
Ampace · 21700A · China · 2023
Explore the Ampace 21700A 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.
211Wh/kg
2379W/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.

Chinese cylindrical cell manufacturer in Xiamen, a joint venture of CATL and ATL, producing high-rate 18650, 21700 and 35205 cells in NMC and LFP chemistries, including fast-charge and ultra-long-life variants rated to 15,000 cycles. Market-leading in home energy storage. Wants customers in residential and commercial energy storage, e-motorcycles, drones, robotics and power tools.
Explore other battery cells in the Voltt database
Explore other cells
Ampace · 21700A · China · 2023
Explore the Ampace 21700A 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.
211Wh/kg
2379W/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.

Chinese cylindrical cell manufacturer in Xiamen, a joint venture of CATL and ATL, producing high-rate 18650, 21700 and 35205 cells in NMC and LFP chemistries, including fast-charge and ultra-long-life variants rated to 15,000 cycles. Market-leading in home energy storage. Wants customers in residential and commercial energy storage, e-motorcycles, drones, robotics and power tools.
Explore other battery cells in the Voltt database
Explore other cells