Vertical Stainless Steel Float Switch
The FS-400 Stainless Steel Vertical Float Switch is compact, durable, and built for high-performance liquid level sensing. Designed with 316L stainless steel wetted materials, it operates in extreme temperatures up to 500°F and withstands pressures up to 500 psi. With a 100W switch rating, it is ideal for industrial applications, including hazardous locations, food and beverage, chemical processing, and wastewater treatment. The user-reversible operation allows for Normally Open (NO) or Normally Closed (NC) configurations. The FS-400-S model is CSA explosion-proof certified, while the FS-400-HT model is certified for general use. All FS-400 switches carry NSF 169 certification for food and beverage applications.