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Home Site Transformers

Site Transformers

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High Quality Single and Three-phase Site Transformers

Our 110V site transformers both single phase and three phase are built for tough industrial and construction environments, providing safe voltage step-down from 230V to 110V. Each site transformer is designed for durability, performance, and compliance with UK safety standards — ensuring reliable power wherever you need it.

Each site transformer is engineered to safely supply 110V power for tools, lighting, and equipment on busy construction sites. Designed for continuous operation, our range supports both portable and fixed setups.

  • Heavy-duty 110V site transformer construction

  • Continuous: All transformers on the site transformers page are continuous

  • Single or dual socket configurations

  • CE, RoHS, and BSEN61558 compliant

  • Ideal for workshops, site cabins, and outdoor use

 

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Why Choose Our Site Transformers

Every site transformer is manufactured and tested in the UK for maximum reliability and safety. We use quality components and durable housings to ensure stable voltage and long service life.

As a provider of on-site transformers, we guarantee that all of our transformers are:

  • UK-built and load-tested before dispatch (not all are UK built, we sell both imported and uk made transformers)
  • IP-rated for safe outdoor use
  • Integrated thermal trip and overload protection
  • Rugged GRP or metal casing options
  • Designed to meet modern site safety standards

Key Features & Benefits

  • Converts 230V mains supply to 110V for safe site use
  • Available in portable, floor-standing, and wall-mount styles
  • Compatible with standard site lighting and tool equipment
  • Designed for continuous operation and overload resilience

Installation & Safety Guidance

Always ensure your site transformer is positioned on a stable surface, with proper cable routing to prevent tripping or damage. Site transformers must be used with 110V-rated equipment and inspected regularly for wear.

  • Always use 110V plugs and sockets
  • Avoid operating in standing water or rain unless IP-rated
  • Allow adequate ventilation to prevent overheating
  • Check cables and sockets periodically

 Related Power Solutions

Explore other power distribution options to complement your site setup:

What is a site transformer?

A site transformer safely steps down 230V mains voltage to 110V for use with power tools and lighting on construction sites.

What size site transformer do I need?

Choose your transformer based on tool load. A 3kVA unit suits most single-tool operations; 5–10kVA is ideal for multiple connections.

Can I use a site transformer outdoors?

Yes, our 110V site transformers are designed for outdoor use and come with IP-rated enclosures.

What does 110V mean on site transformers?

110V is a reduced voltage standard used in UK construction to improve electrical safety.

Are these transformers compliant with UK regulations?

Yes, all units are CE, RoHS, and BSEN61558 compliant and tested for safe operation.

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