Punsumi India Ltd manufactures Middle Voltage Surge Absorbers. Punsumi India Ltd also manufactures various types of Aluminium Electrolytic Capacitors, Surge Protective Devices and Zener Diodes. The Middle Voltage Surge Absorbers, of PTB Series, are used for low impulse breakdown voltage. The Middle Voltage Surge Absorbers have Low Capacitance and Longer Surge life. The Middle Voltage Surge Absorbers have high insulation resistance and fast response. These Absorbers have High Surge Current Capacity.