Sodium-ion Battery Industry Insight: Key Paths to Industrialisation and Evolution of Pricing Mechanisms [SMM Analysis]

SMM August 20 News:

The sodium-ion battery industry is at a delicate time window—lithium battery prices remain low, compressing the substitution space for sodium-ion batteries, while the scale effect of sodium-ion batteries themselves has yet to materialize. However, by gathering core judgments from battery cell manufacturers, material suppliers, academia, and standard-setting bodies, the industry has released a clear signal: sodium-ion batteries are not a question of "whether to do it," but of "how to do it right."

1. Opportunity Window: From "Can It Be Used" to "Where to Use It"

The industry's core consensus is that the low-temperature performance, high C-rate charge/discharge, and extreme safety of sodium-ion batteries have been fully verified, and their differentiated advantages need no further proof. The real question is: in which scenarios can these performance advantages be translated into cost-effectiveness that users are willing to pay for?

From the perspective of battery cell manufacturers, a high-potential direction is the AIDC (AI Data Center) UPS backup power scenario. AI data centers have weighted requirements for safety, and the current practice of placing ternary battery cabinets beside server racks inherently poses risks. The non-flammable and non-explosive characteristics of sodium-ion batteries make them naturally suitable for deployment in cabinets or even outdoor facilities. However, the pain points are equally clear: first, the charge/discharge frequency far exceeds the conventional "2-hour/4-hour backup power" design, potentially triggering dozens to hundreds of protection actions per day, placing higher demands on cycle life; second, the power electronics components (PCS, BMS) between the battery cell and the UPS have not yet been hardware-matched to the wide voltage characteristics of sodium-ion batteries, and current solutions are mostly overkill compromises, resulting in high costs and painful adaptation. From new product development to validation and implementation, the cycle takes about 2-3 years.

On the material side, a pragmatic path is emphasized: sodium-ion batteries are currently in an early stage, with relatively high prices and small scale, but niche markets already offer cost-performance advantages. The key is to first bring down costs on the existing scale, then penetrate into multi-category scenarios, rather than blindly benchmarking against all indicators of lithium batteries. Compared to lithium battery prices at the same stage ten years ago, sodium-ion batteries have a huge advantage; material costs are lower than those of lithium batteries, and although manufacturing costs are higher, there is significant downside room for cost reduction by referencing the cost reduction curve of lithium batteries. The four factors—cost, performance, policy, and market—all point to positive expectations.

2. Pricing Mechanism: From "Shooting from the Hip" to Linked Transmission

Industry discussions on pricing reflect that sodium-ion batteries are transitioning from "wild growth" to "mature mechanisms."

Battery cell manufacturers believe that pricing shifting from shooting from the hip to being able to transmit upstream and making the cost structure relatively transparent is a sign of the industry moving toward maturity. Currently, the cost bottleneck is concentrated at both ends: the battery cell production side will decline rapidly with the commissioning of large-scale production lines and improvement of yield rates; the downstream supporting end's PCS/BMS adaptation cost remains high. Cost reduction requires two parallel tracks: large-scale battery cell production for cost reduction, and system architecture restructuring specifically for sodium-ion batteries to reduce costs.

The core logic of end-user pricing should also shift: focus on the total cost of ownership for the end-paying user, rather than only tracking the price of upstream material groups. Once the linkage pricing formula is established, battery cell manufacturers will have a clear picture of future cost changes in upstream materials, making cost transmission smoother and expectations management across the entire industry chain clearer.

From the material side, a key viewpoint was added: pricing should "give value" — not all material indicators need to benchmark against lithium batteries; instead, return to the real needs of segmented application scenarios. The deeper the client engagement, the more they can accept a reasonable premium. This means sodium-ion battery pricing should not fall into a price war mentality with lithium batteries, but should establish an independent pricing logic based on scenario value.

3. Hard Carbon Bottleneck and Standard Absence: Two Unresolved Issues

Hard carbon anode has been identified as the core threshold for current sodium-ion batteries. The routes are divided into two technical paths: coal-based and biomass (bamboo-based, etc.). Moving towards GWh scale in the future, the hard carbon supply threshold is expected to be lifted. The cost of cathode material scaling is also continuously decreasing, with room for further reduction.

The lack of a standard system is another shortfall that urgently needs to be addressed. Currently, group standards and national standards related to sodium-ion batteries are still blank. Industry insiders suggest prioritizing application scenario standards to accelerate progress, driving battery cell and material standards to naturally follow. Material standards can be set in grades due to diverse routes, while battery cell standards need to be developed in conjunction with specific application scenarios to be truly "usable." At the same time, the industry calls for establishing a mechanism for collecting standard suggestions, where third-party organizations collect suggestions from all parties and provide feedback for advancement.

4. SMM Viewpoint

Based on information from all parties in the industry chain, SMM believes: the sodium-ion battery industry is experiencing real pain from low-price pressure from lithium batteries in the short term, but the medium and long-term direction is certain. Over the next 12-24 months, three variables need to be closely tracked: first, whether the hard carbon coal-based route can achieve scaled production as expected; second, whether power electronics such as PCS/BMS can complete dedicated adaptation for the wide voltage characteristics of sodium-ion batteries, unblocking the last mile for application in AIDC/UPS scenarios; third, whether the standard system can achieve breakthroughs starting from application scenario standards, providing rule infrastructure for industrialisation. In terms of pricing mechanism, the implementation of the linkage pricing formula will be a key turning point for the industry from "price game" to "value pricing."

Sodium-ion battery technology is rich in stories but lacks the engineering capabilities and regulatory mechanisms to turn those stories into orders. Moving from "exploration" to "construction" may be the most crucial step the industry should take right now.

SMM New Energy Research Team

Wang Cong 021-51666838

Feng Disheng 021-51666714

Lyu Yanlin 021-20707875