HOBO Parts & Accessories

For years, Onset has been supplying research-grade data loggers to those looking for accurate, professional data measurements. To maintain the functionality and/or enhance the capability of our data loggers, we also offer a range of parts and accessories including data shuttles, cables, adapters, replacement parts, batteries, cases and more.

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1/16" Stainless Steel Cable 300ft - CABLE-1-300

Picture of 1/16" Stainless Steel Cable 300ft - CABLE-1-300

A 300-foot length of 1/16-inch diameter teflon-coated stainless steel cable, coiled and bound

$836.00 ex GST
[$919.60 inc GST]

1/16" Stainless Steel Cable 50ft - CABLE-1-50

Picture of 1/16" Stainless Steel Cable 50ft - CABLE-1-50

A 50-foot length of 1/16-inch diameter teflon-coated stainless steel cable, coiled and bound.

$161.00 ex GST
[$177.10 inc GST]

15 Watt Solar Panel Power

Picture of 15 Watt Solar Panel Power

This solar panel is ideal for very cloudy locations, higher latitudes, and/or when connecting analog sensors with high excitation power requirements.

$416.00 ex GST
[$457.60 inc GST]

2-Zone Remote Alarm - ARA for U14

Picture of 2-Zone Remote Alarm - ARA for U14

2-Zone Remote Alarm for the HOBO LCD Temp/RH Data Logger and other monitoring equipment with relay output

$166.00 ex GST
[$182.60 inc GST]

5 Watt Solar Panel Power

Picture of 5 Watt Solar Panel Power

This solar panel is suitable for most locations. Includes 45-degree bracket for mast mounting.

$184.00 ex GST
[$202.40 inc GST]

AC Power Adapter - 1.25A, 24vdc - AC-SENS-2 - for Loggers

Picture of AC Power Adapter - 1.25A, 24vdc - AC-SENS-2 - for Loggers

The AC-SENS-2 is an AC power adapter that provides 24VDC power to sensors that require it.

$37.00 ex GST
[$40.70 inc GST]

AC Power Adapter - 400mA, 12vdc - AC-SENS-1 - for Loggers

Picture of AC Power Adapter - 400mA, 12vdc - AC-SENS-1 - for Loggers

The AC-SENS-1 is an AC power adapter that provides 12VDC power to sensors that require it.

$18.00 ex GST
[$19.80 inc GST]

Antifouling Protective Cap - U26-GUARD-2

Picture of Antifouling Protective Cap - U26-GUARD-2

The Anti-fouling Protective Guard can be used in place of the standard protective guard for protection against fouling during deployment. The anti-fouling guard uses copper windings to reduce bio-fouling, while still allowing good water flow to the sensor.

$221.00 ex GST
[$243.10 inc GST]

Cable Caddy - M-CDY

Picture of Cable Caddy - M-CDY

This accessory provides a convenient place to organize and mount excess sensor cable.

$186.00 ex GST
[$204.60 inc GST]

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

Picture of Clamp Kit for U23-001 - U23-RS-CLAMPKIT

This clamp allows the U23-001 or U23-004 to be mounted in the RS1 and M-RSA radiation shields.

$9.00 ex GST
[$9.90 inc GST]

Crimp Sleeve 12 Pack - CABLE-1-CRIMP

Picture of Crimp Sleeve 12 Pack - CABLE-1-CRIMP

An envelope of twelve 3/8-inch long stainless steel crimp sleeves for use with 1/16" teflon-coated stainless steel cable

$75.00 ex GST
[$82.50 inc GST]

E50B2 Power and Energy Meter wiring kit - A-E50B2-LEADSET

Picture of E50B2 Power and Energy Meter wiring kit - A-E50B2-LEADSET

Wiring kit contains the appropriate wires to connect the HOBO UX120-017 Pulse data logger to the E50B2 Power and Energy Meter and electrical panel.

$108.00 ex GST
[$118.80 inc GST]

External DC Power Cable

Picture of External DC Power Cable

The external DC power cable (CABLE-RX-PWR) is used to connect a user-supplied power source to the HOBO RX3000 Monitoring Station to charge the station’s internal battery.

