Low ESR Ultracapacitor – Provides very low ESR even at low and high temperature. Ideal as a backup power supply for automotive electrical components.


Discover how ZTT Supercapacitor features can support your projects. Quality and technology on each system.

Customer Benefits
Lower ESR
Increased power and energy density to meet customer’s application requirements
Up to 1,000,000 duty cycles or 10-year DC life
Proven reliability in the field
Wide temperature range -40ºC to 65ºC
Flexibility for system operation in diverse environments
Compliant to the RoHs directive
Proactive compliance with current regulatory standards, resulting in cost reduction and improved time-to-market


Low internal resistance allows boosting charge and heavy-current discharge.


Whatever your need, ZTT Supercapacitor is versatile enough to handle it. Custom specs and capacity to support different areas of application.

  • Power Grid
  • Wind Energy
  • Solar Energy
  • Automotive Start-Stop
  • Automotive Peak Power Assist
  • Hybrid Electric Vehicles

Latest Projects


Grid Side BESS project

ZTT has undertaken nearly 200MWh grid-side energy storage projects in Zhenjiang, Pinggao, and Changsha.


80MW/200MWh BESS for Utility

On the 4th of August 2022, The Groundbreaking Ceremony of the “Mongolian 80MW/200MWh Battery Energy Storage System”