Outdoor

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

HOBO outdoor 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.


Onset HOBO U23-RS-CLAMPKIT Clamp Kit for U23-001-

Onset HOBO U23-RS-CLAMPKIT Clamp Kit for U23-001
Model: U23-RS-CLAMPKIT

Your Price $10.00 USD
Availability 1 to 2 Weeks

Qty:

Your Price $10.00 USD
Availability 1 to 2 Weeks
Quantity

Onset HOBO WELL-CAP-01 Well Cap-

Onset HOBO WELL-CAP-01 Well Cap
Model: WELL-CAP-01

Your Price $87.00 USD
Availability 5 to 6 Weeks

Qty:

Your Price $87.00 USD
Availability 5 to 6 Weeks
Quantity

Onset HOBO MX2500-ELECTRODE Replacement Electrode for the MX2501-

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

Your Price $170.00 USD
Availability 3 to 4 Weeks

Qty:

Your Price $170.00 USD
Availability 3 to 4 Weeks
Quantity

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

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

Your Price $157.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $157.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO MX2500-GUARD Anti-Biofouling Copper Guard-

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

Your Price $33.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $33.00 USD
Availability 2 to 3 Weeks
Quantity

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

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

Your Price $8.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $8.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO MX2500-STORE-CAP Electrode Storage Cap-

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

Your Price $21.00 USD
Availability 7 to 8 Weeks

Qty:

Your Price $21.00 USD
Availability 7 to 8 Weeks
Quantity

Onset HOBO MX2500-CAL-KIT Calibration Kit-

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

Your Price $69.00 USD
Availability 1 to 2 Weeks

Qty:

Your Price $69.00 USD
Availability 1 to 2 Weeks
Quantity

Onset HOBO MX2500-MAINT-KIT-

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

Your Price $99.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $99.00 USD
Availability 2 to 3 Weeks
Quantity

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

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

Your Price $22.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $22.00 USD
Availability 2 to 3 Weeks
Quantity

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

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

Your Price $22.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $22.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO MX2500-CAL-10 Calibration Solution, pH 10.00, 475 mL-

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

Your Price $22.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $22.00 USD
Availability 2 to 3 Weeks
Quantity

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

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

Your Price $33.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $33.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO SP-610 User-Supplied SIM Service Plan for the RX2100, 10 minute/1 minute-

Onset HOBO SP-610 User-Supplied SIM Service Plan for the RX2100, 10 minute/1 minute
Model: SP-610

Your Price $189.00 USD
Availability 11 to 12 Weeks

Qty:

Your Price $189.00 USD
Availability 11 to 12 Weeks
Quantity

Onset HOBO SP-811 Basic 4G Service Plan for the RX2100, 1 hour/1 minute, global-

Onset HOBO SP-811 Basic 4G Service Plan for the RX2100, 1 hour/1 minute, global
Model: SP-811

Your Price $252.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $252.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO SP-812 Basic 4G Service Plan for the RX2100, 1 hour/1 minute, US only-

Onset HOBO SP-812 Basic 4G Service Plan for the RX2100, 1 hour/1 minute, US only
Model: SP-812

Your Price $252.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $252.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO SP-813 Standard 4G Service Plan for the RX2100, 10 minutes/1 minute, global-

Onset HOBO SP-813 Standard 4G Service Plan for the RX2100, 10 minutes/1 minute, global
Model: SP-813

Your Price $379.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $379.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO SP-814 Standard 4G Service Plan for the RX2100, 10 minutes/1 minute, US only-

Onset HOBO SP-814 Standard 4G Service Plan for the RX2100, 10 minutes/1 minute, US only
Model: SP-814

Your Price $379.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $379.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO RX2101 MicroRX Station, battery-powered-

Onset HOBO RX2101 MicroRX Station, battery-powered
Model: RX2101

Your Price $735.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $735.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO RX2102 MicroRX Station with built-in solar panel-

Onset HOBO RX2102 MicroRX Station with built-in solar panel
Model: RX2102

Your Price $799.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $799.00 USD
Availability 2 to 3 Weeks
Quantity

We Ship Free on Orders Over &99 within Canada