$58.00 ex GST
[$58.00 inc GST]

Grounding Kit - M-GKA

Picture of Grounding Kit - M-GKA

Grounding Kit for weather stations

$116.00 ex GST
[$127.60 inc GST]

Half Cross Arm - M-CAB

Picture of Half Cross Arm - M-CAB

For use with Onset tripods or masts, the half cross arm assures unobstructed wind measurement.

$116.00 ex GST
[$127.60 inc GST]

HOBO Replacement Battery - HP-B

Picture of HOBO Replacement Battery - HP-B

Battery for HOBO U23 Data loggers

$23.00 ex GST
[$25.30 inc GST]

HOBO U-Shuttle - U-DT-1

Picture of HOBO U-Shuttle - U-DT-1

The HOBO U-Shuttle Data Transporter provides convenient in-field data offload and relaunch of HOBO U-series loggers and HOBO Weather Stations, Micro Stations, and HOBO Energy Logger systems. The U-Shuttle's 2 x 16-character display shows current readings (for selected loggers), and logger status. An Optic USB Base Station is required for use with Optic USB loggers.

$489.00 ex GST
[$537.90 inc GST]

HOBO Water Temp Pro Protective Boot - Black - BOOT-BLK for U22

Picture of HOBO Water Temp Pro Protective Boot - Black - BOOT-BLK for U22

The optional HOBO Water Temp Pro thermoplastic elastometer boot provides cushioning for use in harsh conditions — offered in black to minimize underwater visibility

$35.00 ex GST
[$38.50 inc GST]

HOBO Water Temp Pro Protective Boot - White - BOOT-WHT for U22

Picture of HOBO Water Temp Pro Protective Boot - White - BOOT-WHT for U22

The optional HOBO Water Temp Pro thermoplastic elastometer boot provides cushioning for use in harsh conditions — offered in white to minimize solar radiation absorption

$35.00 ex GST
[$38.50 inc GST]

HOBO Weather Station 2-Meter Tripod Kit - M-TPB-KIT

Picture of HOBO Weather Station 2-Meter Tripod Kit - M-TPB-KIT

Everything you’ll need for a 2-meter tripod configuration of the HOBO Weather Station or HOBO Micro Station.

$464.00 ex GST
[$510.40 inc GST]

HOBO Weather Station 3-Meter Tripod Kit - M-TPA-KIT

Picture of HOBO Weather Station 3-Meter Tripod Kit - M-TPA-KIT

This kit has everything you need for a 3-meter tripod configuration of the HOBO Weather Station or HOBO Micro Station. The 3-meter tripod accommodates moderately sloping terrain.

$678.00 ex GST
[$745.80 inc GST]

HOBO® U30 Shuttle - U-DT-2

Picture of HOBO® U30 Shuttle - U-DT-2

The HOBO U-DT-2 U30 Shuttle Data Transporter provides convenient in-field data offload and relaunch of HOBO U30-NRC systems and HOBO Weather Stations (H21), Micro Stations, and HOBO Energy Logger systems (H22). The U30 Shuttle's 2 x 16-character display shows current readings (for selected loggers), and logger status.

$489.00 ex GST
[$537.90 inc GST]

HOBO® Waterproof Shuttle - U-DTW-1

Picture of HOBO® Waterproof Shuttle - U-DTW-1

The HOBO Waterproof Shuttle provides convenient readout and relaunching of underwater and outdoor HOBO loggers with an Optic USB interface, and is waterproof to 20m. The HOBO Waterproof Shuttle can also be used as a base station.

$434.00 ex GST
[$477.40 inc GST]

HWS 2m Tripod Tower with mast

Picture of HWS 2m Tripod Tower with mast

2-meter tripod with mast used for mounting loggers and other sensors in a weather station application.

$142.00 ex GST
[$156.20 inc GST]

HWS 3m Tripod Tower with mast

Picture of HWS 3m Tripod Tower with mast

3-meter tripod with mast used for mounting loggers and other sensors in a weather station application.

