Smart meter installation: what to expect

Smart meter installation: what to expect

Installing a smart meter is the first step towards a more transparent and manageable energy future for your home. These modern devices are a key component of an efficient energy system, enabling data exchange and offering greater insight into your energy consumption. The UK government aims for 100% domestic smart meter coverage by the end of 2030, subject to suppliers taking all reasonable steps. Energy suppliers are obliged to offer and install them free of charge for eligible homes in Great Britain.

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Understanding smart meters

What they are and how they work

A smart meter is an advanced gas or electricity meter that automatically sends your energy readings to your supplier, reducing the need for manual meter readings and estimated bills. This technology moves beyond traditional meters by providing accurate, up-to-date information on your energy use. Smart meters communicate securely via the Data Communications Company (DCC) network, ensuring your information is protected. Electricity usage is recorded in kilowatt-hours (kWh), and gas volume (m³ or ft³) is converted to kWh for billing purposes.

Key benefits for your home

Smart meters offer several advantages. They provide accurate bills, as your energy supplier receives automatic readings, eliminating estimates. This allows you to monitor your energy consumption in near real-time through an In-Home Display (IHD) or your supplier's app, giving you the ability to identify energy-hungry appliances and adjust your usage. This enhanced visibility can lead to greater control over your energy habits and potentially lower bills.

The smart meter installation process

Arranging your installation

The process begins by checking your eligibility for a smart meter upgrade with your current energy supplier. Once confirmed, contact your supplier to arrange an installation appointment at a time that suits you. They will guide you through the booking process and confirm details for the visit.

Preparing for the engineer's visit

Before the engineer arrives, ensure the area around your existing electricity and gas meters is clear and easily accessible. This includes moving any furniture, storage, or other obstructions. Make sure the space is well-lit and safe for the engineer to work.

What happens on installation day

On the day of your appointment, a certified engineer will visit your home. They will first assess your current meter setup and then proceed to replace your old electricity and gas meters with the new smart meters. The installation typically takes a couple of hours, though this can vary. Once the new meters are installed, the engineer will commission them, ensuring they are communicating correctly with the DCC network. They will also demonstrate how to use your In-Home Display (IHD) and answer any questions you may have about its features.

Addressing common smart meter concerns

Cost and eligibility

Smart meters are provided and installed at no upfront cost for eligible homes in Great Britain. This is part of a government-backed initiative to upgrade the UK's energy infrastructure. Ofgem regulates energy suppliers' obligations regarding the smart meter rollout and consumer protection, ensuring the process is fair and accessible.

Are smart meters mandatory?

No, smart meters are not mandatory. While the UK government aims for widespread adoption, you have the right to decline a smart meter installation. However, older meter types, such as Radio Teleswitch meters, are being phased out and will need replacement.

Data privacy and security

Smart meters communicate via a secure DCC network, specifically designed to protect your energy usage data. Your data is encrypted and only accessible to your energy supplier for billing purposes and to provide you with insights into your consumption. You remain in control of how your detailed energy data is used beyond these essential functions.

Radio Teleswitch (RTS) meters and the phase-out

Radio Teleswitch Service (RTS) meters are an older type of electricity meter that uses a longwave radio signal to switch between different tariff rates, such as peak and off-peak. These meters are being phased out, with the signal switched off from 30 June 2025. If you have an RTS meter, your energy supplier will need to replace it with a smart meter before this date to ensure you continue to receive accurate billing and avoid potential disruption to your supply. This replacement will be a free smart meter upgrade.

After your smart meter is installed

Getting to know your In-Home Display (IHD)

Your In-Home Display (IHD) is a small device that shows your energy consumption in near real-time, typically in pounds and pence. It connects wirelessly to your smart meters and provides immediate feedback on how much electricity and gas you are using. This can help you understand the impact of different appliances on your energy usage.

Maximising your energy insights

Beyond the IHD, many energy suppliers offer dedicated apps and online portals that integrate with your smart meter data. These tools can provide more detailed breakdowns of your energy consumption over time, offer personalised tips for saving energy, and help you track your progress. By engaging with these digital tools, you can gain a deeper understanding of your energy habits and make informed decisions to manage your usage effectively.

Choosing the right energy supplier for your smart meter

Digital tools and support

A smart meter is most effective when paired with a supplier that offers intuitive digital tools and reliable support. Look for suppliers that provide clear, actionable insights from your smart meter data through user-friendly apps. This empowers you to take control of your energy consumption. Fuse Energy offers free smart meter upgrades for eligible homes and provides dedicated 24/7 human customer support throughout the installation process and for any post-installation queries.

Future-proofing your energy

Smart meters are foundational technology for a modern, efficient energy system. By choosing a supplier that embraces this technology and offers a digital-first experience, you are taking a step towards future-proofing your home's energy management. This can enable access to innovative tariffs and services that reward flexible energy use, contributing to a more sustainable energy future.

Ready to experience the benefits of a smart meter and take control of your home's energy? Fuse Energy makes it simple to switch and manage your energy with transparent pricing, real-time usage data, and 24/7 human customer support. Join thousands of homes already enjoying a smarter energy experience.

Published on 17 May 2026

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Disclaimer

For the avoidance of doubt, this article is provided for informational purposes only and is not intended to constitute legal or financial advice. The author and/or Fuse Energy shall not be responsible for any losses arising out of any reliance on the information contained herein.