High Voltage
HV installations, substations, maintenance and electrical support for industrial and commercial systems.
HV & LV Electrical Engineers in Scotland
Industrial & Commercial Electrical Contractors
Reliable high voltage and low voltage electrical installation, maintenance, inspection and testing for industrial and commercial clients across Scotland.
What We Do
Our Services
R.J. Smith Electrical Engineers Ltd provides specialist electrical engineering support for industrial, commercial and infrastructure environments, with a focus on safe delivery, technical reliability and long-term client support.
Low Voltage
LV distribution, containment systems, SWA cabling, control cabling and power installation works.
Generator Installation and Maintenance
Generator installation, commissioning, maintenance and fault finding for industrial and commercial facilities.
SAP Support Services
Competent SAP support, switching assistance and safe system management for electrical operations.
NICEIC Inspection and Testing
Electrical inspection, testing and certification to ensure compliance and system safety.
Power Factor Correction
Power factor improvement solutions to reduce energy losses and improve electrical efficiency.
Cable Fault Location
Cable fault detection and location services to minimise downtime and restore power quickly.
EV Charging Infrastructure
EV charger installation, testing and maintenance for commercial and industrial applications.
ATEX Electrical Installation, Inspection and Testing
ATEX electrical installation, inspection and testing in hazardous and potentially explosive environments.
Recent Work
Project Experience
Substation Installations
HV and LV equipment installation for commercial sites.
Generator Systems
Backup power and generator changeover installations.
Cable Containment
Cable tray, ladder, SWA and control cable installation.
About Us
Experienced Electrical Engineers
Based in Paisley, Scotland, R. J. Smith Electrical Engineers Ltd is a family-owned electrical engineering company based in Paisley, Scotland. We specialise in delivering professional High Voltage (HV) and Low Voltage (LV) engineering services to industrial, commercial, and utility sector clients throughout the UK.
Combining technical expertise with a personal approach, we provide design, installation, testing, commissioning, maintenance, and project management services for electrical systems up to 11kV. Our commitment to quality, safety, and customer satisfaction ensures every project is delivered to the highest standards.
Accredited and approved by recognised industry bodies, supporting safe, compliant and professionally managed electrical engineering services.
Contact
Discuss Your Electrical Requirements
Send project details, site requirements, drawings or maintenance enquiries. We can review the scope and advise on the next practical step.