Colin Campbell
Chief Technology Officer at Redwood Materials (and head of Redwood Energy division) with an engineering background at Tesla, leading efforts to deploy second‑life EV batteries for grid and off‑grid energy storage.
Best podcasts with Colin Campbell
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69 snips
Jul 24, 2025 • 28min
Repurposing EV batteries for grid storage
Colin Campbell, Chief Technology Officer of Redwood Materials and expert in battery recycling, discusses the intriguing world of repurposing electric vehicle batteries for grid storage. He highlights how advancements in software management and cost-efficiency have made this process profitable. Colin emphasizes that even short lifespans for repurposed batteries can be valuable, especially for long-duration storage. The conversation also dives into the competitive landscape against new battery systems and the exciting potential of transforming end-of-life batteries into vital energy resources.
19 snips
Oct 22, 2025 • 59min
Can "second life" EV batteries work as grid-scale energy storage?
Colin Campbell, CTO of Redwood Materials and ex-Tesla engineer, discusses the innovative deployment of second-life EV batteries for large-scale energy storage. He explains how Redwood Energy plans to maximize the utility of used batteries before recycling, highlighting the potential to create significant grid resources. Colin shares insights on the technology enabling compatibility among different battery types, the rapid deployment of projects like the Nevada pilot, and the economic viability that positions second-life batteries as a cost-effective solution compared to new systems.
