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 RX3004-SYS-KIT-813 Remote Weather Station Starter Kit-

Onset HOBO RX3004-SYS-KIT-813 Remote Weather Station Starter Kit
Model: RX3004-SYS-KIT-813

Your Price $3164.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $3164.00 USD
Availability 2 to 3 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 COUPLER2-A Coupler for UA Pendant Data Loggers-

Onset HOBO COUPLER2-A Coupler for UA Pendant Data Loggers
Model: COUPLER2-A

Your Price $17.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $17.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO COUPLER2-E Coupler for Onset HOBO Pro v2-

Onset HOBO COUPLER2-E Coupler for Onset HOBO Pro v2
Model: COUPLER2-E

Your Price $17.00 USD
Availability 1 Week

Qty:

Your Price $17.00 USD
Availability 1 Week
Quantity

Onset HOBO DESICCANT5 Desiccant Replacement Pack for the UA-003-

Onset HOBO DESICCANT5 Desiccant Replacement Pack for the UA-003
Model: DESICCANT5

Your Price $12.00 USD
Availability 1 Week

Qty:

Your Price $12.00 USD
Availability 1 Week
Quantity

Onset HOBO DESIC-PACK Desiccant pack for Outdoor/Industrial data loggers, 2-pack-

Onset HOBO DESIC-PACK Desiccant pack for Outdoor/Industrial data loggers, 2-pack
Model: DESIC-PACK

Your Price $10.00 USD
Availability 8 to 9 Weeks

Qty:

Your Price $10.00 USD
Availability 8 to 9 Weeks
Quantity

Onset HOBO HP-B Lithium Battery, 3.6 V-

Onset HOBO HP-B Lithium Battery, 3.6 V
Model: HP-B

Your Price $15.00 USD
Availability 5 to 6 Weeks

Qty:

Your Price $15.00 USD
Availability 5 to 6 Weeks
Quantity

Onset HOBO HRB-TEMP-1 Replacement Batteries, 5-pack-

Onset HOBO HRB-TEMP-1 Replacement Batteries, 5-pack
Model: HRB-TEMP-1

Your Price $13.00 USD
Availability 1 to 2 Weeks

Qty:

Your Price $13.00 USD
Availability 1 to 2 Weeks
Quantity

Onset HOBO M-MLA Mast Level-

Onset HOBO M-MLA Mast Level
Model: M-MLA

Your Price $16.34 USD
Availability 2 to 3 Weeks

Qty:

Your Price $16.34 USD
Availability 2 to 3 Weeks
Quantity

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

We Ship Free on Orders Over &99 within Canada