T&R Group

Stand: 4003
Cover image - T&R Group
Transformers & Rectifiers Ltd. is an independent British engineering company and globally recognised specialist in the design, manufacture, and maintenance of liquid-filled and dry-type transformers, as well as transformer rectifiers. With over 75 years of experience, the company has developed an exceptional depth of technical knowledge, manufacturing capability, and application expertise.

Operating from state-of-the-art facilities in Guildford, Surrey, T&R delivers one of the most comprehensive transformer and rectifier ranges available worldwide. Its in-house design, manufacturing, and testing capabilities enable the development of highly engineered, bespoke solutions tailored to demanding operational requirements. Serving sectors including defence, rail, infrastructure, and heavy industry, T&R supports critical applications where reliability, safety, and performance are paramount. In certain safety-critical markets, such as the UK railway industry, the company holds sole approved supplier status.

Complementing the transformer division, T&R Test Equipment Ltd. provides advanced electrical testing and measurement solutions. With a strong focus on quality, innovation, and customer support, the company supplies precision test equipment to organisations ranging from multinational corporations to specialist engineering firms, enhancing safety, performance, and efficiency across power systems worldwide.

Together, the T&R group combines engineering heritage with modern innovation to deliver dependable, high-performance solutions to a global customer base.

Address

15-16 Woodbridge Meadows
Guildford
Surrey
GU1 1BJ
United Kingdom

Exhibitor Products

50ADM-P Secondary Current Injection Test Set
Engineered as a compact yet powerful solution, the 50ADM-P enhances testing efficiency and accuracy across various applications, from current injection to relay phase shifting.
200ADM-P Mk2 Secondary Current Injection Test Set
200ADM-P Mk2 is a secondary current injection test set with a wide range of advanced features including phase shift, data storage and total harmonic distortion recording.
Traction Transformer and Rectifier Units
Transformers and Rectifiers Ltd are the only company in the UK to design and manufacture its own range of traction rectifiers up to 4.25MW, under one roof.
Power Transformers
Transformers and Rectifiers have steadily expanded its product range of liquid filled transformers, incorporating Mineral Oil, Midel 7131 and Silicone fluid.
Industrial Transformer Rectifier Units
Industrial Transformer Rectifier Units designed to dissipate generated heat, our transformer rectifiers can utilise natural air, forced air, water forced or oil immersion.
DMO200 Digital Micro-Ohmmeter
Highly versatile and reliable device designed for precise measurement of low resistances. It excels in various applications, making it suitable for commissioning, maintenance, and production line envi …
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    Exhibitor Press Releases

    T&R Group is looking forward to exhibiting at the Power Transmission & Distribution Technology Expo 2026 in Cologne, Germany, from 17–19 November, bringing together the complementary expertise of Tran …
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