Why Choose Solar?
A solar panel and battery installation is a fantastic investment in your home that will reap immediate benefits.
- Protect yourself from ever-rising energy costs – start saving right away!
- Generate, store and sell excess electricity back to the National Grid
- Increase the resilience of your home – no more power cuts!
- Significantly reduce your carbon footprint
- Help build a sustainable future

A Greener Future For You and Your Home
We are all too aware of rising energy prices and the pressure that puts on everyone here in South West Wales. Coupled with the climate crisis we see unfolding even here in our beautiful country, we know something must be done.
If you’ve thought about making the switch to solar but have been put off by the upfront cost, we have good news. High initial costs are no longer an obstacle. The path to a cleaner, cheaper, and more independent energy future is officially open to you.
Tell Me More About Solar Installations in South West Wales
Find the answers to our FAQ here
What solar panel options are available to me in South West Wales?
We offer tailored solar panel packages designed to suit various property sizes and energy needs across Carmarthenshire, Pembrokeshire and Ceredigion.
A basic solar panel installation will start you saving from day one.
Add a battery storage pack, and you’ll be storing any excess electricity, either to use later, or to sell back to the National Grid at the most profitable times, increasing your savings!
Additional features — like an EV charging point — are also available. Our agents will happily tell you more!
How does the financing work?
Instead of seeing your money disappear paying ever-rising energy bills, you’ll pay installments on your solar installation. In other words, you’ll be investing in your own home! We only offer solutions that are guaranteed to save you money, so this comes at no financial risk to you.
A battery installation will go beyond cutting down your energy bills, as you’ll be able start selling excess electricity back to the National Grid.
How long does the solar installation process typically take?
The initial assessment can be done in couple of hours, when an agent comes to visit your property and discuss your unique situation.
Installation usually takes between one to three days, depending on system size and property specifics.
The whole process — from start to finish — typically completes in a matter of a few weeks!
Do solar panels increase my property value?
Absolutely! Professionally installed solar panels can enhance your home’s value and appeal to eco-conscious buyers.
Are there any maintenance requirements for the solar panels?
Solar panels require minimal maintenance, with occasional cleaning and routine inspections recommended for optimal performance.
Cut Your Energy Bills with Solar Power
Let’s take a look at how much you stand to save
| Average Annual Energy Production (kWh) | Annual Energy Savings (£) | Payback Period (Years) | Savings Over 25 Years (£) |
|---|---|---|---|
| 2700 | £450 | 9 – 12 | £11,000 – £12,500 |
| 3600 | £600 | 8 – 11 | £15,000 – £17,000 |
| 4500 | £750 | 8 – 11 | £18,500 – £21,000 |
| 5400 | £900 | 8 – 10 | £22,000 – £25,000 |

About Us
Tywi Solar Ltd is a local South West Wales firm with big network backing and deep roots in the community
We take the quality of our installations incredibly seriously. Part of that is our own professional pride — but part of it is because we live right here in the community we serve. When we install solar panels in your own neighborhood, we have to be able to look our customers in the eye when we run into them at the local pub or the rugby club!
Because we are your neighbors, we don’t cut corners. Every installation is meticulously planned, and every integration is flawless. Our reputation is built on the quality of our work, and we make sure it stands up to scrutiny — both on your roof and down the local.

