Denny North Substation is a 400kV substation located in Denny, Falkirk, UK.

The Denny North Substation project’s construction is expected to begin in 2025. The works are expected to be commissioned in 2026.


Denny North Substation project, which is an upgrade substation, will be operated by SP Transmission.

The designed voltage level of the substation is 400/275kV and the operating voltage level is 400/275kV.

The step-in voltage of the project is 400kV and the step-out voltage is 275kV. Upon completion, the substation will have a capacity of 1000MVA.

Denny North Substation project development status

The project is expected to be commissioned in 2026.

About SP Transmission

SP Transmission plc (SPT), is a subsidiary of SP Energy Networks, is a regulated electric transmission utility. The company transmits electricity generated from wind farms, power stations and utilities to distribution system entry points through its transmission network, which comprises of high voltage electricity wires or to direct end users through a national network of high-voltage grids. It owns and operates the transmission network in central and southern Scotland and holds the license to transmit power in these regions. The company is a subsidiary of Scottish Power Energy Networks Holding Limited (SPENH). SPT is headquartered in Blantyre, Scotland, the UK.


All publicly-announced T&D Line & Substation projects included in this analysis are drawn from GlobalData’s Power IC. The information regarding the projects is sourced through secondary information sources such as country specific utility players, company news and reports, statistical organisations, regulatory body, government planning reports and their publications and is further validated through primary from various stakeholders such as power utility companies, consultants, energy associations of respective countries, government bodies and professionals from leading players in the power sector.