J.T.L Electrical is a Castlewellan-based electrical contractor providing domestic and commercial electrical services across County Down. The business handles everything from full and partial rewires to new-build installations, kitchen and bathroom electrics, alarm systems and data cabling.

Whether you are renovating an older property, building a new home or upgrading electrical systems in an existing premises, J.T.L Electrical offers practical advice and professional workmanship tailored to the job.

House Rewiring & Electrical Upgrades

J.T.L Electrical carries out house rewiring and electrical upgrade work for homes and other properties. This can include full rewires, partial rewires and improvement of existing electrical installations as part of renovation and refurbishment projects.

Older properties can require substantial electrical updating, particularly where the wiring no longer meets the needs of a modern household. J.T.L Electrical can assess the work required and provide a solution suited to the property and planned improvements.

New Build Electrical Installations

For new homes and building projects, J.T.L Electrical provides new-build electrical installations, working with homeowners and other trades to install the electrical systems required throughout the property. The layout can be planned around lighting, sockets, appliances, alarms and other electrical requirements from the outset.

Kitchen & Bathroom Electrics

Kitchen and bathroom renovations often require significant electrical work. J.T.L Electrical can assist with kitchen installations and refurbishments, including electrical connections, sockets and lighting, as well as electrical work associated with bathroom refurbishments.

Working alongside other trades during a refurbishment can help ensure electrical work is completed at the correct stage of the project and positioned around the final room layout.

Fire, Smoke & Alarm Installations

The service range includes alarm installations, including fire and smoke alarms, helping homeowners and businesses improve safety within their premises. J.T.L Electrical can install alarm equipment as part of a new electrical installation or as an upgrade to an existing property.

Data Cabling

J.T.L Electrical also provides data cabling for homes and commercial premises. Structured cabling can be useful for offices, home working, entertainment systems and other environments where reliable wired network connections are required.

Electrical Services Include

• Full & partial rewires


• New-build electrical installations


• Kitchen installs & refurbishments


• Bathroom electrical work


• Fire & smoke alarm installations


• Data cabling


• Domestic electrical work


• Commercial electrical work

Electrician in Castlewellan & County Down

Based at 7 Assisi Gardens, Castlewellan, J.T.L Electrical serves customers in Castlewellan, Ballynahinch and surrounding areas of County Down. For rewiring, new-build electrics, kitchen or bathroom work, alarm installations or data cabling, contact J.T.L Electrical for further information.