ASCO - HB36A215L- HB36A215L
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ASCO Tripoint H Series Open Frame Pressure switch

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”.


  • Low cost for OEM applications.
  • Miniature size.
  • Wide selection of adjustable ranges.
  • Fixed deadband.
  • Resilient diaphragm/piston sensor for long life.
  • Precision single-pole, double-throw snap switch with quick-connect 1/4” spade terminals.
H-Series Suffix L 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
4 - 12 3.0 HB46A218L HB46A214L HB46A215L
8 - 25 3.6 HB36A218L HB36A214L HB36A215L
20 - 50 5.5 HB26A218L HB26A214L HB26A215L
35 - 80 7.0 HB16A218L HB16A214L HB16A215L
40 - 120 14.0 HC26A218L HC26A214L HC26A215L
80 - 200 21.0 HC16A218L HC16A214L HC16A215L
1Values shown are nominal. 2May be used for panel or bracket mounting.