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Outdoor

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

Whether it’s a stand-alone data logger, a weather station, or a web-enabled field monitoring system, Onset HOBO outdoor monitoring products are:

Highly accurate
Easily deployed
Affordable

From agricultural research, to ecology studies, to farming – Onset HOBO’s weatherproof data loggers and stations offer unparalleled ease-of-use and deliver exceptional reliability – even in the harshest outdoor environments.

Showing 101 to 120 of 252 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 MX2500-CAL-10 Calibration Solution, pH 10.00, 475 mL
Model: MX2500-CAL-10

Your Price	$19.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$19.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

Onset HOBO MX2500-CAL-4 Calibration Solution, pH 4.01, 475 mL
Model: MX2500-CAL-4

Your Price	$19.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$19.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

Onset HOBO MX2500-CAL-7 Calibration Solution, pH 7.00, 475 mL
Model: MX2500-CAL-7

Your Price	$19.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$19.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

Onset HOBO MX2500-CAL-BKR Calibration Beaker for the MX2501, 4 oz
Model: MX2500-CAL-BKR

Your Price	$7.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$7.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

Onset HOBO MX2500-CAL-KIT Calibration Kit
Model: MX2500-CAL-KIT

Your Price	$60.00 USD
Availability	1 to 2 Weeks

Qty:

Your Price	$60.00 USD
Availability	1 to 2 Weeks
Quantity	Quantity

Onset HOBO MX2500-ELECTRODE Replacement Electrode for the MX2501
Model: MX2500-ELECTRODE

Your Price	$139.00 USD
Availability	3 to 4 Weeks

Qty:

Your Price	$139.00 USD
Availability	3 to 4 Weeks
Quantity	Quantity

Onset HOBO MX2500-END-CAP Replacement End Cap for the MX2501
Model: MX2500-END-CAP

Your Price	$131.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$131.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

Onset HOBO MX2500-GUARD Anti-Biofouling Copper Guard
Model: MX2500-GUARD

Your Price	$28.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$28.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

Onset HOBO MX2500-MAINT-KIT
Model: MX2500-MAINT-KIT

Your Price	$82.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$82.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

Onset HOBO MX2500-STORE-CAP Electrode Storage Cap
Model: MX2500-STORE-CAP

Your Price	$18.00 USD
Availability	7 to 8 Weeks

Qty:

Your Price	$18.00 USD
Availability	7 to 8 Weeks
Quantity	Quantity

Onset HOBO MX2500-STORE-SOLN Electrode Storage Solution, 475 mL
Model: MX2500-STORE-SOLN

Your Price	$29.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$29.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

Onset HOBO MXGTW1 MX Gateway
Model: MXGTW1

Your Price	$375.00 USD
Availability	10 to 11 Weeks

Learn More

Your Price	$375.00 USD
Availability	10 to 11 Weeks
Quantity	Quantity

Learn More

Onset HOBO RG3 Data Logging Rain Gauge, 0.01 in/hr accuracy
Model: RG3

Your Price	$575.00 USD
Availability	2 to 3 Weeks

Qty:

Your Price	$575.00 USD
Availability	2 to 3 Weeks
Quantity	Quantity

Onset HOBO RG3-M Data Logging Rain Gauge, 20 mm/hr accuracy
Model: RG3-M

Your Price	$575.00 USD
Availability	8 to 9 Weeks

Qty:

Your Price	$575.00 USD
Availability	8 to 9 Weeks
Quantity	Quantity

Onset HOBO RS1 Solar Radiation Shield
Model: RS1

Your Price	$105.00 USD
Availability	3 to 4 Weeks

Qty:

Your Price	$105.00 USD
Availability	3 to 4 Weeks
Quantity	Quantity

Showing 101 to 120 of 252 products

4.8/5 Stars

4.8/5 Stars

Outdoor

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 MX2500-CAL-10 Calibration Solution, pH 10.00, 475 mL Model: MX2500-CAL-10

Qty:

Onset HOBO MX2500-CAL-4 Calibration Solution, pH 4.01, 475 mL Model: MX2500-CAL-4

Qty:

Onset HOBO MX2500-CAL-7 Calibration Solution, pH 7.00, 475 mL Model: MX2500-CAL-7

Qty:

Onset HOBO MX2500-CAL-BKR Calibration Beaker for the MX2501, 4 oz Model: MX2500-CAL-BKR

Qty:

Onset HOBO MX2500-CAL-KIT Calibration Kit Model: MX2500-CAL-KIT

Qty:

Onset HOBO MX2500-ELECTRODE Replacement Electrode for the MX2501 Model: MX2500-ELECTRODE

Qty:

Onset HOBO MX2500-END-CAP Replacement End Cap for the MX2501 Model: MX2500-END-CAP

Qty:

Onset HOBO MX2500-GUARD Anti-Biofouling Copper Guard Model: MX2500-GUARD

Qty:

Onset HOBO MX2500-MAINT-KIT Model: MX2500-MAINT-KIT

Qty:

Onset HOBO MX2500-STORE-CAP Electrode Storage Cap Model: MX2500-STORE-CAP

Qty:

Onset HOBO MX2500-STORE-SOLN Electrode Storage Solution, 475 mL Model: MX2500-STORE-SOLN

Qty:

Onset HOBO MXGTW1 MX Gateway Model: MXGTW1

Onset HOBO RG3 Data Logging Rain Gauge, 0.01 in/hr accuracy Model: RG3

Qty:

Onset HOBO RG3-M Data Logging Rain Gauge, 20 mm/hr accuracy Model: RG3-M

Qty:

Onset HOBO RS1 Solar Radiation Shield Model: RS1

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 MX2500-CAL-10 Calibration Solution, pH 10.00, 475 mL
Model: MX2500-CAL-10

Onset HOBO MX2500-CAL-4 Calibration Solution, pH 4.01, 475 mL
Model: MX2500-CAL-4

Onset HOBO MX2500-CAL-7 Calibration Solution, pH 7.00, 475 mL
Model: MX2500-CAL-7

Onset HOBO MX2500-CAL-BKR Calibration Beaker for the MX2501, 4 oz
Model: MX2500-CAL-BKR

Onset HOBO MX2500-CAL-KIT Calibration Kit
Model: MX2500-CAL-KIT

Onset HOBO MX2500-ELECTRODE Replacement Electrode for the MX2501
Model: MX2500-ELECTRODE

Onset HOBO MX2500-END-CAP Replacement End Cap for the MX2501
Model: MX2500-END-CAP

Onset HOBO MX2500-GUARD Anti-Biofouling Copper Guard
Model: MX2500-GUARD

Onset HOBO MX2500-MAINT-KIT
Model: MX2500-MAINT-KIT

Onset HOBO MX2500-STORE-CAP Electrode Storage Cap
Model: MX2500-STORE-CAP

Onset HOBO MX2500-STORE-SOLN Electrode Storage Solution, 475 mL
Model: MX2500-STORE-SOLN

Onset HOBO MXGTW1 MX Gateway
Model: MXGTW1

Onset HOBO RG3 Data Logging Rain Gauge, 0.01 in/hr accuracy
Model: RG3

Onset HOBO RG3-M Data Logging Rain Gauge, 20 mm/hr accuracy
Model: RG3-M

Onset HOBO RS1 Solar Radiation Shield
Model: RS1