Cold Weather Extension Cord That Stays Flexible & Won’t Crack
I was looking for a cold weather extension cord made in America. When I found it, I realized that I’ve bought other products from them too…
Compact Refrigerator Freezer For Solar Power Energy System
Picking a compact refrigerator / freezer to run off grid from batteries and solar power. How to figure out the system choices…
Electricity Usage (kWh) per Home and by Appliance Systems
A list of average electricity usage per home for each state in the U.S., and a list of energy usage per home by appliances and systems.
What Size Charge Controller Do I Need For Solar Panels?
Charge controller sizing for solar panels, watts & amps. How to do the math and figure out what size charge controller you need.
Solar Power System Diagram | 4 Basic Building Blocks
There are 4 main building blocks in a basic solar power system diagram. Here’s what they are, and what each of them are for…
How To Calculate Ah (Amp hours) and Wh (Watt hours) of a Battery Bank
How I calculated the total Amp hours and Watt hours of my off-grid battery bank
How To Heat Your House When The Power Goes Out
What if the power goes out, can you keep warm? Can you still heat your house? How would you do that? Here are some thoughts…
Why I Built Ground Mounts For My Solar Panels — SNOW REMOVAL
If you’re in a snow zone, consider your solar panel snow removal methods, whether they’re on the roof, or ground mounts…
Solar Battery Charger for AA Batteries – 2 Good Choices
I review two good choices for a solar battery charger AA size (and more). One is a standalone unit. The other, folding solar panel & charger unit.
Battery State-Of-Charge Chart | 12 Volt Battery Voltage & Specific Gravity
A chart of battery voltage versus State Of Charge, SOC, percentage and Specific Gravity for 6, 12, 24, and 48 volt battery banks.