Green Cap EDLC capacitors - Samwha

Electric Double Layer Capacitor (EDLC) made by Samwha is a ultra-high capacity device and can replace batteries in some applications. It has superior features comparing to batteries. Green Caps are excellent energy storage devices with its charge and discharge cycle life. A wide temperature ranges, high capacity and variery of voltage levels is a perfect solution for power electronis applications.


  • Capacity range from 1.5F to 3500F!
  • Voltages from 2.5 yo 350V (modules)
  • Terminals: screw, snap-in and axial
  • Quick charging and discharging
  • Unlimited cycles of charging
  • Unlimited cycles of discharging
  • Low internal resistance
  • Balancing and overvoltage protection of individual cell
  • Efficient heat Transfer to outside
  • Temperature range -40C +60C or -25C +70C
  • Compliant with RoHS requirement
Samwha Green Cap EDLC


  • Next Generation Vehicle(FCEV,HEV) and Heavy Duty Transportation
  • Short term UPS and telecommunications
  • Portable Power Tool
  • Wind Turbine Pitch System
  • Electric Scooter
  • Heavy Duty Transportation
  • Golf Car


SAMWHA Capacitor is leading the digital revolution in the electronics and telecom-munication industry. Our line of products include high value capacitors such as Power Capacitors, MLCC, EMI Filter, Chip Inductor, MLV and SMDC, Ultra High Voltage MLCC. Masters Ltd. as SAMWHA distributor provides full technical support, samples and implementation into customer's application.


SAMWHA Green Cap EDLC [1.1 MB]