Amprius · SA129 · United States · 2025
Explore the Amprius SA129 lithium-ion pouch battery cell including capacity, mass, energy density and performance data. Compare specifications and simulate battery behaviour using validated models in the Voltt.
302Wh/kg
1510W/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 Pouch cells with comparable specific energy and power.
Same form factor. Nearest neighbours by energy and power density.
Amprius develops high energy density lithium-ion batteries using silicon anode technology. Its cells are widely used in aerospace, drones and electric mobility applications where lightweight energy storage and high performance are critical.
Explore other battery cells in the Voltt database
Explore other cellsAmprius · SA129 · United States · 2025
Explore the Amprius SA129 lithium-ion pouch battery cell including capacity, mass, energy density and performance data. Compare specifications and simulate battery behaviour using validated models in the Voltt.
302Wh/kg
1510W/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 Pouch cells with comparable specific energy and power.
Same form factor. Nearest neighbours by energy and power density.
Amprius develops high energy density lithium-ion batteries using silicon anode technology. Its cells are widely used in aerospace, drones and electric mobility applications where lightweight energy storage and high performance are critical.
Explore other battery cells in the Voltt database
Explore other cells