The Dawn of Sodium-Ion Electric Vehicles
A groundbreaking shift in electric vehicle technology has been unveiled as a Chinese manufacturer introduces the first sodium-ion (Na-ion) powered car, promising enhanced safety and performance in cold climates.
The Changan Nevo A06, developed by Changan Automobile in collaboration with Contemporary Amperex Technology Co., Limited (CATL), a company recognized as the world’s largest battery manufacturer, marks a significant advancement in battery technology.
Domestically known as the Qiyuan A06, this vehicle is the first mass-produced passenger car to incorporate Na-ion batteries, signaling a move towards alternative battery technologies.
Equipped with a 45 kWh CATL Naxtra battery, first announced in April 2025, the Nevo A06 offers a range of 248 miles (400 kilometers) on a single charge. The battery achieves an energy density of 175 watt-hours per kilogram.
Na-ion technology allows the car to charge faster than traditional lithium-ion (Li-ion) batteries, with the ability to reach 80% in just 15 minutes. According to Changan representatives, this is twice as fast as a Tesla Model Y, which takes longer to reach the same charge percentage, as noted by the EV charging site Electra.
The Changan Nevo A06 is set to hit the market by mid-2026, with the Na-ion technology paving the way for future models. Companies like BYD, which recently surpassed Tesla as the largest EV manufacturer, have already started constructing a 30 gigawatt-hour Na-ion battery facility in Xuzhou, China, in early 2024.
Potential of Na-ion Batteries in the EV Market
Na-ion batteries offer a promising alternative to conventional Li-ion batteries, potentially reducing manufacturing costs and enhancing safety. Scientists highlight that they are less likely to catch fire when damaged due to their stable nature and the abundance of sodium.
These batteries also maintain performance in extreme temperatures, performing efficiently from -40 degrees Fahrenheit (-40 degrees Celsius) to 158 degrees F (70 degrees C). They retain 90% of their charge even at the lowest temperatures, making them ideal for year-round use.
As reported by CarNewsChina, Changan Automobile claims that the Nevo A06 can discharge at three times the capacity of lithium iron phosphate (LFP) batteries at -22 degrees F (-30 degrees C).
While Na-ion batteries have historically been used in static applications due to lower capacity compared to Li-ion, the introduction of vehicles like the Nevo A06 suggests a shift. Wider production could lead to EVs with more efficient batteries that withstand harsh conditions.
This advancement not only extends driving range in colder climates but also ensures that grid-scale battery energy storage systems maintain efficiency during winter, providing reliable energy solutions.
Original Story at www.livescience.com