ASCO - HC16A215- HC16A215
Part Number, Model or Brand:


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H-Series miniature pressure switches have field adjustable set points and fixed deadband, with diaphragm/piston sensor. They are available in open frame construction, Type 1 general purpose or Type 4 watertight enclosures. The resilient diaphragm/piston construction helps provide long life and maintains set point repeatability despite environmental temperature variations. The full size electical switch is a precision UL listed, snap-action type. H-Series switches are CSA approved and are UL listed under “Industrial Control Equipment”.


  • Field adjustable set points.
  • Fixed deadband.
  • Choice of open frame type, general purpose or watertight enclosure.
  • Small size.
  • Mounts in any position.
  • Rugged and vibration resistant, e.g., for compressors.
  • Visual adjustment scales in psig and bars.
H-Series Pressure Switch
Adjustable Operating Range (psig) Fixed Deadband At Mid-Range (psig)1 SPDT (Form “C” Contact), Brass and Buna “N”
1/8” NPT External Process Connection 1/4” NPT External Process Connection 1/8” NPT Internal Process Connection2
Open frame construction
4 - 12 1.6 HB46A218 HB46A214 HB46A215
8 - 25 1.8 HB36A218 HB36A214 HB36A215
20 - 50 2.4 HB26A218 HB26A214 HB26A215
35 - 80 3.5 HB16A218 HB16A214 HB16A215
40 - 120 7.0 HC26A218 HC26A214 HC26A215
80 - 200 10.0 HC16A218 HC16A214 HC16A215
Type 1 - General purpose enclosure
4 - 12 1.6 HB40A218 HB40A214 HB40A215
8 - 25 1.8 HB30A218 HB30A214 HB30A215
20 - 50 2.4 HB20A218 HB20A214 HB20A215
35 - 80 3.5 HB10A218 HB10A214 HB10A215
40 - 120 7.0 HC20A218 HC20A214 HC20A215
80 - 200 10.0 HC10A218 HC10A214 HC10A215
Type 4 - Watertight enclosure
4 - 12 1.6 HB41A218 HB41A214 HB41A215
8 - 25 1.8 HB31A218 HB31A214 HB31A215
20 - 50 2.4 HB21A218 HB21A214 HB21A215
35 - 80 3.5 HB11A218 HB11A214 HB11A215
40 - 120 7.0 HC21A218 HC21A214 HC21A215
80 - 200 10.0 HC11A218 HC11A214 HC11A215

1Values shown are nominal. 2 May be used for panel or bracket mounting.

Updated October 19, 2017, Bobby Gallagher

" Our mission is to be regarded by our customers and community as the best supplier of automation & control product solutions to industry. "
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