Enhance electrical safety in your workplace with our Danger High Voltage sign, expertly manufactured in Britain to provide clear and compliant electrical hazard warnings. Featuring the internationally recognised lightning bolt pictogram alongside bold, easy-to-read typography, this sign is designed specifically for high-risk environments such as switchgear rooms, transformer enclosures, substations, and construction sites. By prominently signalling the presence of live electrical equipment, it plays a crucial role in preventing accidents, electric shocks, and potentially fatal incidents.

Crafted from durable, weather-resistant materials—including rigid plastic, aluminium composite, or self-adhesive vinyl sticker options—this sign withstands harsh environmental conditions. It fully complies with ISO 7010 graphical standards and supports adherence to the Health and Safety (Safety Signs and Signals) Regulations 1996 as well as the Electricity at Work Regulations 1989 in the UK. Ideal for any location where a significant electrical hazard exists and cannot be eliminated through engineering controls, this sign is essential for meeting employer responsibilities under the Health and Safety at Work Act 1974.

As one of our best-selling warning signs, it delivers exceptional visibility even in low-light or cluttered environments, making it a trusted choice for risk managers, HSE-compliant safety officers, and electrical contractors. Suitable for both indoor and outdoor applications, it resists damp, UV exposure, and general site wear, ensuring long-lasting performance and reliability.

Choose The Sign Shed, the UK’s top-rated online safety signs supplier, proudly Made in Britain and backed by over 5,000 5-star excellent reviews. Enjoy free shipping on orders over £50 with every purchase, ensuring you get quality safety signage delivered quickly and efficiently. Protect your team and property by investing in a sign that meets legal standards and industry best practices.