POWERING
PROGRESS
ACROSS 
THE UK

Delta HV delivers high voltage electrical infrastructure across the UK; from feasibility and design through to construction, commissioning and long-term support. Turnkey projects, handled end to end.

We work with utilities, contractors and organisations where reliable power isn't optional.

Our teams bring deep technical expertise, honest communication and the experience to keep complex projects on time, on spec and fully compliant.

Design

Safe, compliant HV designs developed in-house, engineered to DNO standards, optimised for buildability, lifecycle performance and seamless approval across UK networks.

See More

Construct

Experienced teams delivering HV installations, substation builds and cable works, safely programmed, tightly managed and completed to exacting industry standards nationwide.

See More

Maintain

Planned and reactive maintenance keeping HV assets compliant, operational and resilient, including inspections, testing, fault response and long-term asset care programmes.

See More

Design

Safe, compliant HV designs developed in-house, engineered to DNO standards, optimised for buildability, lifecycle performance and seamless approval across UK networks.

See More

Construct

Experienced teams delivering HV installations, substation builds and cable works, safely programmed, tightly managed and completed to exacting industry standards nationwide.

See More

Maintain

Planned and reactive maintenance keeping HV assets compliant, operational and resilient, including inspections, testing, fault response and long-term asset care programmes.

See More

Manufacture

Delta HV specialises in the design and manufacture of bespoke relay panels, protection panels and control switchgear for high-voltage and medium-voltage applications.

See More

Case Studies

Every project brings its own challenges from a technical, regulatory and operational point of view. Our case studies show how Delta HV delivers complex electrical infrastructure in a wide variety of sectors, with safe, compliant and reliable outcomes for clients across the UK.

Explore the detail behind the work and see how we approach design, manufacturing, construction and maintenance in the real world.

Read the Case Studies

RECENT CASE STUDIES

2MVA 11kV EV CHARGING STATION CONNECTION

Read More

300MW 132/33kV DATA CENTRE DESIGN

Read More

132kV ENERGY-FROM-WASTE CONNECTION

Read More

PROUD TO COLLABORATE WITH