The Leader in Leak Detection

  • The Leader in Leak Detection

    For Over 60 Years!
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Due to the Holiday schedule this year, Superior Signal will be closing early on 12/24/2025 and reopening on 1/5/2026. Orders to be shipped in 2025 must be placed as early as possible the week of 12/15/2025, or sooner. Last shipping day of the year will be Tuesday 12/23/25. Orders to be recorded as 2025 orders must be placed by end of day Monday 12/22/25. Shipping will resume the week of 1/5/2026.

 
 
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superior signal smoke generators sewer testing fire training smoke blowers

Superior® Smoke Generators are used for literally hundreds of applications. Firefighter training, sewer inflow leak detection, special effects, HVAC testing, truck and trailer leak detection, law enforcement, military, IED simulation, and a variety of other air flow visualization and leak detection applications.

Superior AccuTrak Ultrasonic Instruments ultrasonic leak detection refrigerant leak detector air leak detector bearing wear ultrasonic leak detector

By detecting the ultrasonic sound created by turbulence and friction in industrial equipment, these extraordinary instruments pinpoint compressed air leaks, vacuum leaks, refrigerant leaks, worn bearings, and internal leaks through valves and steam traps.

For over 60 years, Superior Signal Company has provided industry with quality products at attractive prices. Our American made, Superior® Smoke Generators and AccuTrak® Ultrasonic Leak Detectors are the professionals choice for literally hundreds of applications. Please visit one of our websites above to learn more about how our innovative products can help you.