Solar panels and battery equipment for homeowner energy resources

Solar Resources & Guides

Helpful guides, neutral references, and quick answers for homeowners, RV owners, and anyone sizing a system. Start with the section that matches your question, then reach out if you want help applying it to your property.

Quick links

Jump straight to the section you need and keep the rest of the hub as a reference.

Buyer’s Guides

Start with one comparison that clears up the biggest decision, then branch into deeper topics as needed.

PV String Calculator: Cold-Weather Solar Panel Count

Estimate the maximum panels in one series string by correcting panel Voc for cold weather and comparing it against your inverter or MPPT voltage limit.

Use the calculator

LFP vs. NMC: Choosing the Right Lithium Battery

This is the best starting point if battery chemistry is your biggest decision and you want a neutral overview of cost, lifespan, and reliability.

Read the guide

LFP vs Lead-Acid: Which Battery Is Better for Off-Grid Storage?

Use this comparison when you are choosing between lithium and lead-acid for off-grid homes, cabins, and daily-cycle storage systems.

Read the guide

FAQs & Basics

If you are still learning the basics, start with the question that matters most right now.

Off-Grid Solar FAQ

Quick answers for homeowners who want to know what full independence looks like, how storage is sized, and what matters most in winter.

RV & Mobile Solar FAQ

Helpful basics for mobile systems, charging, and sizing when power needs move with you.

Well Backup FAQ

A quick primer on keeping well pumps running when the grid goes down.

External Resources

Trusted references for solar planning, battery storage, incentives, calculator tools, and utility customer-generation rules when you want a neutral place to verify the details.

DOE: Homeowner’s Guide to Solar

A practical federal overview of how solar works, what to expect, and where to start.

Visit the guide

DOE: Planning a Home Solar Electric System

A step-by-step homeowner planning guide covering energy use, solar potential, system options, bids, incentives, and utility coordination.

Review solar planning steps

DOE: Planning for Home Renewable Energy Systems

A useful reference for comparing grid-connected and stand-alone systems before choosing solar, batteries, or other renewable options.

Compare system types

DOE: Residential Renewable Energy

A broad Energy Saver overview of renewable energy options for homes, including solar electricity and related planning topics.

Explore homeowner options

DOE: Battery Storage for Solar Energy Systems

A customer-friendly explanation of why homeowners pair batteries with solar, especially for backup power, rate protection, and energy self-sufficiency.

Read about battery storage

Idaho Power: Customer Generation FAQ

A utility reference for Idaho customers reviewing on-site solar, net billing, export credits, and interconnection requirements.

Review customer-generation rules

DSIRE: Solar Incentives Database

A reliable place to look for incentives, rebates, and policy details that may affect your project.

Browse incentives

PVWatts: Solar Calculator

A useful calculator for rough production estimates and early-stage sizing conversations.

Estimate production