Features
Installer Bankruptcies and the Orphan System Problem
Every consolidation wave leaves systems without parents. The rescue question nobody answered — until now. Energy rules now move household money directly and monthly. This analysis translates the […]
Negative Prices: The 520 Hours That Pay You
Paid to charge: how quarter-hour settlement turned flexibility into a household asset class. Energy rules now move household money directly and monthly. This analysis translates the rulebook into […]
The All-in-One Tower: Integration’s Moment
Inverter, battery, EV charging, EMS in one cabinet. We measured what five-in-one actually buys you. The residential storage market in our three countries has completed its first full […]
Dynamic Tariffs: The First Full Year of Data
22 households, twelve months, three dispatch strategies. AI wins — by less than the brochure says. Energy rules now move household money directly and monthly. This analysis translates […]
Germany’s Quiet Advantage: Certification as a Purchase Filter
Why German buyers pay 8–15% more for local service — and why they are right to. Energy rules now move household money directly and monthly. This analysis translates […]
Warranty Documents, Read Properly: Years, Cycles, Throughput
Fourteen warranties read line by line. Three are worth the paper; the rest hide the cap that bites first. The residential storage market in our three countries has […]
Balcony Solar One Year In: The Product the Industry Didn’t See
800 W, one registration, no installer. The light regime made a new category — and the battery version is next. The product is mature; the market is not. […]
Home Charging’s Real Bottleneck Is Your Fuse Box
Load balancing, phase limits and the 5 kVA ceiling: the electrical reality behind charger marketing. Home charging has quietly become the second-largest controllable load in the electrified home, […]
The Service Gap: What Breaks After the Warranty Call
RMA turnaround from 6 to 28 days — the variable that decides it has nothing to do with the brand’s country. The residential storage market in our three […]
Quote Forensics: Seven Assumptions Your Installer Won’t Flag
We re-ran 31 real quotes line by line. The honest spread and the hidden one are different numbers. The product is mature; the market is not. Identical rooftops […]