Home Energy Storage Installation Permits and Inspections
Home Energy Storage Installation Permits and Inspections: What Installers and Homeowners Must Clear Before Power-On
I still remember the first residential…
Home Energy Storage Monitoring Apps and Data
When a customer calls me asking why their home battery backup did not carry the house through a two-hour outage, the first thing I do is open the monitorin…
Home Energy Storage EV Charging Loads
I still remember the first service call that taught me how badly an electric vehicle charger and a home energy storage system can disagree. A customer in t…
Home Energy Storage for Apartment and Condo Owners
As a senior lithium battery engineer who has spent the last dozen years designing pack architectures for everything from delivery drones to 48V telecom ban…
Home Energy Storage Payback Period
Every week I get the same question from homeowners and installers: “Karl, when does a home energy storage system actually pay for itself?” After fifteen ye…
Home Energy Storage and Heat Pump Integration
When a homeowner asks me whether a home energy storage heat pump integration project is worth it, I usually answer with a question of my own: “Are you pair…
Home Energy Storage AC vs DC Coupled
Over the past eight years I have sat across the table from dozens of installers, EPC contractors and homeowners trying to decide between an AC-coupled and…
Home Energy Storage for Blackout-Prone Regions
If you live somewhere the grid blinks out more often than it should, you already know the difference between an inconvenience and a problem. A two-hour fli…
Home Energy Storage Time-of-Use Arbitrage
I still remember the first utility bill a client showed me after we installed their 13.5 kWh home energy storage system in Arizona. The solar array wa…
Home Energy Storage Warranty
When a homeowner or an installer asks me, “Karl, is a 10-year home energy storage warranty actually worth anything?” — my honest answer is: it depends enti…