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Onset

Hydromatics Ltd is a leading supplier of HOBO data loggers and Onset environmental monitoring solutions in Kenya, providing dependable tools for precise data collection in field, industrial, and research applications. HOBO devices are engineered for accuracy, durability, and ease of use, making them the preferred choice for professionals who require reliable environmental and energy performance insights.

We offer a full selection of temperature data loggers, humidity sensors, weather monitoring systems, water-level loggers, CO₂ monitors, soil moisture sensors, and energy-usage monitoring devices. Whether you're conducting environmental research, managing building performance, monitoring agricultural conditions, or tracking renewable-energy efficiency, HOBO technology delivers continuous, high-quality data to support smarter decision-making.

With Hydromatics, customers across Kenya benefit from genuine HOBO products, local availability, and expert technical guidance, ensuring accurate monitoring results for long-term projects and critical applications.

HOBO TidbiT v2 Water Temperature Data Logger (UTBI-001)

Overview Only 3x4 cm, this tiny data logger measures temperatures over a wide range, providing 12-bit resolution and ±0.2 °C accuracy. Designed f...

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Hobo Antifouling Protective Guard (U26-GUARD-2)

Overview Can be used in place of the standard protective guard for U26 loggers or the MX800 series dissolved oxygen sensor, to protect against fo...

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Hobo MX2001 Direct Read Cable

Overview This direct read cable provides the connection between the MX2001 logger's top-end unit and water level sensor. Cables can be ordered in ...

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HOBO Pendant Temperature/Light 64K Data Logger (UA-002-64)

Overview A miniature, waterproof, value-priced, two-channel temperature and relative light level data logger. Suitable for indoor, outdoor, and u...

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Hobo Voltage Input Lead Set (A-WNB-LEADSET)

Overview A voltage lead set with alligator clips that is used to wire a WattNode terminal block connected to a WattNode KWH transducer and the vo...

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Hobo AC Power Adapter for 3rd Party Sensors (AC-SENS-1)

Overview An AC power adapter that provides DC power to sensors that require it, expanding the range of 3rd-party sensors that can be used with On...

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Hobo EU Compatible AC Power Adapter (AC-U30-EU)

Overview AC Battery Charger - rated for 240V, 50Hz input power  

HOBO Optic USB Base Station (BASE-U-4)

Overview A splash-resistant base station and couplers used to offload data from any HOBO data logger with an Optic USB interface. The base statio...

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HOBO Pendant Mounting Boot (BOOT-MX2201-2202)

Overview Provides a reliable way to mount HOBO Pendant MX2201 and MX2202 loggers to non-flat surfaces such as rebar or posts.   Features ...

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Hobo 1/16" Stainless Steel Cable 300ft (CABLE-1-300)

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

Hobo Crimp Sleeve 12 Pack (CABLE-1-CRIMP)

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

Hobo 0 to 5 Volts DC Voltage Input Cable (CABLE-ADAP5)

Overview Connects 3rd-party sensors with a DC Voltage output to a HOBO U12, UX120, MX1100, or ZW series external-channel data logger, to expand t...

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Hobo Grounding Wire For H21-USB and RX2100 Stations (CABLE-MICRO-G)

Overview Required if using a wind speed or wind speed & direction sensor with an H21-USB or RX2100 station, or if the H21-USB or RX2100 stati...

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Hobo USB Cable (Data Logger to PC Communications Cable) ((CABLE-USBMB))

Overview This USB data logger-to-PC communications cable is six feet long and coated in black plastic  

HOBO USB Micro Station Data Logger

Overview Rugged and compact, the redesigned HOBO USB Micro Station is a weatherproof data logger for multi-channel monitoring of microclimates. T...

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Hobo Replacement Lithium 2/3 AA

Overview Replacement battery for HOBO MX2300 series loggers. Lithium 2/3 AA  

Hobo Replacement 10 Ahr battery for U30 and RX3000

Overview Replacement 10 Ahr battery for U30 and RX3000  

Hobo Cable Caddy

Overview Provides a convenient place to organize and mount excess sensor cable.   Features Provides a convenient and professional-lookin...

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Hobo Grounding Kit

Overview Grounding Kit   Specifications The length of the grounding rod is 4 feet.  

Hobo HWS Guy Wire Kit

Overview HWS Guy Wire Kit   Features Includes 50 foot piece of 6-strand 20 gauge coated guy wire

Hobo Light Sensor Bracket

Overview The light sensor bracket is designed for use with tripods, masts, or flat surfaces. Use to avoid obstructions and shadows that could aff...

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Hobo Light Sensor Level

Overview Simply drop the light sensor level over the PAR or solar radiation sensor to determine if the sensor is level. Purchase one for use on a...

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Hobo NDVI Light Sensor Bracket

Overview For mounting two PAR sensors (S-LIA-M003) and two solar radiation sensors (S-LIB-M003) on the Light Sensor Bracket (M-LBB) for making th...

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