Global manufacturing capacity for sodium-ion batteries (SIBs) is projected to reach 100 Gigawatt-hours (GWh) per year by 2027. This rapid scale-up is driven largely by Chinese industry leaders like CATL and BYD, who are moving from pilot stages to mass industrial production.

Global manufacturing capacity for sodium-ion batteries (SIBs) is projected to reach 100 Gigawatt-hours (GWh) per year by 2027. This rapid scale-up is driven largely by Chinese industry leaders like CATL and BYD, who are moving from pilot stages to mass industrial production.
Key Capacity Projections
100 GWh Global Capacity by 2027:- Estimates suggest the industry will jump from less than 5 GWh in 2025 to over 100 GWh by 2027.
China’s Dominance: -
China currently accounts for approximately 75–80% of projected production capacity.
Long-term Growth:-
 By 2030, global production could exceed 400 GWh per year..
Major Industry Players
CATL (China): -
Recently announced a 40 GWh annual expansion for sodium-ion power batteries, aiming for a total site capacity of 149 GWh. They have already secured a massive 60 GWh supply deal for energy storage over three years.
BYD (China):-
 Currently ramping up a dedicated 30 GWh sodium-ion plant. BYD targets sodium-ion for 15–20% of its total battery demand by 2027.
Peak Energy (USA): -
Scaling up in the American market with plans to deliver over 4.7 GWh of grid storage between 2027 and 2030.
Tiamat (France):--
 Building a 5 GWh factory in Amiens to establish a European production hub. 
Target Market Segments in 2027 

The technology is expected to be distributed across several key sectors by 2027: 
Stationary Storage: -45–50% of deployments.
Micromobility: 25–30% for two-wheelers and scooters.
Budget EVs: 15–20% for compact passenger vehicles. PatSnap
Strategic Advantages
As noted in PatSnap's industry analysis, SIBs offer a hedge against lithium price volatility. While they have lower energy density than lithium-ion (approx. 175 Wh/kg vs 205+ Wh/kg), they are superior in low-temperature performance and utilize more abundant materials.  
 Sodium Ion Batteries Can Reach 100 Gigawatt Per Hour Per Year Scale in 2027. 
MJF Lion ER YK Sharma 

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