Transducers Direct designs and manufactures high-performance wired and wireless transducers, sensors, transmitters, and switches engineered for superior accuracy and long-term reliability. With extensive in-stock inventory, custom-engineered solutions, and fast lead times, we deliver proven performance and responsive technical expertise. As an ideal partner for the HVAC, refrigeration, and building automation industries, we provide advanced remote refrigerant monitoring with real-time email and text alerts to help prevent costly downtime and equipment damage.
Posifa Technologies
Posifa Technologies is a Silicon Valley–based innovator of MEMS sensing solutions for HVAC & A2L systems, data centers, clean energy, and automotive applications. With 40+ U.S. patents and in-house chip design, Posifa delivers high-performance, cost-effective sensors — from gas and liquid flow to air velocity and vacuum sensing. Our production is carried out in ISO 9000 and IATF 16949 certified fabs, and our sensors are integrated MDR- and FDA-cleared medical devices used worldwide.
Merit Sensor Systems, Inc.
Merit Sensor has been a trusted provider of high-performance MEMS piezoresistive pressure sensor technology for over 30 years. Designed for precision, reliability, and versatility, our sensors serve a wide range of industries and applications from medical devices to energy efficient building automation and process control systems. Unlike many sensor manufacturers, we design and manufacture our own MEMS silicon dies in-house. This vertical integration gives us control over quality, performance, and lead time, ensuring every sensor
LEFOO Controls
As a pressure control manufacturer, LEFOO has been working hard for more than 25 years in this field and earn its reputation all over the world.
Cleveland Controls
Cleveland Controls is the leader in the design, application and installation of sensing switches to prove, measure, and control air and gas flow. Our products are applied worldwide in commercial, industrial, and residential HVAC applications, boiler and burner control, and process monitoring applications. All of our products are designed and manufactured in the United States.