Compliance standards

TWIG products are engineered and manufactured in Finland, that meet Australian, European and British Standards


TWIG products are designed, manufactured and marketed pursuant to an ISO 9001:2015 certified quality management system. The notified body is Eurofins Expert Services.


TWIG Ex intrinsically safe models are approved to both ATEX and IECEx Australian/NZ standards for use in a potentially explosive atmosphere.

  • 2G Ex ib IIC T4 Gb
  • 2D Ex ib IIC T130°C Db
  • VTT 16 ATEX 040X/IECEx VTT 16.0009X


TWIG Ex (ATEX) products are type approved by qualified notified body and manufactured pursuant to an ATEX quality management system certified by qualified notified body. The notified body is VTT Expert Services (Technical Research Institute Finland).

Radio Equipment Directive

TWIG personal alarm devices of device types TUP91EU, TUP92EU and later are compliant to European Union’s Radio Equipment Directive RED 2014/53/EU.

BS 8484:2009

British Standard BS8484 is a Code of Practice for the provision of Lone Worker Services. The part 5 of the standard refers to devices or services which enable an alarm to be raised.

TWIG personal safety alarms, where indicated, are compliant with the requirements of the section 5 of BS8484:2009 when implemented in a compliant alarm receiving centre.


Radio Protection Systems

TWIG personal alarms, where indicated, are compliant to standards concerning product and test requirements for radio staff protection systems for lone-workers and Product and test requirements using public telecommunications networks.