400 High Level Switch Only

Features an explosion-proof enclosure, durable, SPDT snap-switch and rigid polyurethane foam float.

Works under the following conditions:

  • -45 to 275ºF (-51.3 to 135ºC)
  • Maximum pressure: 30 psi (206 kPa)
  • Switch rating: 4 A @ 250 VAC
  • Materials:
    • Case: aluminum (explosion proof)
    • Mounting adaptor
    • Floats: rigid polyurethane and 304 stainless steel
    • Other wetted parts: 303, 304, and 316 stainless steel
    • O-ring seals: Viton and Buna
  • Process connection: ½ NPT
  • Enclosure Rating: UL and CSA listed for Class 1, Groups C&D;
  • Class II, Groups F&G, Hazardous locations
  • Conduit Connection: ½ NPT
  • Wire: 18 AWG (0.75mm²)