Shenzhen JSD Technology Co., Ltd. is a collection development, production, trade as one of the high-tech enterprises, it has been dedicating to design and produce isolation transmitter, isolation amplifier, signal isolator,4-20mA Isolation Amplifiers ,4-20mA series,active two-wire module,isolation amplifier, active isolation amplifier (optocoupler isolation and magnetic isolations), mV-level isolation amplifier, isolation power transmitter, PT100 RTD temperature transmitter， signal isolation transmitters, power isolation transmitter, fence, V / F frequency isolation transform, resistors，switch signal isolation transmitter, pressure transmitter isolations, F / V frequency isolation transmitters, non-isolated amplifier, data acquisition, AC-DC converter ，DC-DC converter, high-voltage converter, Medium-power converter, micro-power DC-DC converter, LED lights. Self-developed products meet international standards, products performance reliability and through EMC Certification (CE certification), the input and output signals are adopting international standard signal designs. (eg: 0 ~ ± 20mA / 0 ~ 10V / 0 ~ 20mA / 0 ~ 5V / 4 ~ 20mA / 1 ~ 5V / 0 ~ ± 10mA / 0 ~ ± 10V, etc.) compatible with the vast majority of domestic and foreign well-known brands ,our products categories covering more than thousands, is industrial automation applications analog signals, digital signals hybrid integrated circuit development, and manufacturing companies.By all the people’s unremitting efforts ,our products has been widely used in the electricity, telecommunications, instrumentation, industrial measurement systems, medical equipment, industrial intelligence, intelligent cars, intelligent building control, automotive electronics, security, environmental protection, food, heating and air conditioning systerms, water treatment, petrochemical, coal mining , metallurgy, shipbuilding, military and other field