Commercial Electrical Installations
Robust, compliant and scalable electrical installations for commercial premises across Hampshire.
Professional commercial electrical installations
Commercial premises depend on power that is safe, compliant and ready to scale. We design and install three-phase systems for offices, retail units, industrial buildings and workshops, planned around how the space is used.
Phase 3 works with homeowners, landlords, developers and businesses throughout Hampshire, delivering installations designed around the requirements of each property.
- Systems built for continuous commercial use
- Compliant with current wiring regulations
- Scalable distribution for future fit-outs
- Minimal disruption to your operation
What’s Included
- Distribution boards and sub-mains
- Power, lighting and small-power circuits
- Containment, trunking and cable management
- Dedicated supplies for equipment and plant
- Inspection, testing and handover documentation
Every job, done properly
From assessment and design through to testing and commissioning, your installation is handled end to end and certified on completion.
More Three-Phase Services
Explore the other three-phase electrical services we provide across Hampshire.
What Our Customers Say
Rated on Google Reviews
Dalton Mononyane
Phase 3 Offices, Manchester.
Fernanda Prado
Great support, definitely recommend Phase 3.
Frequently Asked Questions
Common questions about commercial electrical installations.
Ready to Power Your Property?
Speak to Phase 3 about your three-phase installation. We provide free, no-obligation quotes across Hampshire.