EPISODE · Mar 13, 2026 · 24 MIN
Sodium-Ion Batteries with Darren Tan CEO of Unigrid
from Sean White‘s Solar and Energy Storage Podcast · host whitehousesolar
Darren Tan, CEO of Unigrid Battery, discusses sodium-ion battery technology as a safer, temperature-resilient alternative to lithium-ion batteries. The conversation explores the chemistry differences, safety advantages, manufacturing approach, and emerging applications in residential energy storage, commercial buildings, data centers, and electric vehicles. Topics Covered: Sodium-ion vs. lithium-ion battery technology Battery safety and fire risk comparisons Temperature performance advantages Material availability and supply chain benefits Manufacturing model and contract production Residential energy storage regulations and building codes Commercial applications Electric vehicle applications and range limitations NMC = Nickel Manganese Cobalt LFP = Lithium Iron Phosphate Sodium-ion safety profiles Thermal runaway and fire suppression protocols Prismatic cell design and specifications Cooling system requirements comparison Cost trajectory and market adoption timeline Virtual power plant concepts UL 9540 certification and compliance testing Reach out to Darren Tan here: Website: www.unigridbattery.com Learn more at www.solarSEAN.com and be sure to get NABCEP certified by taking Sean’s classes at www.heatspring.com/sean www.solarsean.com/esipexam
What this episode covers
Darren Tan, CEO of Unigrid Battery, discusses sodium-ion battery technology as a safer, temperature-resilient alternative to lithium-ion batteries. The conversation explores the chemistry differences, safety advantages, manufacturing approach, and emerging applications in residential energy storage, commercial buildings, data centers, and electric vehicles. Topics Covered: Sodium-ion vs. lithium-ion battery technology Battery safety and fire risk comparisons Temperature performance advantages Material availability and supply chain benefits Manufacturing model and contract production Residential energy storage regulations and building codes Commercial applications Electric vehicle applications and range limitations NMC = Nickel Manganese Cobalt LFP = Lithium Iron Phosphate Sodium-ion safety profiles Thermal runaway and fire suppression protocols Prismatic cell design and specifications Cooling system requirements comparison Cost trajectory and market adoption timeline Virtual power plant concepts UL 9540 certification and compliance testing Reach out to Darren Tan here: Website: www.unigridbattery.com Learn more at www.solarSEAN.com and be sure to get NABCEP certified by taking Sean’s classes at www.heatspring.com/sean www.solarsean.com/esipexam
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Sodium-Ion Batteries with Darren Tan CEO of Unigrid
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