EG4 Founder James Showalter: From eBay store to number 2 residential battery in record time episode artwork

EPISODE · Nov 2, 2025 · 24 MIN

EG4 Founder James Showalter: From eBay store to number 2 residential battery in record time

from Sean White‘s Solar and Energy Storage Podcast · host whitehousesolar

In this episode of Sean White's Solar and Energy Storage podcast, host Sean White converses with James Showalter, the founder and CEO of EG4. They discuss EG4’s innovative mini splits and energy storage solutions, including their impact in the solar industry and the future of residential batteries. James shares insights into their partnership with LG for American-supplied cells, their significant progress in the energy storage market, and the inception and growth of EG4 and Signature Solar. They discuss the technical and regulatory aspects of private energy generation, aiming to make solar energy more accessible and cost-effective. Tune in to learn about the journey of EG4 and their mission to revolutionize renewable energy storage.   Topics Covered: EG4 = Energy Generation for Everyone Sulfur Spring Off-Grid System FlexBOSS 18 inverter UL3141 Inverter Interconnection Agreement Private Energy Generation Energy Storage at homes 10 cents per kilowatt hour Standardized margin Signature Solar Net-Metering Iceberg Signature eBay DIY Solar Projects   Reach out to James Showalter here: LinkedIn: www.linkedin.com/in/james-showalter-9a0599156  X: @EG4James  Website: www.eg4electronics.com   Learn more at www.solarSEAN.com and be sure to get NABCEP certified by taking Sean’s classes at www.solarsean.com www.solarsean.com/pvip

In this episode of Sean White's Solar and Energy Storage podcast, host Sean White converses with James Showalter, the founder and CEO of EG4. They discuss EG4’s innovative mini splits and energy storage solutions, including their impact in the solar industry and the future of residential batteries. James shares insights into their partnership with LG for American-supplied cells, their significant progress in the energy storage market, and the inception and growth of EG4 and Signature Solar. They discuss the technical and regulatory aspects of private energy generation, aiming to make solar energy more accessible and cost-effective. Tune in to learn about the journey of EG4 and their mission to revolutionize renewable energy storage.   Topics Covered: EG4 = Energy Generation for Everyone Sulfur Spring Off-Grid System FlexBOSS 18 inverter UL3141 Inverter Interconnection Agreement Private Energy Generation Energy Storage at homes 10 cents per kilowatt hour Standardized margin Signature Solar Net-Metering Iceberg Signature eBay DIY Solar Projects   Reach out to James Showalter here: LinkedIn: www.linkedin.com/in/james-showalter-9a0599156  X: @EG4James  Website: www.eg4electronics.com   Learn more at www.solarSEAN.com and be sure to get NABCEP certified by taking Sean’s classes at www.solarsean.com www.solarsean.com/pvip

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EG4 Founder James Showalter: From eBay store to number 2 residential battery in record time

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This episode is 24 minutes long.

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This episode was published on November 2, 2025.

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In this episode of Sean White's Solar and Energy Storage podcast, host Sean White converses with James Showalter, the founder and CEO of EG4. They discuss EG4’s innovative mini splits and energy storage solutions, including their impact in the solar...

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