$383.00 ex GST
[$421.30 inc GST]

HWS Guy Wire Kit - M-GWA

Picture of HWS Guy Wire Kit - M-GWA

HOBO Weather station Guy Wire Kit

$116.00 ex GST
[$127.60 inc GST]

Light Sensor Bracket - M-LBB

Picture of Light Sensor Bracket - M-LBB

The light sensor bracket is designed for use with tripods, masts or flat surfaces. Use to avoid obstructions and shadows that could affect your PAR or solar radiation measurements. Includes levelling screws

$75.00 ex GST
[$82.50 inc GST]

Light Sensor Level - M-LLA

Picture of Light Sensor Level - M-LLA

Simply drop the light sensor level over the PAR or solar radiation sensor to determine if the sensor is level.

$91.00 ex GST
[$100.10 inc GST]

Mast Level - M-MLA

Picture of Mast Level - M-MLA

$33.00 ex GST
[$36.30 inc GST]

Micro Station Mast Mounting Kit Mounting - M-MKA

Picture of Micro Station Mast Mounting Kit Mounting - M-MKA

Micro Station Mast Mounting Kit for H21-002 Micro station loggers

$52.00 ex GST
[$57.20 inc GST]

MX2500 Anti-Biofouling Copper Guard

Picture of MX2500 Anti-Biofouling Copper Guard

The Anti-Biofouling Copper Guard can be used in addition to the standard electrode guard for protection against biofouling

$47.00 ex GST
[$51.70 inc GST]

MX2500 Calibration Beaker

Picture of MX2500 Calibration Beaker

MX2500 Calibration Beaker

$10.00 ex GST
[$11.00 inc GST]

MX2500 Calibration Kit

Picture of MX2500 Calibration Kit

This Kit contains three buffer solutions and a beaker to calibrate the MX2501 pH Loggers.

$105.00 ex GST
[$115.50 inc GST]

MX2500 Electrode Storage Cap

Picture of MX2500 Electrode Storage Cap

The electrode storage cap is used to protect the pH electrode in the HOBO MX pH Logger

$28.00 ex GST
[$30.80 inc GST]

MX2500 Electrode Storage Solution

Picture of MX2500 Electrode Storage Solution

The Electrode Storage Solution is used to properly store and condition the pH electrode that is used with the HOBO MX pH Logger.

$47.00 ex GST
[$51.70 inc GST]

MX2500 End Cap

Picture of MX2500 End Cap

Replacement Sensor End Cap for the MX2501 pH Loggers.

$221.00 ex GST
[$243.10 inc GST]

MX2500 Maintenance Kit

Picture of MX2500 Maintenance Kit

The MX2500 Maintenance Kit includes Buffer and Storage Solutions.

$151.00 ex GST
[$166.10 inc GST]

MX2500 pH Calibration Solutions

Picture of MX2500 pH Calibration Solutions

pH 4.01, 7.00, and 10.00 Calibration Solutions (475 mL bottles)

$33.00 ex GST
[$36.30 inc GST]

MX2500 Replacement Electrode

Picture of MX2500 Replacement Electrode

this plastic-bodied electrode and the HOBO MX2501 pH and Temperature Data Logger are perfectly suited for environmental monitoring of streams, lakes, rivers, estuaries, and oceans.

$267.00 ex GST
[$293.70 inc GST]

NDVI Light Sensor Bracket - M-NDVI

Picture of NDVI Light Sensor Bracket - M-NDVI

This bracket is used to mount two PAR sensors (Part# S-LIA-M003) and two solar radiation sensors (Part# S-LIB-M003) on the Light Sensor Bracket (Part# M-LBB) for making the measurements needed to calculate the Normalized Difference Vegetation Index (NDVI).

$47.00 ex GST
[$51.70 inc GST]

Optic USB Base Station - BASE-U-4

Picture of Optic USB Base Station - BASE-U-4

The new Universal Optic USB Base Station and a series of couplers are used to offload data from any HOBO® data logger with an Optic USB interface. The Optic USB Base Station connects to your computer via USB, while connecting to the logger via an appropriate coupler.

