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In 1908, Harry Brearley founded the Amalgams Company, formerly known as Roxspur Measurement and Control, which was acquired by TT Electronics in 2014. 

The TT-Roxspur brand of measurement technologies was built on over a century of precision craftsmanship and serving the global industrial manufacturing community. For over 100 years, it has successfully designed, manufactured and applied measurement technologies and services to improve the performance and safety of its customers’ industrial processes.

Company History 

  • 1908: Amalgams founded by Harry Brearley, Francis Moorwood and William Dyson  
  • 1954: Amalgams purchase Tool & Die Heat Treatment Ltd
  • 1978: Amalgams and Furnace Instruments combined later to become the Brearley Group in 1992.
  • 1994: The Brearley Group acquired by Roxspur plc
  • 1999: Roxspur Measurement & Control Ltd formed by Garry Swindell, Managing Director by consolidating a number of businesses including The Brearley Group, CT Platon, Sensit Ltd and Nulectrohms Ltd.
  • 2014: RM&C acquired by TT Electronics  


Today
We continue to offer a comprehensive range of temperature, pressure, flow and level measurement products widely proven in diverse and challenging sectors such as steel, nuclear, energy, automotive, offshore exploration, medical, fire, glass, steel, aerospace and water.  Our customer base includes many blue chip companies, for example Rolls-Royce, Tata, Sellafield Sites and British Energy. 

Our products include sensors, thermocouples, thermometers, transducers, transmitters, flowmeters and controllers. We also offer a range of associated products including pumps, displays, power supplies, data recorders, portable calibrators and thermal imaging cameras. We can also provide bespoke instrumentation solutions to meet the exacting requirements of their customers.

Our modern cell based manufacturing facilities are fully flexible for small and large batch runs, enabling us to provide short lead times even for customised products. This in-house manufacturing and testing is backed up by our own UKAS accredited laboratory for pressure, temperature, flow and electrical parameters. We have a team of field-based engineers who can provide a full calibration, maintenance and repair service throughout the UK. 

TT Electronics has a dedicated team who develops and installs full system solutions. Our capability ranges from a simple process control panel to specialised analytical/environmental monitoring projects for defence/nuclear applications’’. The Sheffield manufacturing site is an ISO 9001:2015 quality approved company offering UKAS traceable calibration with BS/EN ISO 17025 accredited procedures. Their certificate generation systems have also been designed to meet the strict and detailed requirements of the aerospace industry.  From their regional UK offices, TT Electronics personnel offer a wealth of industry experience to provide unrivalled customer service and support.