Cincinnati Test Systems, the Leader in Leak and Flow Testing

Whether it’s in emerging industries like eMobility or in innovating industries such as medical devices, consumer products, or HVAC, Cincinnati Test Systems (CTS) delivers high-precision leak detection equipment, function test systems, and assembly verification testing to manufacturers globally. Our broad portfolio spans all leak test methods and technologies, allowing us to deliver the right solution for your part or application.

We’re Part of TASI Test and Automation

Cincinnati Test Systems is a member of TASI Test and Automation, a global organization serving a range of industrial markets in test, inspection, automation, and assembly. CTS, along with innomatec, Sciemetric and Sierra CP Engineering make up TASI’s Product Integrity segment. Tasked with driving innovation in the areas of leak testing, in-process testing, and data management, TASI’s Product Integrity serves industries ranging from automotive and off-highway, to medical devices, consumer electronics, and industrial process control.

The businesses within TASI’s Product Integrity segment have built a unified partnership designed to equip manufacturers, machine builders, and industrial companies with the Manufacturing 4.0 capabilities for superior proof of compliance, quality assurance, traceability, and continuous process improvement. Together, we lever our capabilities and global locations to provide word-class service and support to our customers.


Industry’s Best Advanced Leak Detection Equipment

Established in Southern Ohio in 1981, CTS has grown into a top provider of leak and flow test solutions. With decades of experience in pressure decay, vacuum decay, mass flow, and helium leak testing means, we offer the right technology to allow our customers to maintain the highest levels of quality control within their processes—so they can continue innovating their production lines and advancing manufacturing processes. Our leading Sentinel™ line of leak detection instruments delivers the performance, ease of integration, and range of testing capabilities our customers demand. 

We operate an A2LA accredited lab for manufacturing and recertification of NIST-traceable, calibrated leak/flow standards to ISO 17025. 

CTS' reputation as the industry's leading leak detection manufacturer is built on our professional sales force, knowledgeable application engineers, efficient project teams, and skill service technicians. Contact us today to talk to one of our sales engineers about your leak detection application.

More Than Leak Testing

Beyond leak testing, CTS also provides integrated function testing and assembly verification. Our function test systems produce test results to verify a product’s performance and functionality by simulating operating conditions and analyzing the results. This includes: 

  • Hydrostatic testing        
  • Calibration Components
  • Sealing Devices
  • Signature Analysis

  • Hydraulic Flow Testing

  • Pneumatic Flow and Pressure Testing

Our dedicated R&D team is responsible for multiple patents and delivering innovative leak detection instruments that address real world manufacturing-related issues.