{"product_id":"1-cell-rebuildable-pem-electrolyzer-kit-htec-e208","title":"1-Cell Rebuildable PEM Electrolyzer Kit","description":"\u003cp\u003eH-TEC Education's 1-Cell Rebuildable PEM Electrolyzer Kit contains a \u003cstrong\u003eP\u003c\/strong\u003eroton \u003cstrong\u003eE\u003c\/strong\u003exchange \u003cstrong\u003eM\u003c\/strong\u003eembrane \u003cb\u003eE\u003c\/b\u003electroly\u003cb\u003eZ\u003c\/b\u003eer (PEMEZ) that can be completely disassembled and then reassembled especially for education and research purposes.  The PEM electrolyzer can generate hydrogen and oxygen from deionized water (or distilled water) with the aid of a power supply.  This education kit is ideal for students to learn about hydrogen economy and clean energy technologies.  All the tools needed for assembly\/disassembly of the 1-cell hardware are included!  A power supply is not included in the education kit.  A small and simple power supply that can provide the following voltage and current values will be sufficient to operate this electrolyzer cell: 0 V to 2.5 V and 0 A to 5 A.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"Cross-section diagram of 1-cell rebuildable PEM electrolyzer kit\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0825\/9544\/7007\/files\/107-pemfc-kit-crosscut.jpg?v=1789493730\"\u003eIn an electrolyzer, electrical energy is converted directly to chemical energy via an electrochemical process.  De-ionized water (or distilled water) is supplied from outside to the anode side of the electrolyzer cell and gets converted into hydrogen and oxygen gas.  This is also known as electrolysis.  In the electrolysis reaction, at the anode side, deionized water (or distilled water) is converted into protons, oxygen gas, and electrons.  Protons travel to the cathode side by going through the membrane used inside the electrolyzer cell.  Electrons travel to the cathode through the external circuit.  At the cathode, protons are reduced to hydrogen gas.  \u003c\/p\u003e\n\u003cdiv\u003eThe membrane-electrode unit forms the heart of the PEM electrolyzer.  The following reactions take place within it:\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e•\u003cstrong\u003eAnode:\u003c\/strong\u003e2H\u003csub\u003e2\u003c\/sub\u003eO → 4H\u003csup\u003e+\u003c\/sup\u003e+ O\u003csub\u003e2\u003c\/sub\u003e+ 4e\u003csup\u003e-\u003c\/sup\u003e\u003cbr\u003e•\u003cstrong\u003eCathode:\u003c\/strong\u003e4H\u003csup\u003e+\u003c\/sup\u003e+ 4e\u003csup\u003e-\u003c\/sup\u003e→ 2H\u003csub\u003e2\u003c\/sub\u003e\u003cbr\u003e•\u003cstrong\u003eComplete Reaction:\u003c\/strong\u003e2H\u003csub\u003e2\u003c\/sub\u003eO → 2H\u003csub\u003e2\u003c\/sub\u003e+ O\u003csub\u003e2\u003c\/sub\u003e\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003cstrong\u003eTechnical Specifications:\u003c\/strong\u003e\u003c\/span\u003e• Electrode Area: approximately 16 cm²\u003cbr\u003e• Electrical voltage input (with room-temperature deionized water, 20- 23 °C): 0V to 2.0V\u003cbr\u003e• Electrical current input (with room-temperature deionized water, 20- 23 °C): 0A to 4.0A\u003cbr\u003e• Current Density (with room temp. deionized water, 20-23 deg Celsius): approximately 0 mA\/cm2 to 250 mA\/cm2\u003cbr\u003e• Electrical voltage input (with slightly warmed deionized water, 36- 39 °C): 0V to 2.0V\u003cbr\u003e• Electrical current input (with slightly warmed deionized water, 36- 39 °C): 0A to 5.0A\u003cbr\u003e• Current Density (with slightly warmed deionized water, 36- 39 °C): approximately 0 mA\/cm2 to 312 mA\/cm2\u003cbr\u003e• Requires Commercial distilled (deionized) water with a conductivity of \u0026lt; 2 μS\/cm\u003cbr\u003e• Max. temperature for deionized water (or distilled water) for anode inlet: 60°C\u003cbr\u003e• Dimensions (H x W x D): 3.9\" x 3.14\" x 3.07\" (98 x 80 x 78 mm)\u003cbr\u003e• Weight: 8 oz (225 g)\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eElectrochemical Performance:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cp\u003eThe provided electrolyzer performance data is only for reference purposes.  Depending on the quality of the deionized water, temperature of the water, ambient temperature, water transfer method (actively fed with a liquid pump or gravity-fed), etc., customers may get slightly lower or higher performance than the ones posted for this particular product.\u003c\/p\u003e","brand":"H-TEC Education","offers":[{"title":"Default Title","offer_id":51303720255711,"sku":"12120026","price":220.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0825\/9544\/7007\/files\/PEMEZ_Front.png?v=1790969398","url":"https:\/\/h-tec-education.com\/products\/1-cell-rebuildable-pem-electrolyzer-kit-htec-e208","provider":"H-TEC Education","version":"1.0","type":"link"}