KW Family


Coin cell supercapacitors

Eaton KW Family supercapacitors are unique, ultra-high capacitance devices utilizing electrochemical double layer capacitor (EDLC) construction combined with new, high performance materials. This combination of advanced technologies allows for a wide variety of capacitor solutions tailored to specific applications that range from a few micro-amps for several days to several amps for milliseconds. The KW Family offers a wide range of high capacitance coin cell style products for use in memory and RTC backup applications.

Features and benefits

  • High specific capacitance
  • Low leakage current
  • Long cycle life
  • Eco-friendly
  • Broad operating range, full specification -40 °C to +85 °C


  • Electric utility meters
  • Motor control units
  • Solar inverters
  • Real-Time Clock (RTC) backup
  • Programmable Logic Controllers (PLCs)
  • Irrigation and water control systems

Data Sheet

Soldering Guidelines

Inventory Availability


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