$216.00 ex GST
[$237.60 inc GST]

Optic USB Base Station for Pendant - BASE-U-1

Picture of Optic USB Base Station for Pendant - BASE-U-1

The Pendant Base Station and Coupler provide fast optical infrared (IR) communication for easy logger launch and readout of HOBO Pendant loggers.

$122.00 ex GST
[$134.20 inc GST]

Pendant Replacement Parts Kit - UA-PARTSKIT

Picture of Pendant Replacement Parts Kit - UA-PARTSKIT

Pendant replacement parts kit - UA-PARTSKIT - includes pendant case, endcap with o-ring, 2 screws

$35.00 ex GST
[$38.50 inc GST]

Protective Case for HOBO LCD with External Input - CASE-4X

Picture of Protective Case for HOBO LCD with External Input - CASE-4X

With the Protective Case, the LCD logger can be mounted wherever you need a real-time data display, data logging and alarm initiation – even in wet, dusty, or condensing environments.

$138.00 ex GST
[$151.80 inc GST]

Protective enclosure - CASE-4X-2

Picture of Protective enclosure - CASE-4X-2

Onset’s NEMA 4X weather-resistant enclosure for mounting the HOBO UX120-014M and UX100-014M data loggers in wet, dusty, or condensing environments

$137.00 ex GST
[$150.70 inc GST]

Replacement batteries for several loggers (Box of 5) - HRB-TEMP-1

Picture of Replacement batteries for several loggers (Box of 5) - HRB-TEMP-1

Box of five CR-2032 lithium batteries

$21.00 ex GST
[$23.10 inc GST]

Replacement DO Sensor Cap - U26-RDOB-1

Picture of Replacement DO Sensor Cap - U26-RDOB-1

The Replacement DO Sensor Cap replaces the original DO sensor cap that’s included with the HOBO DO Data Logger. The DO sensor caps have a 6-month deployment life.

$198.00 ex GST
[$217.80 inc GST]

Replacement RH Sensor

Picture of Replacement RH Sensor

Replacement relative humidity sensor for logger models UX100-023, U23-002, ZW-005, ZW-007, H14-002, and S-THBx

$114.00 ex GST
[$125.40 inc GST]

Single Phase Fuse Kit - T-VER-AH02

Picture of Single Phase Fuse Kit - T-VER-AH02

Single phase fuse kit for use with the E50B2 Power and Energy Meter.

$230.00 ex GST
[$253.00 inc GST]

Small Desiccant Pack (25-count) - DESICCANT1

Picture of Small Desiccant Pack (25-count) - DESICCANT1

Small desiccants suitable for use in the Pendant (use DESICCANT5 for UA-003-64) and HOBO Pro v2 loggers, packaged as a set of 25 desiccants.

$23.00 ex GST
[$25.30 inc GST]

Smart Sensor Consolidator Box - S-ADAPT-6

Picture of Smart Sensor Consolidator Box - S-ADAPT-6

Allows users to connect up to 6 smart sensors in a water-resistant enclosure to one sensor extension cable back to a RX3000, U30, H22, or H21 logger.

$244.00 ex GST
[$268.40 inc GST]

Smart Sensor Extension Cable for HOBO Smart sensors

Picture of Smart Sensor Extension Cable for HOBO Smart sensors

A 2, 5, 10 and 25 meter Smart Sensor male-to-male extender cable, plus a female-to-female adaptor

From $47.00 ex GST
[$51.70 inc GST]

Sodium Sulfite Solution - U26-CAL-SOL

Picture of Sodium Sulfite Solution - U26-CAL-SOL

Sodium Sulfite solution (500 mL) is used for calibrating the HOBO DO Logger at 0% saturation, which is optional.

$58.00 ex GST
[$63.80 inc GST]

Solar Radiation Shield - Large - RS1

Picture of Solar Radiation Shield - Large - RS1

The solar radiation shield is recommended for temperature and RH measurement accuracy in locations exposed to direct or reflected solar radiation. Mounts on tripods, masts, or flat vertical surfaces.

