Stainless Steel Horizontal Float Switch

FS-500

Stainless Steel Horizontal Float Switch

The FS-500 stainless steel horizontal float switch offers long-lasting, dependable performance with corrosion-resistant 316L stainless steel wetted materials. Featuring a reversible switch orientation, multiple mounting options, and CSA & NSF 169 certifications, it is designed for diverse industrial applications, including food and beverage processing, chemical handling, and wastewater management.

  • Three Mounting Options: Dual 1/2" NPTM, 1/2" NPTM & 1/4" NPTM, or Bulkhead mount (1/2 - 13 threads).
  • Certified for Safety: CSA explosion-proof (standard temperature, dual-NPTM models) and NSF 169 approved.
  • 100W Switching Capacity: Rated for 100W resistive loads, up to 120 VDC or 240 VAC.
  • Versatile Applications: Ideal for hazardous locations (Class I, Div 1), water/wastewater, and chemical processing.
  • Temperature & Pressure Ratings: Standard models operate up to 368°F (187°C), while high-temperature models handle up to 500°F (260°C). Dual NPTM models withstand up to 300 psi.

  • Performance:
    • Pressure Rating: See FS-500 Datasheet for pressure rating details.
    • Minimum S.G.: 0.
    • Actuation Angle: 10° ± 3°
    • Hysteresis: 8° ± 1°

See FS-500 Datasheet for environmental details.

  • Switch Rating
    • Max Capacity: 100 W (resistive load only)
    • Max Current (AC, 50/60 Hz) 240 VAC: 0.416 A; 120 VAC: 0.833 A; ≤ 100 VAC: 1 A
    • Max Current (DC) 120 VDC: 0.833 A; ≤ 100 VDC: 1 A
    • Life Expectancy: 10^6 – 10^8 (# of actuations; dependent on electrical load)
  • Lead Wires: #22 AWG, PTFE 24 – 99 in. (610 – 2515 mm)
  • Material:
    • Stem: 316L SS
    • Float: 316L SS
    • Retainer: 316L SS
  • Mounting: Horizontal

See FS-500 Datasheet for certification details.

What is the FS-500 float switch used for?

The FS-500 is a stainless steel horizontal float switch designed for industrial liquid level control. It is commonly used in hazardous locations, food and beverage processing, chemical handling, and water/wastewater treatment applications.

The FS-500 features corrosion-resistant 316L stainless steel wetted materials, ensuring durability and reliability in harsh environments.

The FS-500 is available with three mounting options:

  • Dual 1/2″ NPTM
  • 1/2″ NPTM & 1/4″ NPTM
  • Bulkhead mount (1/2 – 13 threads)

Yes, the FS-500 is NSF 169 certified, making it safe for use in food and beverage processing environments.

Yes, the FS-500 features a reversible switch orientation for added installation flexibility.

Yes, multiple FS-500 models are available with varying mounting styles, wire lengths, and temperature ratings. Use the float switch number configurator to find the best option for your application.

CERTIFICATION

CSA – General, Explosion Proof, NSF 169

SWITCH POINTS

NO/NC Switch

SWITCH TYPE

Horizontal Float, Stem Mounted

ENCLOSURE PROTECTION

NEMA 4X

INDUSTRY

Chemical, Food & Beverage, Industrial Automation, Oil & Gas, Water & Wastewater