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(1) Battery type: AGM, GEL, Liquid, Lithium, etc.(2) Battery voltage: determine the battery voltage and the number of batteries in series based on the system voltage&#xA0;(3) Battery capacity: determine the battery capacity and the number of parallel batteries required based on the load working time Check out our &quot;Batteries&quot; section for more options:&#xA0;<a href="https://www.newpowa.com/products/batteries/" id="isPasted">https://www.newpowa.com/products/batteries/</a>

Battery Selection Principles

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Orders & Shipping

What is solar energy and why solar energy?

Introduction to solar panels

Key components of solar panels

Understanding the spec sheet

What is a Solar Off-grid System?

Solar 101

Mono-crystal or Poly-crystal Panels?

How to Choose Controller for the Solar Panel?

Difference between PWM Controller and MPPT Controller

How to Choose an Inverter?

Cables Selection Principles

Can Ordinary Cables Replace Photovoltaic Ones?

How Long the Cable Should be between the Battery and the Controller?

Is there a Diode in the Junction Box on the back of the Solar Panel?

Why does the Diode get Damaged?

Introduction to the wiring and connection styles of the panel.

What is the difference between panels with and without cables?

What is the difference between panels that come with and without connectors?

Types of outlet connector of solar panels

Product Accessories

How to determine the installation angle of the panel?

What are the installation methods for the solar panel?

How to choose solar panel mount material and model?

Are mounts the necessary component of the system?

Can the mounts be made by one self?

What are the things to look out for when installing panels on an RV?

Precautions for Foldable Units

Installation & Mounting

Why is the actual output power of the solar panel less than the nominal rated power Pmax?

For the same wattage, does mono and poly panel generate the same wattage?

Does solr panel work in cloudy condition?

How much power can the solar panel generate?

What are the main reasons for affecting power generation/supply of the system?

What are the factors that affect the system efficiency?

Will it affect power generation if the color is not consistent across solar panel's surface

Can solar panel voltage work in 12V/12V/48V systems?

What is the function that automatically recognizes 12V and 24V in a controller?

Can a solar panel be directly connected to a battery?

What is the correct order for system wiring?

What is the working temperature of the solar panel?

Will the photovoltaic modules be damaged in case of severe environment, such as hail?

What is the life expectancy of a solar panel?

Are the products waterproof and how should you use it outdoors?

Why does the charge controller say 12.6V, when it is fully charged?

Why does the battery voltage display 12.5V, and can't be charged?

What are the precautions for system installation?

Does the damage to the surface of the solar panel affect its performance?

Will the inverter and panel leak electricity?

Panel Wiring & Performance

How to maintain solar panels and connectors?

How to choose the correct system maintenance time?

Do I need to add a fuse breaker protection between a panel and controller, or controller and battery?

Maintenance/Troubleshooting

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What is Carbon Neutral Shipping?

How does Carbon Neutral Shipping work?

Where is my order?

How does Route work?

How does Route process refund or reorder?

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What if my order never arrives or is stolen?

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Route Protection Service FAQs

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Powa Rewards Program

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Battery Selection PrinciplesUpdated 2 years ago