$184.00 ex GST
[$202.40 inc GST]

Solar Radiation Shield - Small - RS3-B

Picture of Solar Radiation Shield - Small - RS3-B

The RS3-B Solar Radiation Shield protects external sensors from the effects of sunlight and rain to ensure high accuracy measurements.

$151.00 ex GST
[$166.10 inc GST]

Solar Radiation Shield (assembled) - M-RSA

Picture of Solar Radiation Shield (assembled) - M-RSA

Preassembled for quick deployment, the solar radiation shield is recommended for temperature and RH measurement accuracy in locations exposed to direct or reflected solar radiation.

$270.00 ex GST
[$297.00 inc GST]

TidbiT Boot Black - BOOT-TIDBIT-BK for tidbit

Picture of TidbiT Boot Black - BOOT-TIDBIT-BK for tidbit

The optional TidbiT thermoplastic elastomer boot provides cushioning for use in harsh conditions — offered in black to minimize underwater visibility. Five boots included.

$44.00 ex GST
[$48.40 inc GST]

TidbiT Boot White - BOOT-TIDBIT-WH for Tidbit

Picture of TidbiT Boot White - BOOT-TIDBIT-WH for Tidbit

The optional TidbiT thermoplastic elastomer boot provides cushioning for use in harsh conditions — offered in white to minimize solar radiation absorption. Five boots included.

$44.00 ex GST
[$48.40 inc GST]

U2X Protective Housing - HOUSING-U2X for U20, U20L and U24

Picture of U2X Protective Housing - HOUSING-U2X for U20, U20L and U24

The U2X Housing is a protective enclosure for mounting Onset's HOBO® U24 conductivity and HOBO U20 water level loggers. The U2X housing is designed to allow a data logger to be mounted in harsh environments while not restricting the flow of media around the device.

$65.00 ex GST
[$71.50 inc GST]

UAX Protective Housing - HOUSING-UAX for UA Pendant Loggers

Picture of UAX Protective Housing - HOUSING-UAX for UA Pendant Loggers

The U2X Housing is a protective enclosure for mounting Onset's HOBO® UA Pendant loggers. The UAX housing is designed to allow a data logger to be mounted in harsh environments while not restricting the flow of media around the device.

$65.00 ex GST
[$71.50 inc GST]

USB Interface Cables - ADAPT-SER-USB -Keyspan

Picture of USB Interface Cables - ADAPT-SER-USB -Keyspan

A Keyspan USB-to-serial adaptor for use with all RS-232 serial devices and a PC 3.5 Interface Cable for PC computers.

$137.00 ex GST
[$150.70 inc GST]

Voltage Input Lead Set - A-WNB-LEADSET

Picture of Voltage Input Lead Set - A-WNB-LEADSET

A voltage lead set with alligator clips that is used to wire a WattNode terminal block connected to a WattNode KWH transducer and the voltage terminals in a circuit breaker panel.

$218.00 ex GST
[$239.80 inc GST]

Water Level Logger Carrying Case - U20-CASE-1

Picture of Water Level Logger Carrying Case - U20-CASE-1

A hard-sided case with foam inserts that holds four HOBO Water Level Loggers and an Optic USB Base Station or Waterproof Shuttle

$77.00 ex GST
[$84.70 inc GST]

Weather Station Full Cross Arm - M-CAA

Picture of Weather Station Full Cross Arm - M-CAA

For use with Onset tripods or masts, the full cross arm assures unobstructed wind measurement.

$168.00 ex GST
[$184.80 inc GST]

Weatherproof Extension Housing - S-EXT-CASE2

Picture of Weatherproof Extension Housing - S-EXT-CASE2

A 6.5-inch long, Xenoy weatherproof housing that protects the connection between sensors and sensor extension cables (S-EXT-M0xx).

$70.00 ex GST
[$77.00 inc GST]

Well Cap

Picture of Well Cap

This locking well cap provides convenient mounting for HOBO loggers in wells. Used with the HOBO MX2001 it supports the logger at the top of the well for optimal wireless transmission range.

$114.00 ex GST
[$125.40 inc GST]

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