Founded in 1991, Ace Instruments is a Hyderabad-based firm focused on process control and test-and-measurement instrumentation for the pharmaceuticals, bulk drugs, healthcare, HVAC, and chemical industries. Started by Mr. Jagdish Sachdeva and now led by Mr. Chetan Sachdeva, it runs a 7,500 sq.ft modern manufacturing and design facility in Kukatpally, Hyderabad. Certified to ISO 9001:2015 and partnered with Germany's Wika GmbH for pressure, temperature, and level instrumentation, the company makes clean room monitors (such as the AI-IAQ6-PH for PM2.5, PM10, CO2, VOC, temperature, and humidity), flameproof instruments certified by CIMFR for Gas Group Areas I, II, IIA, and IIB (including temperature controllers and data loggers), and high-precision transmitters for temperature, humidity, CO2, and differential pressure. Its calibration line covers RTD, pressure, and thermocouple calibrators.