Onset HOBO Water Data Loggers

Onset HOBO water data loggers set the standard for reliable, accurate data logging for water monitoring applications. Choose from four (4) connectivity options.

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.

Wireless Offload With Bluetooth

Optic USB For High Speed

Cloud-Based Monitoring Through HOBOlink

RX3000 Station HOBOnet

USB Direct Read-Out

U12-015

See some of our popular choices below:

Showing 21 to 40 of 45 products

Onset HOBO U20-001-01 Water Level Data Logger, 30', stainless steel
Model: U20-001-01

Your Price	$649.00 USD
Availability	6 to 7 Weeks

Qty:

Your Price	$649.00 USD
Availability	6 to 7 Weeks
Quantity	Quantity

Onset HOBO U20-001-02 Water Level Data Logger, 100', stainless steel
Model: U20-001-02

Your Price	$649.00 USD
Availability	1 to 2 Weeks

Qty:

Your Price	$649.00 USD
Availability	1 to 2 Weeks
Quantity	Quantity

Onset HOBO U20-001-03 Water Level Data Logger, 250', stainless steel
Model: U20-001-03

Your Price	$649.00 USD
Availability	5 Days

Qty:

Your Price	$649.00 USD
Availability	5 Days
Quantity	Quantity

Onset HOBO U12-015-02 Stainless Steel Temperature Data Logger with 5" probe
Model: U12-015-02

Your Price	$565.00 USD
Availability	8 to 9 Weeks

Qty:

Your Price	$565.00 USD
Availability	8 to 9 Weeks
Quantity	Quantity

Onset HOBO U20L-04 Water Level Data Logger, 13'
Model: U20L-04

Your Price	$419.00 USD
Availability	1 Week

Qty:

Your Price	$419.00 USD
Availability	1 Week
Quantity	Quantity

Onset HOBO U20L-01 Water Level Data Logger, 30'
Model: U20L-01

Your Price	$419.00 USD
Availability	8 to 9 Weeks

Qty:

Your Price	$419.00 USD
Availability	8 to 9 Weeks
Quantity	Quantity

Onset HOBO U20L-02 Water Level Data Logger, 100'
Model: U20L-02

Your Price	$419.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$419.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

Onset HOBO U12-015 Stainless Steel Temperature Data Logger
Model: U12-015

Your Price	$375.00 USD
Availability	8 to 9 Weeks

Qty:

Your Price	$375.00 USD
Availability	8 to 9 Weeks
Quantity	Quantity

Onset HOBO U-DTW-1 Waterproof Shuttle and Base Station
Model: U-DTW-1

Your Price	$355.00 USD
Availability	7 to 8 Weeks

Qty:

Your Price	$355.00 USD
Availability	7 to 8 Weeks
Quantity	Quantity

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

Your Price	$255.00 USD
Availability	6 to 7 Weeks

Qty:

Your Price	$255.00 USD
Availability	6 to 7 Weeks
Quantity	Quantity

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

Your Price	$255.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$255.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

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

Your Price	$215.00 USD
Availability	1 to 2 Weeks

Qty:

Your Price	$215.00 USD
Availability	1 to 2 Weeks
Quantity	Quantity

Onset HOBO UTBI-001 TidbiT v2 Water Temperature Data Logger
Model: UTBI-001

Your Price	$199.00 USD
Availability	10 to 11 Weeks

Qty:

Your Price	$199.00 USD
Availability	10 to 11 Weeks
Quantity	Quantity

Onset HOBO BASE-U-4 Universal Optic USB Base Station
Model: BASE-U-4

Your Price	$199.00 USD
Availability	1 Week

Qty:

Your Price	$199.00 USD
Availability	1 Week
Quantity	Quantity

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

Your Price	$190.00 USD
Availability	8 to 9 Weeks

Qty:

Your Price	$190.00 USD
Availability	8 to 9 Weeks
Quantity	Quantity

Onset HOBO U22-001 Pro v2 Water Temperature Data Logger
Model: U22-001

Your Price	$189.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$189.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

Onset HOBO TidbiT MX2204 Wireless Temperature Data Logger, 5000'
Model: MX2204

Your Price	$175.00 USD
Availability	5 to 6 Weeks

Qty:

