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Call 1-800-472-1142 M-F 8 to 5 PST,
email sales@wholesalesolar.com, or Request a Quote
Wholesale Solar Information Center

Basic Information:
System Grounding - It's the most asked question we get. Read all about it.
Grounding and Lightning Protection
Energy Primer - What you can do today to help reduce your electricity and gas bill even if you live on-grid.

Battery Information:
How do I keep my batteries alive for years?
Maintaining Batteries - Useful information on how to keep your batteries in top condition from Trojan Battery.
Battery General Info - General Information on Batteries
Battery Sizing Worksheet
Rolls solar battery user manual
Battery Backup vs. Gas Generators

Charge Controller Information:
Which controller is right for me?
What are charge controllers?
How do MPPT controllers work?
Charge Controllers - What do they do, how do I choose one?
MidNite Solar Classic String Sizing Tool
MidNite Solar KID String Sizing Tool
Morningstar String Calculator
Dipswitch Settings — MidNite Solar Classic Lite Charge Controller (Video)
Dipswitch Settings — Morningstar TriStar Charge Controller (Video)

Disconnect Information:
Which Midnite Solar Disconnect goes with what inverter?
Which Magnum Energy Disconnect goes with what inverter?


Inverter Information:

Which inverter do I need?
Inverters/Chargers - What else do I need? How do they work?
What IS a sine wave?
Sinewave vs. Modified Sinewave - What's the difference?
What size inverter do I need for my well pump?
What is anti-islanding?
Inverter Repair?
Blue Oak Sizing Tool
PV Module “Right-Sizing” for Ephase Energy Microinverters
SMA Sunny Design Web
Setting AC Input Amps and Charge Rate Using Magnum Energy ME-RC 50 & ME-ARC Remotes (Video)
How to Program Magnum Energy Battery Monitor Kit (ME-BMK ) (Video)

Electricity Basics:
Electricity Basics - Just one page with some simple terms you need to understand when talking about electricity
Sinewave vs. Modified Sinewave - What's the difference?
System Grounding - It's the most asked question we get. Read all about it.
Grounding and Lightning Protection
What is the difference between an AC and a DC watt?
What is the difference between a watt, a kilowatt and a kilowatt hour (kWh)?

Energy Management/Lowering Costs:
How Can I Lower My Electricity Consumption?
53 No-Cost and Low-Cost Ways to Conserve Energy.
Power Consumption Table
Passive Solar

Mount Information:
What do I need to know about solar panel mounts and trackers?
Complete Installation Mounting Guide
IronRidge Roof Mount Configurator -
  Support
IronRidge Pole Mount Configurator -
  Support
IronRidge Ground Configurator -
  Support
IronRidge Ballasted Roof Mount Configurator -
  Support

Cost, Rebates and Incentives:
Cost & Incentives - What you should know.
Financing Solar - Best Options.
All State Rebates and Incentives
Leasing Options - Pro's and Con's.
Return on Solar Investment
Off-grid Solar Cost Guide
Grid-tie Solar Cost Guide

RV Information:
Which Inverters and Solar Panels are best for RV and Marine Solar Powered Systems?

Solar Power Systems Information:
Grid-tie Solar System Sizing Calculator
Off-grid Solar System Sizing Calculator
Solar System Sizing Worksheet - Based on your existing use of electricity, figure out how many panels your grid-intertied system will need to produce.
Load Evaluation Worksheet - If you are building an off-grid home, this will help you estimate how much electricity you will need.
Connecting to the Grid - A complete guide to issues involved in a grid connected solar system.
Power Consumption Table - Want to know how much power something uses? Many common items are covered here.
What is the difference between an AC and a DC watt?
What is the difference between a watt, a kilowatt and a kilowatt hour (kWh)?
Branch Circuit Wiring - If you are planning to connect a solar system to an existing home you MUST read this first. If you have questions be sure to call or email sales@wholesalesolar.com.
Guide to Photovoltaic (PV) System Design and Installation - California Energy Commission
Back Up Power Systems - See what you can do to be sure that your lights will stay on.
What kind of grounding and lightning protection do I need?
System Grounding - It's the most asked question we get. Read all about it.
DIY Solar - Do it yourself solar
Convert your Grid-tie Solar Power System to Off-grid with AC Coupling

Solar Panel Information:
What are the different types of solar panels?
Solar Panels Efficiency - How do they work, will they work when shaded, how do I set them up?
Solar Power Map - Click here to see the amount of usable solar power throughout different parts of the United States
Solar cost - Find out the true cost of solar... is going solar worth it?
AC solar panels
PV Power is a Positive Net Energy Producer

Wind Power Systems Information:
Wind Energy Systems Information - All the Basic Information about Wind Energy Systems
Wind Speed Maps - Do you have enough average wind in your area to consider a Wind Generated Power System?-here is the answer.

Wiring Information:
What size wire do I need?
Voltage Drop Calculator