Supplier Details

Year Established:20132003

Business Type:Manufacturer and Trading Company

Management Certifiation:

  • Insulation resistance tester

Insulation resistance tester

  1. Adjust the output voltage automatically
2. Discharge function
3. Can switch range manually

Product Details

Quick Details


 1. Adjust the output voltage automatically
2. Discharge function
3. Can switch range manually
4. Can set the lower-limit of the measured products according to the actual needs
5. Alarm with sound and light if the test is failed
6. Test voltage is 500V/1000V(press the button for 1000V)
IEC60335-1 Safety of household and similar electrical appliances
IEC60598-1 Safety of lighting equipment
IEC60065 Safety for audio, video and similar electronic apparatus
IEC60950 Safety of information technology equipment
Output voltage
test range
200kΩ~2 MΩ     ±(5%+2counts)
2 MΩ ~20 MΩ    ±(5%+2counts)
20 MΩ~200MΩ    ±(5%+2counts)
200MΩ~1000MΩ   ±(5%+2counts)
1000MΩ~2000MΩ  ±(7%+2counts)

Company Profile

 ALLWIN IINSTRUMENT SCIENCE AND TECHNOLOGY CO., LTD. was founded in 2003, it is an integrated high-tech enterprise, which brings scientific research, production and sales altogether. 
      Companys products cover electrical safety testing areas and apply to the fields of national defense, aviation and space, military, scientific research, production, medicine, lighting, motors, electrical household appliances, telecommunications, education, and other industries. A large number of domestic well-known manufactories and world famous enterprises are our company’s regular clients, such as Siemens, Tsinghua Tongfang, LG, Hisense, Aokema, Johnson Electric, Japan Galaxy Motor, Panasonic, Sony, AO Smith, Fuji Xerox copiers, TCL lighting, Foshan Lighting, UT Starcom, China measures College key national laboratory on the regulation, the Chinese Academy of Sciences Institute of Ceramics (key national laboratories), China Electronics Science and Technology Corporation, the third Institute, the Institute of Aeronautics and Astronautics. In China, our company occupies more than 50 per cent domestic market shares, and the products also have been exported to Italy, Japan, Korea, Israel, Malaysia, Canada and other countries. 
      Changsheng always places scientific research and technological innovation at the first place, basing on market demand, and focusing on the employing and training high-quality professionals. We have a BA, MA, PhD, and senior engineers of expertise to form our experienced R&D and management teams. Basing on the full digestion and absorption of advanced technologies internationally, we have created a distinctive "Changsheng" characteristic to meet market demands. For the pursuit of higher technology and products innovation, the company will attract more technical staff and experts. Through our continuous efforts, our company has created low-grade, middle-grade, and high-grade production lines with high qualities, including programmable AC and DC intelligent pressure, insulation resistance, grounding resistance and leakage current measurement criteria and the Detection equipment. In particular, we are capable to produce the products which satisfy clients’ needs with a design customized for special purposes and specifications. 


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