A miniature, value-priced, waterproof data logger for temperature and light monitoring applications; stores 52K measurements.
IMPORTANT INFORMATION
Requires HOBOware software and either an Optic USB Base Station or a HOBO Waterproof Shuttle (U-DTW-1).
HOBOware Pro is required when using the HOBO Waterproof Shuttle. See compatible items below.
VH400 Soil Moisture Sensor Probe Specifications
Power consumption: < 13mA
Supply Voltage: 3.5V to 20 VDC.
Dimensions See drawing.
Power on to Output stable: 400 ms
Output Impedance: 10K ohms
Operational Temperature: -40ºC to 85ºC
Accuracy at 25°C: 2%
Output: 0 to 3V related to moisture content
Shell Color: Red
Voltage Output Curves: Curves, Piecewise...
Electrolyzer MEA - 3 Layer
Electrolyzer Membrane Electrode Assemblies (MEA) for high efficiency production of Hydrogen and Oxygen. These brand of Electrolyzer MEAs are used by many as their “gold standard” when designing new Electrolyzer products. These particular type of Electrolyzer MEAs are 3-layer configurations, or Catalyst Coated Membrane (CCM),...
A low-cost electrode utilizing a carbon fiber paper substrate and a 20% Platinum on Vulcan Carbon support catalyst. This low loading is designed for cost sensitive applications and is suitable for electrochemical systems needing low amounts of Platinum to support the reaction. This electrode is perfect for Hydrogen/Air Fuel Cell applications where the...
A low-cost electrode utilizing a carbon fiber paper substrate and a 40% Platinum on Vulcan Carbon support catalyst. This low loading is designed for cost sensitive applications and is suitable for electrochemical systems needing low amounts of Platinum to support the reaction. This electrode is perfect for Hydrogen/Air Fuel Cell applications where the...
The standard low-cost electrode utilizing a carbon fiber paper substrate and a 60% Platinum on Vulcan Carbon support catalyst. This low loading is designed for cost sensitive applications and is suitable for electrochemical systems needing low amounts of Platinum to support the reaction. This electrode is perfect for Hydrogen/Air Fuel Cell applications...
A low-cost electrode utilizing a woven carbon cloth substrate and a 20% Platinum on Vulcan Carbon support catalyst. This low loading is designed for cost sensitive applications and is suitable for electrochemical systems needing low amounts of Platinum to support the reaction. This electrode is perfect for Hydrogen/Air Fuel Cell applications where the...
A Low-cost electrode utilizing a woven carbon cloth substrate and a 20% Platinum on Vulcan Carbon support catalyst. This low loading is designed for cost sensitive applications and is suitable for electrochemical systems needing low amounts of Platinum to support the reaction. This electrode is perfect for Hydrogen/Air Fuel Cell applications where the...
A low-cost electrode utilizing a woven carbon cloth substrate and a 40% Platinum on Vulcan Carbon support catalyst. This low loading is designed for cost sensitive applications and is suitable for electrochemical systems needing low amounts of Platinum to support the reaction. This electrode is perfect for Hydrogen/Air Fuel Cell applications where the...
The standard low-cost electrode utilizing a woven carbon cloth substrate and a 60% Platinum on Vulcan Carbon support catalyst. This low loading is designed for cost sensitive applications and is suitable for electrochemical systems needing low amounts of Platinum to support the reaction. This electrode is perfect for Hydrogen/Air Fuel Cell applications...
This 4.0 mg/cm² Platinum on Carbon Cloth electrode is a high performance, high platinum loading Gas Diffusion Electrode (GDE), typically used in applications where performance and efficiency are critical. This GDE is suitable for use in Hydrogen / Air Fuel Cells, Hydrogen/ Oxygen Fuel Cells, Direct Methanol Fuel Cells (DMFC), Microbial Fuel Cells (MFC),...
