The S2-CHD-200 is a conventional fixed temperature heat detector developed for dependable heat-based detection in conventional fire alarm systems. It continuously monitors ambient temperature and generates an alarm signal when the temperature reaches the 54 °C – 70 °C threshold range. The live product page presents it as EN 54-5 compliant and classifies it as A2S.

This model is especially suitable for areas where dust, particles, vaporous substances, smoke-producing materials, or sudden temperature changes can reduce the effectiveness of smoke detection. Supporting product literature also indicates remote indicator support, low power consumption, red LED status indication, impact-resistant plastic construction, and user-friendly installation.