GSA-141N-GSA-152M AXIAL LEADED GLASS TUBE Features ! Small Capacitance and excellent Insulation Resistance(100M Ω min) ! Small Size,No Polarity.No Dark effect ! Low Electrode Capacitance (1pF Max). ! Quick Response For Electrostatic,Voltage and low limiting vloltage ! Stable for repeated discharge test conditions. O ! O B A O ! Operating Temperature: -40 C ~ + 85 C A O -40 C ~ + 125 C Storage temperature: Application C D ! For instantaneous over-volage protection to ADSL,ISDN, DIP MODEM,FAX,TEL,Power Supplies , Alarm systems Dim ! For Instantaneous over-voltage protection to RS485,RS232 Port, CATV,Video Transceiver. ! For Instantaneous Over-Voltage Protection Toammeter,Water Meter Auto Admin system,etc Min Max A 3.1 0.3 B 4.0 0.4 C 0.5 0.1 D 28.4 0.5 All Dimensions in mm Electrical Characteristics Part Number DC Spark-Over Voltage Insulation Resistance Vs(V) Nominal value （Min-Max) GSA-141N 140V (98V-182V) GSA-181N 180V (124V-236V) GSA-201M 200V (160V-240V) GSA-251M 250V (200V-300V) GSA-301M 300V (240V-360V) GSA-401M 400V (320V-480V) GSA-471M 470V （400V-560V） GSA-501M 500V (400V-600V) GSA-102M 1000V (800V-1200V) GSA-152M 1500V (1200V-1800V) Test voltage IR (MΩ) Capacitance Surge current of capacity 8/20us electrostatic Surge Life Test 1KHz-6V 8/20us, DC100V >1000MΩ 1PF(MAX) 3000A 100A 250times DC250V >1000MΩ 1 of 2 Part Number Colour GSA-141N Brown GSA-181M Gray GSA-201M Red GSA-251M Red GSA-301M Red GSA-401M yellow GSA-471M yellow GSA-501M Green GSA-102M Black GSA-152M Green Part Number Description: GSA 102 M DC Spark-Over Voltage Accuracy ±20 DC Spark-Over Voltage 1000V Dimension：Diameterφ3.1 2 of 2 Length 4.0mm