Description
Product Overview
The HLLZXYGK Water Electrolyzer is engineered as a complete teaching instrument for secondary‑school chemistry curricula, delivering a clear, observable demonstration of the water‑splitting reaction. Constructed from high‑grade alloy for the electrodes, the device ensures long‑term durability and consistent electrical conductivity, while the transparent plastic housing allows students to watch gas evolution in real time. A calibrated 1 ml scale tube is integrated into the base, giving precise measurement of the generated hydrogen and oxygen volumes. The unit operates on a low‑voltage DC power supply ranging from 12 to 18 V, making it safe for classroom environments and compatible with standard laboratory power adapters. Dimensions are compact at 0.39 × 0.39 × 0.39 inches, and the total weight of 2.2 lb facilitates easy transport between labs. The device complies with safety standards, featuring insulated connectors and a clear instruction manual that emphasizes the use of safety glasses and proper handling of electrolyte solutions such as 10 % sodium hydroxide or sulfuric acid to enhance conductivity. This combination of robust materials, precise measurement tools, and user‑friendly design positions the Water Electrolyzer as a reliable, repeatable experiment platform for educators seeking to illustrate fundamental concepts of electrochemistry, gas laws, and stoichiometry.
![[Product front view showing all components]](https://www.openfairs.store/wp-content/uploads/2026/08/df218e9f0c214f6cb4a65073be960760.jpg)
Usage
Designed for middle‑school and high‑school science classrooms, the Water Electrolyzer fits seamlessly into a variety of lesson plans focused on chemical reactions, energy conversion, and environmental science. In a typical session, students connect the device to a 12‑18 V DC source, add a small amount of electrolyte solution to the water chamber, and observe the rapid formation of hydrogen bubbles at the cathode and oxygen bubbles at the anode. Within three to five minutes, the scale tube records the volume of each gas, allowing learners to calculate the 2:1 hydrogen‑to‑oxygen ratio and verify the molecular composition of water (H₂O). The experiment can be extended to explore the effect of different electrolyte concentrations, electrode materials, or voltage levels on gas production rates, fostering inquiry‑based learning. Because the apparatus is lightweight and portable, it can be used in laboratory demonstrations, science fairs, after‑school clubs, and even home‑school settings under adult supervision. The clear visual output and straightforward setup encourage student engagement, while the safety features—such as insulated terminals and recommended protective eyewear—ensure a secure learning environment.
Why Choose Us
Our Water Electrolyzer stands out due to a blend of quality craftsmanship, educational focus, and comprehensive support. The alloy electrodes are sourced from reputable manufacturers, guaranteeing resistance to corrosion and consistent performance over many experimental cycles. The integrated scale tube eliminates the need for external measuring equipment, reducing setup time and potential sources of error. Each unit undergoes rigorous testing to meet industrial‑scientific standards, reflected in its ranking among top science classroom measurement kits. Additionally, we provide detailed instructional materials, including step‑by‑step experiment guides, safety protocols, and troubleshooting tips, all aligned with national science education standards. Customers benefit from responsive after‑sales service, with a dedicated technical support team ready to assist with installation, calibration, or curriculum integration questions. By choosing our product, educators receive a dependable, curriculum‑ready tool that enhances hands‑on learning while minimizing administrative overhead.
Key Features
- Durable alloy electrodes deliver consistent conductivity and long‑term reliability.
- Integrated 1 ml scale tube provides precise measurement of gas output for accurate calculations.
- Operates safely on low‑voltage 12‑18 V DC power, compatible with standard classroom power supplies.
- Compact, lightweight design enables easy transport and quick setup in any lab environment.
- Comprehensive instructional guide and responsive customer support ensure smooth classroom integration.
FAQ
What safety equipment is required when using the Water Electrolyzer?
Students should wear safety glasses at all times, and the experiment should be supervised by an adult. The device includes insulated connectors, but it is important to keep the power source away from water and to handle electrolyte solutions with care.
Can the electrolyzer be used with different electrolyte solutions?
Yes, the unit works with a variety of electrolytes. Adding 10 % sodium hydroxide or sulfuric acid to the water increases conductivity and speeds up gas production, but the concentration should not exceed the recommended level to avoid corrosion.
How long does it take to generate measurable amounts of hydrogen and oxygen?
When powered by a 12‑18 V DC source, the device typically produces enough gas to fill the 1 ml scale tube within three to five minutes, allowing students to observe the reaction quickly and perform calculations.
Is the Water Electrolyzer suitable for high‑school advanced chemistry courses?
Absolutely. The apparatus can be used to explore advanced topics such as Faraday’s laws of electrolysis, gas stoichiometry, and the effect of voltage on reaction rates, making it a versatile tool for both introductory and advanced curricula.
What warranty or after‑sales service is offered?
We provide a one‑year limited warranty covering manufacturing defects, along with access to a dedicated technical support team that can assist with setup, troubleshooting, and curriculum integration.






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