Solar Power Basics
Clear explanations and pros/cons to build confidence.
Explore basics →Solar power, explained clearly
Understand solar systems fast.
Practical guides, cost breakdowns, and sizing help for real-world solar setups. Start with the basics or jump straight to the calculator you need.
Quick Start
- Estimate your daily energy use.
- Size panels and battery capacity.
- Compare components and costs.
Core guides
Start with a main guide, then follow links to deeper supporting articles.
DIY Off-Grid Energy Experiments
Physics-based experiments (micro-hydro, pedal power) that pair with solar.
Browse DIY experiments →Components
Panels, inverters, charge controllers, and batteries.
See components →Sizing & Calculations
System sizing steps, calculators, and load planning.
Start sizing →Costs & Economics
Cost breakdowns, payback, and price comparisons.
View costs →Install & Maintain
DIY overview, maintenance checklists, and troubleshooting.
Learn maintenance →Use-Case Guides
RVs, cabins, sheds, camping, and backup systems.
Browse use cases →Wiring & Protection
Wire size, fuses vs breakers, and safe wiring decisions.
Start wiring decisions →Calculators
Fast estimates that link to the deeper guides.
Solar Panel Output
Estimate watts and daily energy based on panel size and sun hours.
Use output calculator →Battery Capacity
Size storage for your daily load and desired backup time.
Use battery calculator →Comparisons
High-value, neutral comparisons that answer common questions.
MPPT vs PWM
See efficiency differences, price, and use cases.
Compare controllers →Li-ion vs Lead-acid
Compare lifespan, cost, and performance tradeoffs.
Compare batteries →Micro vs String Inverters
Performance and reliability differences explained.
Compare inverters →Pure Sine vs Modified Sine
Compatibility differences for common appliances and electronics.
Compare waveforms →12V vs 24V vs 48V Solar
Voltage choice affects wiring, scaling, and inverter draw.
Compare system voltages →Cost guides
Breakdowns that explain where the money goes.
Solar System Cost Breakdown
Panels, battery, inverter, and balance-of-system costs.
See full breakdown →DIY vs Installer Cost
Understand where professional installation adds value.
Compare costs →Solar Panel Cost Per Watt
Typical $/W ranges and what changes panel pricing.
See panel pricing →Solar Battery Cost Per kWh
How to compare battery prices using usable kWh and lifespan.
See battery pricing →Not sure where to start?
Start with the sizing guide, then choose components and compare costs.
Use-case deep dives
Practical guides for specific setups with clear next steps.
RV Solar Sizing
Panels, battery, and inverter sizing for real RV loads.
Size an RV system →RV Solar Cost Breakdown
Typical RV solar budgets and where costs come from.
See RV costs →Maintenance & troubleshooting
Fix common issues and understand what’s normal.
Low Solar Output Troubleshooting
Common causes: seasonality, shading, dirty panels, and inverter alerts.
Run the checklist →Solar Battery Not Charging
Separate low input, normal controller behavior, and real wiring/battery issues.
Troubleshoot charging →Solar Panel Cleaning Cost
DIY vs professional pricing and when cleaning is worth it.
See typical costs →