
Volklec · VLKCE50 · China · 2025
Explore the Volklec VLKCE50 lithium-ion cylindrical 21700 battery cell including capacity, mass, energy density and performance data. Compare specifications and simulate battery behaviour using validated models in the Voltt.
247Wh/kg
740W/kg
Top-level spec data shown here is directly from the manufacturer. Modelled and experimental metrics - including energy density, power density, TEL and discharge curves - are available through our simulation tools.
Other Cylindrical 21700 cells with comparable specific energy and power.
Same form factor. Nearest neighbours by energy and power density.

UK cylindrical cell manufacturer in Coventry, positioned as an independent British cell maker for lower-volume, specialist customers, producing 21700 cells under licence from China's FEB, starting with an NMC energy cell and adding a higher-power variant. Wants customers in automotive, aerospace, marine and off-highway, with gigafactory-scale production planned.
Explore other battery cells in the Voltt database
Explore other cells
Volklec · VLKCE50 · China · 2025
Explore the Volklec VLKCE50 lithium-ion cylindrical 21700 battery cell including capacity, mass, energy density and performance data. Compare specifications and simulate battery behaviour using validated models in the Voltt.
247Wh/kg
740W/kg
Top-level spec data shown here is directly from the manufacturer. Modelled and experimental metrics - including energy density, power density, TEL and discharge curves - are available through our simulation tools.
Other Cylindrical 21700 cells with comparable specific energy and power.
Same form factor. Nearest neighbours by energy and power density.

UK cylindrical cell manufacturer in Coventry, positioned as an independent British cell maker for lower-volume, specialist customers, producing 21700 cells under licence from China's FEB, starting with an NMC energy cell and adding a higher-power variant. Wants customers in automotive, aerospace, marine and off-highway, with gigafactory-scale production planned.
Explore other battery cells in the Voltt database
Explore other cells