Starting at $826.00
  • Usually ships in 2-3 weeks. Call for expedite options



  • Borosilicate glass metering tube
  • 0.25 to 116 (Water)
    1 to 250 SCFM (Air)
  • 127mm (5"), direct reading, detachable scale
  • ±3% full scale accuracy
  • 10:1 to 12-1/2:1 turndown unless otherwise indicated
  • 1/2% repeatability
  • 200°F (93°C) max (SS)
    110°F (43°C) max (PVC)
  • SS Fittings:
    250 psig max (size 3 & 4)
    200 psig max (size 5 & 6)
    150 psig max (size 8 & 9)
  • PVC Fittings: 100 psig max
  • 33 to 125°F (1 to 52°C) ambient temperature


The stainless steel King Instrument 7610 series rotameter utilizes a float and tapered tube design, which results in longer and more linear scales. The King Instrument 7610 series rotameter features better pointer stability and 40% greater accuracy than competitively priced products.

King Instrument 7610 series rotameters have a fully enclosed borosilicate glass metering tube with a 127mm (5") scale, and is enclosed in a 304 stainless steel case. In-line 316L fittings and internals or PVC fittings with Hastelloy C-276 internals make the King Instrument 7610 series rotameter suitable for a variety of general industrial applications.

Optional Latching Reed Switch

A latching reed switch is available for all King Instrument rotameters in the 7300, 7600, and 7900 series. The switch is reed type and uses a biasing magnet to create a latching feature. The switch is classified as a simple apparatus by UL, FM, etc. and may be suitable for hazardous use when connected to an intrinsic safety barrier. Check your local electrical code for wiring specifications.


This product can be used in the following applications: