Search
Menu Close

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.

Display per page

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.
$50.00 (ex gst)

HOBO - 1/16" Stainless Steel Cable 300ft

A 300-foot length of 1/16-inch diameter teflon-coated stainless steel cable, coiled and bound
$1,358.00 (ex gst)

HOBO - 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.
$837.00 (ex gst)

HOBO - 5 Watt Solar Panel Power

This solar panel is suitable for most locations. Includes 45-degree bracket for mast mounting.
$277.00 (ex gst)

HOBO - Anti-Biofouling Copper Guard

The Anti-Biofouling Copper Guard can be used in addition to the standard electrode guard for protection against biofouling
$73.00 (ex gst)

HOBO - Antifouling Protective Guard

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.
$266.00 (ex gst)

HOBO - Cable Caddy

This accessory provides a convenient place to organize and mount excess sensor cable.
$305.00 (ex gst)

HOBO - Calibration Beaker

A 4 oz. calibration beaker that can be used to calibrate the HOBO MX pH Logger and to store calibration solutions
$17.00 (ex gst)

HOBO - Calibration Kit (MX2500)

This Kit contains three buffer solutions and two beakers to calibrate the MX2501 pH Loggers.
$151.00 (ex gst)

HOBO - Clamp Kit for U23-001

This clamp allows the U23-001 or U23-004 to be mounted in the RS1 and M-RSA radiation shields.
$21.00 (ex gst)

HOBO - Crimp Sleeve 12 Pack

An envelope of twelve 3/8-inch long stainless steel crimp sleeves for use with 1/16" teflon-coated stainless steel cable
$123.00 (ex gst)

HOBO - Electrode Storage Cap (MX2500)

The electrode storage cap is used to protect the pH electrode in the HOBO MX pH Logger
$45.00 (ex gst)

HOBO - Electrode Storage Solution (MX2500)

The Electrode Storage Solution is used to properly store and condition the pH electrode that is used with the HOBO MX pH Logger.
$73.00 (ex gst)

HOBO - End Cap (MX2500)

Replacement Sensor End Cap for the MX2501 pH Loggers.
$347.00 (ex gst)

HOBO - External DC Power Cable for RX3000

The external DC power cable is used to connect a user-supplied power source to the HOBO RX3000 Monitoring Station to charge the station’s internal battery.
$82.00 (ex gst)

HOBO - Grounding Kit

Grounding Kit for weather stations
$221.00 (ex gst)

HOBO - Half Cross Arm

For use with Onset tripods or masts, the half cross arm assures unobstructed wind measurement.
$193.00 (ex gst)

HOBO - Light Sensor Bracket

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 leveling screws.
$140.00 (ex gst)

HOBO - NDVI Light Sensor Bracket

This bracket is used for mounting two PAR sensors and two solar radiation sensors on the Light Sensor Bracket to make the measurements needed to calculate the Normalized Difference Vegetation Index (NDVI).
$81.00 (ex gst)

HOBO - Optic USB Base Station

A splash-resistant base station and couplers used to offload data from any HOBO data logger with an Optic USB interface.
$368.00 (ex gst)

HOBO - Pendant Replacement Parts Kit

A Pendant replacement parts kit that includes a case, end cap, O-ring, two screws, and silicone-based O-ring grease
$53.00 (ex gst)

HOBO - pH Calibration Solutions (MX2500)

pH 4.01, 7.00, and 10.00 Calibration Solutions (475 mL bottles)
from $48.00 (ex gst)

HOBO - Protective enclosure

Weather-resistant enclosure for mounting the HOBO UX120-014M data logger in wet, dusty, or condensing environments. Intended for short deployments where additional protection is needed.
$194.00 (ex gst)

HOBO - Replacement 10 Ahr battery

Replacement 10 Ahr battery for U30 and RX3000
$95.00 (ex gst)

HOBO - Replacement batteries for several loggers (pack of 5pc)

Box of five CR-2032 lithium batteries
$28.00 (ex gst)

HOBO - Replacement DO Sensor Cap

Replaces the original DO sensor cap that’s included with the HOBO DO Data Logger.
$322.00 (ex gst)

HOBO - Small Desiccant Pack (25-count)

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.
$28.00 (ex gst)

HOBO - Smart Sensor Consolidator Box Adaptor

Allows users to connect up to six Smart Sensors in a water-resistant enclosure to one sensor extension cable back to HOBO stations with Smart Sensor inputs.
$389.00 (ex gst)

HOBO - Solar Radiation Shield - Large

For temperature and relative humidity measurement accuracy in locations exposed to direct or reflected sunlight; ideal for use with the HOBO MX2300, HOBO Pendant, and U-Series data loggers.
$280.00 (ex gst)

HOBO - Solar Radiation Shield - Small

Use the RS3-B Solar Radiation Shield with HOBO external sensors for improved temperature measurement accuracy in locations exposed to sunlight
$210.00 (ex gst)

HOBO - Solar Radiation Shield (assembled)

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.
$417.00 (ex gst)

HOBO - TidbiT Boot Black Housing

The optional TidbiT thermoplastic elastomer boot provides cushioning for use in harsh conditions — offered in black to minimize underwater visibility. Five boots included.
$65.00 (ex gst)

HOBO - TidbiT Boot White Housing

The optional TidbiT thermoplastic elastomer boot provides cushioning for use in harsh conditions — offered in white to minimise solar radiation absorption. Five boots included.
$54.00 (ex gst)

HOBO - U2X Protective Housing

A protective enclosure for mounting Onset's HOBO U24 conductivity and HOBO U20 water level data loggers.
$126.00 (ex gst)

HOBO - UAX Protective Housing

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)

HOBO - Water Level Data Logger Carrying Case

A hard-sided case with foam inserts that holds four HOBO Water Level Loggers and an Optic USB Base Station or Waterproof Shuttle
$132.00 (ex gst)

HOBO - Weather Station Full Cross Arm

For use with Onset tripods or masts, the full cross arm assures unobstructed wind measurement.
$277.00 (ex gst)

HOBO - Weatherproof Extension Housing

A 6.5-inch long, Xenoy weatherproof housing that protects the connection between sensors and sensor extension cables.
$112.00 (ex gst)

HOBO - 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.
$182.00 (ex gst)

HOBO -1/16" Stainless Steel Cable 50ft

A 50-foot length of 1/16-inch diameter teflon-coated stainless steel cable, coiled and bound.
$294.00 (ex gst)

HOBO 2m Tripod Tower with mast

2-meter tripod with mast used for mounting loggers and other sensors in a weather station application.
$521.00 (ex gst)

HOBO 3m Tripod Tower with mast

3-meter tripod with mast used for mounting loggers and other sensors in a weather station application.
$885.00 (ex gst)

HOBO HWS Guy Wire Kit

HOBO Weather station Guy Wire Kit
$2,210.00 (ex gst)

HOBO Light Sensor Level

Simply drop the light sensor level over the PAR or solar radiation sensor to determine if the sensor is level.
$140.00 (ex gst)

HOBO MX2500 - Maintenance Kit (Calibration Kit and Electrode Storage Solution)

The MX2500 Maintenance Kit includes Buffer and Storage Solutions.
$218.00 (ex gst)

HOBO 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.
$375.00 (ex gst)

HOBO Smart Sensor Extension Cable

A 2, 5, 10 and 25 metre Smart Sensor male-to-male extender cable, plus a female-to-female adaptor
from $76.00 (ex gst)

HOBO U23 - Lithium Battery

Replacement Battery for HOBO U23 Data loggers
$32.00 (ex gst)

HOBO U26-CAL-SOL - Sodium Sulfite Solution

Sodium Sulfite solution (500 mL) is used for calibrating the HOBO DO Logger at 0% saturation, which is optional.
$101.00 (ex gst)

HOBO U-Shuttle

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.
$726.00 (ex gst)

HOBO Water Temp Pro Protective Boot - Black

A thermoplastic elastomer boot that provides cushioning for use in harsh conditions. Offered in black to minimize underwater visibility. Protective sleeve and cap included.
$55.00 (ex gst)

HOBO Weather Station 2-Metre Tripod Kit

Everything you’ll need for a 2-metre tripod configuration of the HOBO Weather Station or HOBO Micro Station.
$1,000.00 (ex gst)

HOBO Weather Station 3-Metre Tripod Kit

This kit has everything you need for a 3-metre tripod configuration of the HOBO Weather Station or HOBO Micro Station. The 3-metre tripod accommodates moderately sloping terrain.
$1,333.00 (ex gst)

HOBO® Waterproof Shuttle

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.
$683.00 (ex gst)

Temperature Sensor Buffer Block

Temperature Buffers stabilise short variations and erratic temperature readings.
from $15.00 (ex gst)

HOBO - Well Cap for MicroRX Water Level Stations

This locking well cap provides a convenient way to suspend HOBO MicroRX Water Level sensor cables in a well, and provides strain relief (especially important for long cables).
$210.00 (ex gst)

HOBO TidbiT MX2203 Boot Pack of 5 (Grey)

The optional MX2203 thermoplastic elastomer boot
$116.00 (ex gst)

HOBO TidbiT MX2204 Boot Pack of 5

The optional MX2204 thermoplastic elastomer boot provides cushioning for use in harsh conditions.
from $106.00 (ex gst)

HOBO Replacement Couplers for HOBO Base Stations

Replacement Couplers for HOBO Base Stations
from $32.00 (ex gst)

HOBO MX2300 - Lithium Battery

Replacement battery for HOBO MX2300 series loggers. Lithium 2/3 AA
$36.00 (ex gst)

HOBO Pendant Mounting Boot Pack of 5

These optional flexible boots provide a reliable way to mount the HOBO Pendant MX2201 and MX2202 loggers to non-flat surfaces.
$63.00 (ex gst)

HOBO Replacement Rechargeable Battery Pack for RX2102, RX2104 and RX2106

This is the replacement rechargeable battery pack for the solar-powered HOBO MicroRX Stations (RX2102 and RX2106) and the solar-powered HOBO MicroRX Water Level Station (RX2104).
$95.00 (ex gst)

Logger Box

Waterproof Enclosure for Data Loggers
$56.00 (ex gst)

HOBO Verification Clip for Teros Soil Moisture Sensors

The Verification Clip verifies the proper function and accuracy of HOBO MX soil moisture loggers, as well as HOBOnet T11 and HOBOnet T12 soil moisture sensors.
$142.00 (ex gst)

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

The AC-SENS-1 is an AC power adapter that provides 12VDC power to sensors that require it.
$33.00 (ex gst)