Supercapacitor Energy Storage Cells

The best
supercapacitors
for high power needs

SkelCap supercapacitors in industry standard D60 form factor offer high power, 15+ years of lifetime, and excellent reliability.
energy storage Skeleton
skeleton-supercapacitor-cells

We have tested all the leading suppliers on the market and are convinced that Skeleton Technologies has by far the best offer. The lowest internal resistance (ESR) and highest efficiency levels of Skeleton’s ultracapacitors lets us explore new solutions that were not thinkable with other products."

dimacred_logo-1
Valter Arosio
CEO
DIMAC RED S.p.A.

Let’s make energy storage simple and tailor-made just for your needs.Share your challenges, we'll come up with the solutions.

Ludovico Barro Savonuzzi
Ludovico Barro Savonuzzi
Lead Application Engineer
Let's Talk

SkelCap Series - large supercapacitor cells

Superior power & energy density at a competitive cost in the most popular large form factor in the industry

The SkelCap supercapacitor series brings the benefits of our patented production technologies to the D60 form factor, the most popular cell size in the supercapacitor industry. Class-leading performance and a large variety of options offer you the upper hand over the competition.

SkelCap cells are available at 2.85 or 3.0 V with a very low ESR, or internal resistance, long lifetime, and very high power.

Main parameters

D60 supercapacitor cells

  • Voltage: 2.85 / 3.0 V
  • Capacitance: 3200 - 5000 F
  • ESR (DC): 0.14-0.21 mOhm
  • Specific power: 26.0-28.4 kW/kg
  • Specific energy: 6.8-11.1 Wh/kg
SkelCap-supercapacitors_d60-2
Supercapacitor technology

Our technology

Based on a patented raw material, Curved Graphene, Skeleton's energy storage technologies open up completely new applications for hybridization and electrification.
Learn more

Get in touch

We can help you to find the best solution for your needs

Please fill in the form below and our team will get in touch with you to discuss your needs in more detail.

Unfortunately, we can't service private customers - thank you for understanding. If you are curious about using ultracapacitors at home, please have a look at our blog post Ultracapacitors vs. Batteries for more information.

TRUSTED BY

Enter your information below for our team to contact you.