Reviews & Testing intermediate
Best All-in-One Solar Inverters 2026: Hybrid Inverter Review
Six hybrid inverters compared: EG4 6000XP at $1,500 beats Sol-Ark 15K and Victron on value for most DIY solar builders in 2026.
Reviews & Testing
Honest product reviews backed by real measurement data. Panels, batteries, inverters, and charge controllers tested in the field.
Reviews & Testing beginner
Best LiFePO4 Batteries for Solar in 2026: Tested and Compared
Hands-on comparison of 6 popular LiFePO4 batteries for DIY solar — real capacity tests, BMS features, and price per kWh from $78 to $331/kWh.
Reviews & Testing intermediate
Best MPPT Charge Controllers for Solar in 2026: Tested and Compared
Six MPPT charge controllers tested over 30 days with real efficiency data. Victron 150/35 wins overall; EPEver 4215BN is the best budget pick.
Reviews & Testing intermediate
EG4 6000XP Hybrid Inverter Review: 18 Months of Real-World Data
After 18 months running an EG4 6000XP daily, here's what works, what doesn't, and whether it's worth $1,500 for DIY solar. 94.2% measured efficiency.
Reviews & Testing beginner
Portable Power Stations vs DIY Solar: When Each Makes Sense
Portable power stations vs DIY solar — cost per kWh ($400-650 vs $100-250), use cases, expandability, and when each option makes sense for your situation.