We audit continuous inverter tare loss, locked rotor motor surge (LRA), and temperature-derated solar harvest. Built by home solar practitioners so your backup power never trips when the grid goes dark.
Mathematical models for inverters, tare loss, motor inrush, and solar arrays.
Explore Benchmarks →Direct engineering comparisons with verified inverter tare losses, surge headroom, and expandable battery architectures.
Comprehensive engineering comparison between the EG4 12kPV and EG4 18kPV hybrid inverters. We evaluate 8kW vs 12kW off-grid continuous output, 200A whole-home pass-through, MPPT solar sizing, battery draw limits, and surge capabilities.
In-depth engineering comparison between the Deye 8kW (SUN-8K-SG01LP1) and Deye 12kW (SUN-12K-SG01LP1) split-phase hybrid inverters. We benchmark 190A vs 240A battery current, 24kW surge headroom, and off-grid reliability.
Engineering comparison between the Sol-Ark 12K and Sol-Ark 15K hybrid inverters. We analyze 200A whole-home pass-through vs 63A subpanel wiring, 15kW vs 12kW power output, 3 MPPTs, and contractor installation savings.
Real-time sizing engine calibrated against a standard 2048Wh LiFePO4 battery using an industry-standard 85% inverter conversion efficiency factor with standby tare loss.
Calculate your required battery bank capacity ($Wh$) and solar array wattage ($W$) based on essential blackout loads.
Select your essential outage loads to calculate battery bank Wh and solar array wattage.
Electrical safety analyses, MPPT solar curve calculations, and component architecture deep dives.
Inverters & Power SystemsAuthoritative electrical engineering guide on hybrid inverter zero-export and anti-backflow systems. Learn split-core CT arrow orientation, phase pairing rules, transient grid spillage physics, and smart meter compliance.
Solar Batteries & StorageAuthoritative battery electrochemistry and electrical engineering guide to LiFePO4 internal resistance testing. Compare AC 1kHz milliohm impedance with DC load pulse testing, evaluate degradation physics, and match-pair prismatic cells for 16S 48V banks.
Solar Water & PumpingAuthoritative agricultural plumbing and electrical engineering guide on submersible well pump check valve placement. Learn how column separation triggers destructive water hammer, prevent motor shaft shearing from reverse backspin, and stage downhole spring poppet valves correctly.
Solar & MPPTIn-depth engineering analysis of photovoltaic degradation physics. Compare Light-Induced Degradation (LID) and Light and Elevated Temperature Induced Degradation (LeTID) across PERC, TOPCon, and HJT solar cells, examining quantum recombination and lifetime power yields.
Wiring, Protection & SafetyAuthoritative engineering guide on solar ground mount equipment bonding and galvanic corrosion prevention. Learn how copper conductors react with galvanized steel, penetrate non-conductive anodized rails, and maintain continuous low-resistance bonding paths.
Inverters & Power SystemsAuthoritative engineering guide on solar inverter thermal de-rating and cooling dynamics. Discover how ambient temperature collapses continuous power output, calculate semiconductor junction thermal resistance, and design ventilated enclosures to prevent summer heat throttling.