The product
SF350EN from SF Detection, part of Honeywell Analytics, is the world's first domestic carbon monoxide alarm to be officially approved to European Standard and US safety approvals.

TTP’s role

A turnkey development of the product including sensitive electro-chemical cell electronics and mechanical casework with its complex acoustic design, all within nine months. Innovative use of simple components meant maximised performance at low cost.

Key facts

  • US and European safety approvals
  • Low cost, high volume product
  • Low power design – five year battery life
  • Audio and visual alarm