Your Price	$175.00 USD
Availability	5 to 6 Weeks
Quantity	Quantity

Onset HOBO TidbiT MX2203 Wireless Temperature Data Logger, 400'
Model: MX2203

Your Price	$165.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$165.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

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

Your Price	$145.00 USD
Availability	6 to 7 Weeks

Qty:

Your Price	$145.00 USD
Availability	6 to 7 Weeks
Quantity	Quantity

Onset HOBO UA-003-64 Pendant Event Data Logger, 64 KB
Model: UA-003-64

Your Price	$145.00 USD
Availability	8 to 9 Weeks

Qty:

Your Price	$145.00 USD
Availability	8 to 9 Weeks
Quantity	Quantity

Showing 21 to 40 of 45 products

4.8/5 Stars

4.8/5 Stars

Onset HOBO Water Data Loggers

Onset HOBO U20-001-01 Water Level Data Logger, 30', stainless steel Model: U20-001-01

Qty:

Onset HOBO U20-001-02 Water Level Data Logger, 100', stainless steel Model: U20-001-02

Qty:

Onset HOBO U20-001-03 Water Level Data Logger, 250', stainless steel Model: U20-001-03

Qty:

Onset HOBO U12-015-02 Stainless Steel Temperature Data Logger with 5" probe Model: U12-015-02

Qty:

Onset HOBO U20L-04 Water Level Data Logger, 13' Model: U20L-04

Qty:

Onset HOBO U20L-01 Water Level Data Logger, 30' Model: U20L-01

Qty:

Onset HOBO U20L-02 Water Level Data Logger, 100' Model: U20L-02

Qty:

Onset HOBO U12-015 Stainless Steel Temperature Data Logger Model: U12-015

Qty:

Onset HOBO U-DTW-1 Waterproof Shuttle and Base Station Model: U-DTW-1

Qty:

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

Qty:

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

Qty:

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

Qty:

Onset HOBO UTBI-001 TidbiT v2 Water Temperature Data Logger Model: UTBI-001

Qty:

Onset HOBO BASE-U-4 Universal Optic USB Base Station Model: BASE-U-4

Qty:

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

Qty:

Onset HOBO U22-001 Pro v2 Water Temperature Data Logger Model: U22-001

Qty:

Onset HOBO TidbiT MX2204 Wireless Temperature Data Logger, 5000' Model: MX2204

Qty:

Onset HOBO TidbiT MX2203 Wireless Temperature Data Logger, 400' Model: MX2203

Qty:

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

Qty:

Onset HOBO UA-003-64 Pendant Event Data Logger, 64 KB Model: UA-003-64

Qty:

Onset HOBO U20-001-01 Water Level Data Logger, 30', stainless steel
Model: U20-001-01

Onset HOBO U20-001-02 Water Level Data Logger, 100', stainless steel
Model: U20-001-02

Onset HOBO U20-001-03 Water Level Data Logger, 250', stainless steel
Model: U20-001-03

Onset HOBO U12-015-02 Stainless Steel Temperature Data Logger with 5" probe
Model: U12-015-02

Onset HOBO U20L-04 Water Level Data Logger, 13'
Model: U20L-04

Onset HOBO U20L-01 Water Level Data Logger, 30'
Model: U20L-01

Onset HOBO U20L-02 Water Level Data Logger, 100'
Model: U20L-02

Onset HOBO U12-015 Stainless Steel Temperature Data Logger
Model: U12-015

Onset HOBO U-DTW-1 Waterproof Shuttle and Base Station
Model: U-DTW-1

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

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

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

Onset HOBO UTBI-001 TidbiT v2 Water Temperature Data Logger
Model: UTBI-001

Onset HOBO BASE-U-4 Universal Optic USB Base Station
Model: BASE-U-4

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

Onset HOBO U22-001 Pro v2 Water Temperature Data Logger
Model: U22-001

Onset HOBO TidbiT MX2204 Wireless Temperature Data Logger, 5000'
Model: MX2204

Onset HOBO TidbiT MX2203 Wireless Temperature Data Logger, 400'
Model: MX2203

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

Onset HOBO UA-003-64 Pendant Event Data Logger, 64 KB
Model: UA-003-64