The Gas Diffusion Electrode Variety Kit (also known as the GDE kit) includes an assortment of 5 different platinum coated carbon cloth gas diffusion electrodes (10 total) at a discounted price. The kit includes two of each of the following GDE types:• 0.03 mg/cm² 20% Platinum on Vulcan (W1S1011)• 0.3 mg/cm² 40% Platinum on Vulcan (W1S1011)• 0.5 mg/cm² 60%...
Gas Storage Tank
The Storage 30 is a gas storage tank for hydrogen and oxygen that can hold up to 30 cm3 of gas. Simply fill the Storage 30 with distilled water and watch as the hydrogen or oxygen fills the lower tank and displaces the water into the upper tank!
H-TEC 1 Measurement Set 1
The H-TEC Measurement Set 1 is an experimentation kit consisting of a decade resistor, two multi-meters, stopwatch and cables. The Measurement Set is completely compatible for all of the H-TEC Tutorial product range, as well as H-TEC Junior products.
Storage 80 Gas Storage Tank for Hydrogen and Oxygen
The Storage 80 is a gas storage tank for hydrogen and oxygen that can hold up to 80 cm3 of gas. Just fill the Storage 80 with distilled water and watch as the hydrogen or oxygen fills up the lower tank displacing the water to the upper tank!
Solar Hydrogen Demo Car and Gas Station
H-TEC's Solar Hydrogen Car and Gas Station Demo set provides the perfect illustration of the future technology of hydrogen powered vehicles! With the future looking greener and cleaner this demonstration model will easily illustrate all of the best characteristics of hydrogen to students, colleagues, and friends...
H-TEC's Fuel Cell Concept Car & Gas Station
H-TEC's most realistic model car set gives observers a glimpse of the transportation technology of the future. The gas station uses solar power to run an electrolyser and produce hydrogen gas. This gas then feeds the air-breathing double fuel cell on board the car, producing electricity and driving the car...
Single Electrolyzer Kit
The Single Electrolyzer Kit (Formerly Electrolyzer 5) is a PEM Electrolyzer with water tanks, hydrogen and oxygen storage tanks. The Single Electrolyzer Kit produces and stores hydrogen and oxygen simply by adding de-ionized water and an electric load.
12120020 Single Electrolyzer
The Single Electrolyzer (Formerly Electrolyzer Cell 5) is a PEM electrolyzer for the production of hydrogen and oxygen. This cell can only be used in electrolyzer mode for the production of hydrogen. Please see technical specifications for hydrogen production levels.
Double Electrolyzer
The Dual Electrolyzer (formerly Electrolytic Cell 10) is a dual cell PEM electrolyzer for hydrogen and oxygen production. This cell can be used in electrolyzer mode for hydrogen production. Please refer to the technical specifications for hydrogen production levels.
Quattro Electrolyzer
The Quattro Electrolyzer is a proton exchange membrane (PEM) based electrolyzer hardware that is comprised of four electrolyzer cells for the production of hydrogen and oxygen. The electrolyzer technology is one of the most promising clean technologies for creating hydrogen and oxygen gases from the water electrolysis reaction.
Double Electrolyzer Kit
The Double Electrolyzer Kit (Formerly Electrolyzer 10) is a Double-Cell PEM Electrolyzer with water tanks, hydrogen and oxygen storage tanks. The Double Electrolyzer Kit produces and stores hydrogen and oxygen simply by adding de-ionized water and an electric load.
Electrolizador 65
The Electrolyzer 65 is Double-Cell PEM electrolyzer stack, for production of hydrogen from distilled water. The center of the cell houses the hydrogen side of the two individual cells. The two outer sides of the cell have the function of supplying water and removing the oxygen produced. The two individual cells are connected...
H-TEC's Electrolyzer 230
H-TEC's Electrolyzer 230 is a seven-cell PEM electrolyser stack with water storage tank mounted on a black base plate, for the production of hydrogen. The water required for electrolysis is supplied from below through a distribution pipe. The oxygen generated escapes through the water tank. The Hydrogen produced is collected...
