Weeks

Qty:

Your Price $245.00 USD
Availability 6 to 7 Weeks
Quantity

Onset HOBO MX2304 Wireless Temperature Data Logger with external sensor-

Onset HOBO MX2304 Wireless Temperature Data Logger with external sensor
Model: MX2304

Your Price $180.00 USD
Availability 8 to 9 Weeks

Qty:

Your Price $180.00 USD
Availability 8 to 9 Weeks
Quantity

Onset HOBO MX2305 Wireless Temperature Data Logger with internal sensor-

Onset HOBO MX2305 Wireless Temperature Data Logger with internal sensor
Model: MX2305

Your Price $135.00 USD
Availability 6 to 7 Weeks

Qty:

Your Price $135.00 USD
Availability 6 to 7 Weeks
Quantity

Onset HOBO MX2300-RS-BRACKET Mounting Bracket for RS1 or M-RSA-

Onset HOBO MX2300-RS-BRACKET Mounting Bracket for RS1 or M-RSA
Model: MX2300-RS-BRACKET

Your Price $19.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $19.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO SP-007 Ethernet/Wifi Limited Power Data Plan for the RX3000-

Onset HOBO SP-007 Ethernet/Wifi Limited Power Data Plan for the RX3000
Model: SP-007

Your Price $126.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $126.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO CABLE-DR-010 Direct Read Cable, 32.8'-

Onset HOBO CABLE-DR-010 Direct Read Cable, 32.8'
Model: CABLE-DR-010

Your Price $184.00 USD
Availability 8 to 9 Weeks

Qty:

Your Price $184.00 USD
Availability 8 to 9 Weeks
Quantity

Onset HOBO MX2001-01-SS Wireless Water Level Data Logger with 29.5' SS sensor-

Onset HOBO MX2001-01-SS Wireless Water Level Data Logger with 29.5' SS sensor
Model: MX2001-01-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 MX2001-01-SS-S Water Level sensor, 29.5', stainless steel-

Onset HOBO MX2001-01-SS-S Water Level sensor, 29.5', stainless steel
Model: MX2001-01-SS-S

Your Price $435.00 USD
Availability 10 to 11 Weeks

Qty:

Your Price $435.00 USD
Availability 10 to 11 Weeks
Quantity

Onset HOBO MX2001-01-Ti Wireless Water Level Data Logger with 29.5' titanium sensor-

Onset HOBO MX2001-01-Ti Wireless Water Level Data Logger with 29.5' titanium sensor
Model: MX2001-01-Ti

Your Price $825.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $825.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO MX2001-01-Ti-S Water Level sensor, 29.5', titanium-

Onset HOBO MX2001-01-Ti-S Water Level sensor, 29.5', titanium
Model: MX2001-01-Ti-S

Your Price $480.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $480.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO MX2001-02-SS-S Water Level sensor, 30m, stainless steel-

Onset HOBO MX2001-02-SS-S Water Level sensor, 30m, stainless steel
Model: MX2001-02-SS-S

Your Price $435.00 USD
Availability 5 Days

Qty:

Your Price $435.00 USD
Availability 5 Days
Quantity

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

We Ship Free on Orders Over &99 within Canada