DIY Solar Panel Installation: Pros, Cons, and Tips

By Josh Roberts
July 3, 2024

Solar energy is becoming an increasingly popular choice for homeowners looking to reduce their carbon footprint and save on energy bills.

Installing solar panels yourself, also known as DIY solar panel installation, is a tempting option for those who enjoy hands-on projects and want to save on installation costs.

However, before diving in, it’s crucial to weigh the benefits and drawbacks and equip yourself with essential tips to ensure a successful installation.

What is DIY Solar Panel Installation?

DIY solar panel installation involves setting up your own solar energy system without hiring professional installers.

This approach requires a good understanding of the components involved, such as solar panels, inverters, mounting systems, and electrical wiring.

Many people choose the DIY route to have more control over their system and reduce costs.

Benefits of DIY Solar Panel Installation

Cost Savings

One of the most significant advantages of DIY solar panel installation is the potential for cost savings.

By eliminating the labour costs associated with professional installation, you can save a considerable amount of money.

Additionally, the long-term savings on energy bills can make the initial investment more attractive.

Flexibility and Customisation

DIY installation allows you to choose specific components and tailor the system to your energy needs and preferences.

This flexibility means you can design a system that fits your home perfectly, selecting the most efficient panels and components within your budget.

For more insights on selecting the right components, check out our guide on how to choose solar panels.

Learning Experience

Installing solar panels yourself is an excellent opportunity to learn about renewable energy systems.

The hands-on experience and knowledge gained can be incredibly rewarding, giving you a deeper understanding of how your system works and how to maintain it.

Drawbacks of DIY Solar Panel Installation

Technical Challenges

The complexity of installing a solar panel system can be daunting.

From understanding electrical wiring to ensuring the correct placement of panels, there are many technical aspects to consider.

Without proper knowledge and preparation, you may encounter difficulties that can affect the system’s performance.

For a comprehensive overview of the installation process, see our ultimate guide to solar panel installation.


DIY solar panel installation can be time-consuming.

From researching and planning to the actual installation, the process requires a significant time investment.

In contrast, professional installers can complete the job more efficiently, saving you time and effort.

Safety Risks

Safety is a critical concern when installing solar panels.

Working with electrical components and climbing onto roofs can pose significant risks.

It’s essential to follow safety guidelines and use appropriate safety gear to prevent accidents and injuries.

Essential Tips for Successful DIY Solar Panel Installation

Assess Your Home’s Solar Potential

Before starting your project, evaluate your home’s solar potential.

Consider factors such as roof suitability, sun exposure, and shading.

Use tools and methods to measure the amount of sunlight your roof receives throughout the year to determine the optimal placement for your panels.

You can use our solar calculator to estimate your home’s solar potential.

Choose the Right Equipment

Selecting high-quality solar panels and components is crucial for a successful installation.

Research and choose equipment that offers good efficiency, durability, and compatibility with your system.

Investing in quality components will ensure better performance and longevity.

For more details, read our beginners guide to equipping your UK home with solar panels.

Understand Local Regulations and Permits

Familiarise yourself with local building codes and regulations related to solar panel installation.

Obtain the necessary permits and approvals before starting your project to ensure compliance with legal requirements.

For a better understanding of certifications, explore our article on G98 and G99 certifications.

Plan Your Installation Layout

Design an efficient layout for your solar panels, considering factors like roof space, orientation, and shading.

Optimal placement and orientation can significantly impact the system’s efficiency and energy production.

Follow a Step-by-Step Guide

Adhering to a detailed installation guide is crucial for a successful DIY project.

Follow each step carefully and consult recommended resources and tutorials if you’re a beginner.

Detailed instructions will help you avoid mistakes and ensure a safe and efficient installation.

For a detailed process, you can refer to our solar system design process.

Prioritise Safety

Safety should be your top priority throughout the installation process.

Use essential safety gear, such as gloves, helmets, and harnesses, and follow electrical safety guidelines.

Taking proper precautions will help prevent accidents and injuries.

Common Mistakes to Avoid in DIY Solar Panel Installation

Inaccurate Measurements

Incorrect measurements can lead to issues with the system’s performance and efficiency.

Take the time to ensure your measurements are accurate and precise, avoiding any potential problems during installation.

Skipping Permits and Inspections

Neglecting permits and inspections can result in legal issues and complications.

Ensure you comply with all local regulations and obtain the necessary permits and inspections to avoid potential fines and system shutdowns.

Incorrect Wiring

Improper wiring is a common mistake in DIY solar panel installations.

Incorrect connections can pose safety risks and affect the system’s performance.

Follow electrical guidelines and double-check your connections to ensure they are correct and safe.

When to Consider Professional Installation

While DIY installation has its benefits, there are situations where professional expertise is beneficial.

If you encounter complex technical challenges or have safety concerns, hiring certified solar installers may be the best option.

Professional installation can also provide peace of mind, knowing that your system is installed correctly and efficiently.

To get a professional opinion, consider getting a solar quote.


DIY solar panel installation offers a unique opportunity to save money, customise your system, and learn about renewable energy.

However, it’s essential to consider the potential challenges and prioritise safety throughout the process.

By assessing your home’s solar potential, choosing the right equipment, and following a detailed guide, you can successfully install your own solar panels and enjoy the benefits of clean, renewable energy.

FAQs about DIY Solar Panel Installation

What tools are needed for DIY solar panel installation?

Basic tools include a drill, screwdriver, wrenches, measuring tape, and safety gear such as gloves and a harness.

How long does it take to install solar panels yourself?

The time required can vary, but it typically takes several days to a week, depending on the system’s complexity and your experience level.

Can I install solar panels without a professional?

Yes, you can, but it’s important to thoroughly research and understand the installation process and follow all safety guidelines.

What are the legal requirements for DIY solar panel installation?

You need to comply with local building codes and obtain necessary permits and inspections.

Check with your local authority for specific requirements.

How much can I save with DIY solar panel installation?

Savings vary, but you can save a significant amount by avoiding labour costs.

Additionally, long-term energy savings can be substantial.

What are the common mistakes in DIY solar panel installation?

Common mistakes include inaccurate measurements, skipping permits, and incorrect wiring.

Careful planning and adherence to guidelines can help avoid these issues.

How do I maintain my DIY solar panel system?

Regular maintenance includes cleaning the panels, checking for damage, and ensuring all connections are secure.

Monitoring system performance is also important.

Is it safe to install solar panels on my own?

It can be safe if you follow proper safety protocols, use appropriate safety gear, and have a good understanding of the process.

However, it does carry risks.

What should I do if my DIY solar panel system stops working?

First, check all connections and components for any visible issues.

If the problem persists, consult troubleshooting guides or seek professional assistance.