The MDK40 Density Switches are essential devices for monitoring the density of SF₆ gas in sealed tanks. As a crucial component in medium voltage switchgear and RMUs, these switches are engineered to withstand harsh outdoor environments. Our products offer versatile solutions perfect for both the construction of new substations and the renovation and smart upgrading of existing facilities. Trusted by suppliers and manufacturers across China, our factory is dedicated to delivering high-quality density switches that enhance operational efficiency and safety in your electrical systems