Maxwell Technologies 2.7V 350F Ultracapacitor Cell

Maxwell Technologies 2.7V 350F Ultracapacitor Cell is designed for performance and system optimization in a small form factor with low ESR. This ultracapacitor cell can be used alone, integrated into a module assembly, or in a hybrid configuration. Maxwell 2.7V 350F ultracapacitor cell feature snap-in terminals for PCB mounting, a 33mm diameter for compact system designs, and long lifetimes with up to 500,000 duty cycles. Typical applications include wind turbine pitch control, backup and UPS system, consumer and industrial electronics, medical equipment, and emergency lighting.


  • High-performance product with low ESR
  • Up to 500,000 duty cycles lifetime
  • 33mm diameter enables compact system designs
  • Snap-in terminals for PCB mounting
  • Compliant with UL, RoHS, and REACH requirements


  • Wind turbine pitch control
  • Backup and UPS systems
  • Consumer and industrial electronics
  • Medical equipment
  • Emergency lighting


  • 2.7V rated voltage
  • 2.85V surge voltage
  • 2.8mΩ typical ESR
  • 0.45mA typical leakage current
  • 220A peak current
  • 0.35Wh stored energy
  • -40°C to +65°C operating temperature range

Structure Diagram

Application Circuit Diagram - Maxwell Technologies 2.7V 350F Ultracapacitor Cell

Mechanical Drawing

Mechanical Drawing - Maxwell Technologies 2.7V 350F Ultracapacitor Cell
Publicado: 2019-11-12 | Actualizado: 2023-06-07