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 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

Regular Price $8.00 USD
Availability 2 to 3 Weeks

Qty:

Regular Price $8.00 USD
Availability 2 to 3 Weeks
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

Regular Price $10.00 USD
Availability 8 to 9 Weeks

Qty:

Regular Price $10.00 USD
Availability 8 to 9 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

Regular Price $10.00 USD
Availability 1 to 2 Weeks

Qty:

Regular Price $10.00 USD
Availability 1 to 2 Weeks
Quantity

Onset HOBO HRB-LI-AAA AAA Batteries, 2-pack-

Onset HOBO HRB-LI-AAA AAA Batteries, 2-pack
Model: HRB-LI-AAA

Regular Price $11.00 USD
Availability 2 to 3 Weeks

Qty:

Regular Price $11.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO S-ADAPT Modular Adaptor, 6 conductors-

Onset HOBO S-ADAPT Modular Adaptor, 6 conductors
Model: S-ADAPT

Regular Price $11.98 USD
Availability 2 to 3 Weeks

Qty:

Regular Price $11.98 USD
Availability 2 to 3 Weeks
Quantity

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

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

Regular Price $12.00 USD
Availability 1 Week

Qty:

Regular Price $12.00 USD
Availability 1 Week
Quantity

Onset HOBO CABLE-Onset HOBO-SHTL Shuttle Interface Cable-

Onset HOBO CABLE-Onset HOBO-SHTL Shuttle Interface Cable
Model: CABLE-HOBO-SHTL

Regular Price $12.00 USD
Availability 2 to 3 Weeks

Qty:

Regular Price $12.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO MX2201-02-ORING O-ring for the MX2201 and MX2202, 5-pack-

Onset HOBO MX2201-02-ORING O-ring for the MX2201 and MX2202, 5-pack
Model: MX2201-02-ORING

Regular Price $12.00 USD
Availability 6 to 7 Weeks

Qty:

Regular Price $12.00 USD
Availability 6 to 7 Weeks
Quantity

Onset HOBO MX2203-ORING O-ring for the MX2203, 5-pack-

Onset HOBO MX2203-ORING O-ring for the MX2203, 5-pack
Model: MX2203-ORING

Regular Price $12.00 USD
Availability 2 to 3 Weeks

Qty:

Regular Price $12.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO U-BOLT-KIT2 U-Bolts, 1 to ⅝"-

Onset HOBO U-BOLT-KIT2 U-Bolts, 1 to ⅝"
Model: U-BOLT-KIT2

Regular Price $12.00 USD
Availability 2 to 3 Weeks

Qty:

Regular Price $12.00 USD
Availability 2 to 3 Weeks
Quantity

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

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

Regular Price $13.00 USD
Availability 1 to 2 Weeks

Qty:

Regular Price $13.00 USD
Availability 1 to 2 Weeks
Quantity

Onset HOBO MX2200-RS-BRACKET Bracket for RS1 or M-RSA-

Onset HOBO MX2200-RS-BRACKET Bracket for RS1 or M-RSA
Model: MX2200-RS-BRACKET

Regular Price $13.00 USD
Availability 2 to 3 Weeks

Qty:

Regular Price $13.00 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO CABLE-MICRO-G Ground Wire for H21-USB-

Onset HOBO CABLE-MICRO-G Ground Wire for H21-USB
Model: CABLE-MICRO-G

Regular Price $14.00 USD
Availability 2 to 3 Weeks

Qty:

Regular Price $14.00 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

Regular Price $15.00 USD
Availability 2 to 3 Weeks

Qty:

Regular Price $15.00 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

Regular Price $15.00 USD
Availability 1 Week

Qty:

Regular Price $15.00 USD
Availability 1 Week
Quantity

Onset HOBO HP-B Lithium Battery, 3.6 V-

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

Regular Price $15.00 USD
Availability 5 to 6 Weeks

Qty:

Regular Price $15.00 USD
Availability 5 to 6 Weeks
Quantity

Onset HOBO COUPLER2-D Replacement Coupler for the TidbiT v2-

Onset HOBO COUPLER2-D Replacement Coupler for the TidbiT v2
Model: COUPLER2-D

Regular Price $15.00 USD
Availability 1 Week

Qty:

Regular Price $15.00 USD
Availability 1 Week
Quantity

Onset HOBO COUPLER2-C Replacement Coupler-

Onset HOBO COUPLER2-C Replacement Coupler
Model: COUPLER2-C

Regular Price $15.00 USD
Availability 1 to 2 Weeks

Qty:

Regular Price $15.00 USD
Availability 1 to 2 Weeks
Quantity

Onset HOBO M-MLA Mast Level-

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

Regular Price $16.34 USD
Availability 2 to 3 Weeks

Qty:

Regular Price $16.34 USD
Availability 2 to 3 Weeks
Quantity

Onset HOBO HRB-2/3AA Replacement Battery for MX2300-

Onset HOBO HRB-2/3AA Replacement Battery for MX2300
Model: HRB-2/3AA

Regular Price $17.00 USD
Availability 8 to 9 Weeks

Qty:

Regular Price $17.00 USD
Availability 8 to 9 Weeks
Quantity

Calibration Lab
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