Posts by Andrew Leigh
About Author
Author Bio
Andrew Leigh is the Founder, Managing Director, and Head of Technical at Connexion Electrical Ltd. With more than 50 years of experience in the electrical trade, Andrew has dedicated his career to supplying reliable site electrical products and practical power solutions to contractors, wholesalers, retailers, and construction professionals across the United Kingdom.
Having established Connexion Electrical in 1975, Andrew has overseen the company's growth from a specialist supplier into a trusted manufacturer and distributor of electrical products. His expertise spans site power distribution, transformers, cable reels, extension leads, industrial plugs and sockets, site lighting, and electrical accessories.
Throughout five decades in the industry, Andrew has developed a deep understanding of site requirements, product performance, and electrical safety standards. His hands-on technical knowledge continues to guide product development, quality assurance, and the company's long-term growth strategy.
Today, Andrew remains actively involved in the technical direction of Connexion Electrical, helping customers access dependable electrical solutions that keep projects powered, connected, and running efficiently.
Blog Posts
Why Construction Sites Use 110V: Safety, Standards & Smarter Power
Construction sites often use 110 V (instead of standard household 230 V) for portable tools and temporary power,…
How Does a 110V Transformer Work? A Complete Guide for Safe & Efficient Power Conversion
If you work on construction sites or industrial areas in the UK or Europe, you’ve likely seen the…
What Is A Low Voltage Transformer? Benefits And Importance
A Low Voltage Transformer is a device that reduces (“steps down”) high mains voltage (e.g. 230–240 V AC)…
Can You Run 110V Appliances on 240V? Here’s What Happens If You Try
Can you run 110V on 240V safely? Not safely – unless you use the right equipment or wiring…
What is kVA in a Transformer? Connexion Electrical Guide
A transformer’s kVA rating tells you how much apparent power it can safely handle. Knowing what kVA means…
Do I Need a Transformer for 110V Appliances? Connexion Electrical Explains
Many people who purchase American or Japanese appliances often ask: “Do you really need a transformer for 110V?”…
What is a 110V Transformer? Complete Guide by Connexion Electrical
A 110V transformer is an electrical device designed to convert voltage to 110 volts, ensuring that appliances and…
Industrial Sockets & Plugs: Complete Guide to Heavy-Duty Power Connections in the UK
systems Electrical connection failures cost UK industries millions annually through downtime, equipment damage, and safety incidents. Standard domestic…