Welcome to aeisupply.com, your one-stop-shop for high-quality Pressure, Temperature, and Liquid Level instruments, instrument valves, heat trace, and safety relief valves. We are proud to be a division of ARCO Engineering Inc, a leading distributor of industrial instrumentation products and solutions. 

At aeisupply.com, we specialize in providing top-notch products and services to customers in various industries, including natural gas, process, chemical, power, wastewater, and OEM markets. We understand the importance of reliable and accurate instrumentation in these industries, and we are committed to delivering products that meet or exceed our customers' expectations. 

Our extensive product range includes a variety of products such as Pressure Gauges, Temperature Gauges, Pressure Transmitters, Temperature Transmitters, Switches, Thermowells, Instrument Valves, Safety Relief Valves, and Diaphragm Seal/Switch/Gauge Assemblies, and many more. We also offer custom solutions to meet specific customer requirements. 

Apart from our comprehensive product line, we also offer Repair & Calibration services, NIST Certifications, and Diaphragm Seal/Switch/Gauge Assemblies to help our customers maintain their instrumentation in optimal working condition. Our experienced technicians use state-of-the-art equipment to provide accurate and reliable repair and calibration services. 

Since our inception in 1954 in Louisville, Kentucky, we have built a reputation for excellence in providing quality products and services. Our team of experts has vast knowledge and experience in the instrumentation industry and is always ready to help customers find the right product for their specific application. 

At aeisupply.com, we are committed to providing our customers with exceptional customer service and technical support. We pride ourselves on our ability to exceed our customers' expectations, and we are dedicated to maintaining our high standards. Thank you for choosing aeisupply.com for your instrumentation needs. We look forward to serving you and building a long-lasting relationship.