SENTRY SIREN, INC.

Other Communications Equipment Manufacturing

Establishments in this category are primarly engaged in manufacturing communications equipment (except telephone apparatus, radio and television broadcast equipment, and wireless communications equipment).

Illustrative Examples:

Fire detection and alarm systems manufacturing
Signals (e.g., highway, pedestrian, railway, traffic) manufacturing
Intercom systems and equipment manufacturing
Video-based stadium displays manufacturing

Other Measuring and Controlling Device Manufacturing

This includes establishments primarily engaged in manufacturing measuring and controlling devices (except search, detection, navigation, guidance, aeronautical, and nautical instruments and systems; automatic environmental controls for residential, commercial, and appliance use; instruments for measurement, display, and control of industrial process variables; totalizing fluid meters and counting devices; instruments for measuring and testing electricity and electrical signals; analytical laboratory instruments; irradiation equipment; and electromedical and electrotherapeutic apparatus).

Illustrative Examples:

Aircraft engine instruments manufacturing
Automotive emissions testing equipment manufacturing
Clocks assembling
Meteorological instruments manufacturing
Physical properties testing and inspection equipment manufacturing
Polygraph machines manufacturing
Radiation detection and monitoring instruments manufacturing
Surveying instruments manufacturing
Thermometers, liquid-in-glass and bimetal types (except medical), manufacturing
Watches (except smartwatches) and parts (except crystals) manufacturing