In this week's episode, we explore a massive shift happening in the world of stationary grid storage: the long-awaited commercialization of sodium-ion batteries.

For years, stationary storage was just a "tick on the electric vehicle dog," relying entirely on the EV market to drive battery development and manufacturing scale. Because EVs have to physically haul their batteries around, energy-dense lithium-ion technologies like lithium iron phosphate (LFP) and nickel-manganese cobalt (NMC) dominated. But stationary grid storage does not care about weight.

Now that the global electric power industry has achieved massive scale, stationary storage is blazing its own path. Enter sodium. While slightly less energy-dense, sodium-based battery chemistries are much more stable, operate safely in extreme cold, and are inherently cheaper because the world has a ton of salt. When fully scaled, they are estimated to have 25% to 30% lower material costs than comparable LFP batteries. Even better, they boast an extraordinarily long cycle life of up to 20,000 cycles, compared to just 7,000 for LFP or 2,000 to 3,000 for NMC.

Watch to learn more about:

The Decoupling of Grid and EV Batteries: How the stationary storage market is finally separating from EVs, highlighted by Ford Energy repurposing an EV battery factory to churn out 20 gigawatt-hours of storage annually.

The US Market Shakeup: The unfortunate 2025 demise of startup Natron Energy, and the subsequent rise of Peak Energy. Peak is deploying massive multi-year projects using fully passive systems that require no cooling fans or moving parts—eliminating the root cause behind 85% of battery failures.

The CATL Juggernaut: Why China continues to dictate the global battery market. We look at CATL—the "Nvidia of batteries"—which commands 40% of the global market share, employs 23,000 R&D personnel, and just announced a staggering 60-gigawatt-hour sodium-ion cooperation agreement with HyperStrong.

Sodium-based battery chemistries are about to go mainstream in the electric power industry, starting in China before peppering grids all over the world. Watch now to understand the new standard in grid storage!

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