For more than 30 years, customers have depended on SWI to deliver its special brand of quality engineered and manufactured measurement and control devices. We attribute our success to our passionate & focused, do-what-takes team of skilled professionals. We are continuously evolving our processes, practices and technologies to innovate and exceed the needs of a demanding marketplace. Being a high value manufacturer means everyone working in concert, from the moment an order comes in until the product gets shipped out the door. It means strong response times, on-time deliveries and quality products supported by exceptional service. Every single time. American Made. ISO 9001:2015 Certified.