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Water

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

Showing 21 to 40 of 155 products

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

Your Price	$215.00 USD
Availability	1 to 2 Weeks2 to 3 Weeks

Qty:

Your Price	$215.00 USD
Availability	1 to 2 Weeks2 to 3 Weeks
Quantity	Quantity

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

Your Price	$255.00 USD
Availability	2 to 3 Weeks3 to 4 Weeks

Qty:

Your Price	$255.00 USD
Availability	2 to 3 Weeks3 to 4 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 Weeks7 to 8 Weeks

Qty:

Your Price	$255.00 USD
Availability	6 to 7 Weeks7 to 8 Weeks
Quantity	Quantity

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

Your Price	$190.00 USD
Availability	8 to 9 Weeks9 to 10 Weeks

Qty:

Your Price	$190.00 USD
Availability	8 to 9 Weeks9 to 10 Weeks
Quantity	Quantity

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

Your Price	$145.00 USD
Availability	6 to 7 Weeks7 to 8 Weeks

Qty:

Your Price	$145.00 USD
Availability	6 to 7 Weeks7 to 8 Weeks
Quantity	Quantity

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

Your Price	$17.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$17.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

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	Quantity

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

Your Price	$35.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$35.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

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

Your Price	$110.00 USD
Availability	1 Week

Qty:

Your Price	$110.00 USD
Availability	1 Week
Quantity	Quantity

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

Your Price	$65.00 USD
Availability	4 to 5 Weeks

Qty:

Your Price	$65.00 USD
Availability	4 to 5 Weeks
Quantity	Quantity

Onset HOBO U12-015-03-ORING-KIT Replacement O-Ring Kit
Model: U12-015-03-Oring-Kit

Your Price	$24.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$24.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

Onset HOBO M-CDY Cable Caddy
Model: M-CDY

Your Price	$125.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$125.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

Onset HOBO M-GKA Grounding Kit
Model: M-GKA

Your Price	$90.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$90.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

Onset HOBO M-GWA Guy Wire Kit, 5 lbs
Model: M-GWA

Your Price	$90.00 USD
Availability	1 Week

Qty:

Your Price	$90.00 USD
Availability	1 Week
Quantity	Quantity

Onset HOBO M-SKA Stake Kit, 0.5"
Model: M-SKA

Your Price	$60.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$60.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

Onset HOBO M-SKB Stake Kit, 0.25"
Model: M-SKB

Your Price	$40.00 USD
Availability	3 to 4 Weeks

Qty:

Your Price	$40.00 USD
Availability	3 to 4 Weeks
Quantity	Quantity

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

Your Price	$150.00 USD
Availability	8 to 9 Weeks

Qty:

Your Price	$150.00 USD
Availability	8 to 9 Weeks
Quantity	Quantity

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

Your Price	$799.00 USD
Availability	9 to 10 Weeks

Qty:

Your Price	$799.00 USD
Availability	9 to 10 Weeks
Quantity	Quantity

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

Your Price	$449.00 USD
Availability	10 to 11 Weeks

Qty:

Your Price	$449.00 USD
Availability	10 to 11 Weeks
Quantity	Quantity

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

Your Price	$849.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$849.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

Showing 21 to 40 of 155 products

4.8/5 Stars

4.8/5 Stars

Water

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

Qty:

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

Qty:

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

Qty:

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

Qty:

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

Qty:

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

Qty:

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

Qty:

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

Qty:

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

Qty:

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

Qty:

Onset HOBO U12-015-03-ORING-KIT Replacement O-Ring Kit Model: U12-015-03-Oring-Kit

Qty:

Onset HOBO M-CDY Cable Caddy Model: M-CDY

Qty:

Onset HOBO M-GKA Grounding Kit Model: M-GKA

Qty:

Onset HOBO M-GWA Guy Wire Kit, 5 lbs Model: M-GWA

Qty:

Onset HOBO M-SKA Stake Kit, 0.5" Model: M-SKA

Qty:

Onset HOBO M-SKB Stake Kit, 0.25" Model: M-SKB

Qty:

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

Qty:

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

Qty:

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

Qty:

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

Qty:

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

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

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

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

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

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

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

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

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

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

Onset HOBO U12-015-03-ORING-KIT Replacement O-Ring Kit
Model: U12-015-03-Oring-Kit

Onset HOBO M-CDY Cable Caddy
Model: M-CDY

Onset HOBO M-GKA Grounding Kit
Model: M-GKA

Onset HOBO M-GWA Guy Wire Kit, 5 lbs
Model: M-GWA

Onset HOBO M-SKA Stake Kit, 0.5"
Model: M-SKA

Onset HOBO M-SKB Stake Kit, 0.25"
Model: M-SKB

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

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

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

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