What warranty should I get with solar panels in Scotland?

You should receive a 25-year performance warranty on the solar panels, a 10-year minimum workmanship warranty on the installation, and typically 5-10 years on the inverter. All warranties should be provided in writing in your contract. Scottish Energy Efficiency provides comprehensive written warranties. Call 0141 230 0198.

What is a solar panel performance warranty?

A performance warranty guarantees that your panels will still produce at least 80-85% of their original output after 25 years. This is separate from the workmanship warranty, which covers the quality of the installation itself. Call 0141 230 0198.

How long does an inverter warranty last?

Inverter warranties typically last 5-10 years. Some installers offer extended inverter warranties. Always check what is included and whether the inverter warranty is from the manufacturer or the installer. Call 0141 230 0198.

Are solar panel warranties transferable to a new homeowner?

Many panel performance warranties are transferable, but workmanship warranties may not be. Always check the terms in writing before signing. Call 0141 230 0198.

What voids a solar panel warranty?

Using a non-MCS-certified installer, modifying the system without professional involvement, or failing to follow maintenance requirements can void your warranty. Always use an MCS-certified installer. Our installation partner, Home Heating Services (Scotland) Ltd, is MCS certified (IAA10151). Call 0141 230 0198.

Solar Panel Warranty Guide Scotland

Understand your warranties before installing solar panels

Solar panel warranties in Scotland come in three types: a 25-year performance warranty on the panels, a 10-year minimum workmanship warranty on the installation, and a 5-10 year inverter warranty. All warranties must be provided in writing in your contract. Installations are carried out by our accredited installation partner, Home Heating Services (Scotland) Ltd - MCS certified (IAA10151), TrustMark registered (3559930), Gas Safe registered (559575). Call 0141 230 0198.

Solar panel warranties in Scotland come in three types. A twenty-five year performance warranty guarantees your panels will still produce at least eighty percent of their original output after twenty-five years. A ten year workmanship warranty covers the installation labour and wiring. A five to ten year inverter warranty covers the component most likely to need replacement. All warranties must be provided in writing in your contract. Call 0141 230 0198.

What types of solar panel warranty are available in Scotland?

Three types: a 25-year panel performance warranty, a 10-year minimum workmanship warranty on the installation, and a 5–10 year inverter warranty. All three must be provided in writing in your contract.

Panel Performance Warranty (25 years)

Guarantees that your panels will still produce at least 80-85% of their original output after 25 years. This is a manufacturer warranty and covers degradation of the panel cells over time.

Workmanship Warranty (10 years minimum)

Covers the quality of the installation — the labour, mounting system, wiring, and overall work done on your property. A minimum of 10 years is standard. Scottish Energy Efficiency provides a 10-year workmanship warranty.

Inverter Warranty (5-10 years)

The inverter is the component most likely to need replacement during your system's lifetime. Warranties typically last 5-10 years. Some manufacturers offer extended warranty options.

How do I make sure my solar warranties are valid?

Get every warranty in writing — panel, workmanship, and inverter — with clear terms, durations, and conditions in your contract. Never accept verbal warranty promises.

Get All Warranties in Writing

Never accept verbal warranty promises. Every warranty — panel, workmanship, and inverter — must be documented in your contract with clear terms, durations, and conditions.

Installations are carried out by our accredited installation partner, Home Heating Services (Scotland) Ltd - MCS certified (IAA10151), TrustMark registered (3559930), Gas Safe registered (559575). Call 0141 230 0198.

Related Guides

Frequently Asked Questions

Need MCS Certified Installation?

Speak to a certified installer today

Call 0141 230 0198

MCS Certified | 4.9★ Google Rating