SC2700 SeriesTwo stage tied diaphragm regulator.


BOC semi conductor sc2700 - Tied diaphragm for positive shut off
- Precise pressure control
- Minimal particle generation
- Face seal connections
- 316L stainless steel or Hastelloy®C22 for high corrosion resistance


  • Body and poppet: 316L stainless steel or Hastelloy®C22  
  • Seat: PCTFE
  • Diaphragm: 316L stainless steel or Hastelloy®C22
  • Operating temperature: -40 to +71°C
  • Weight: 2.5kg 
  • Surface finish: 10-15 microns in standard:<10 microns in optional
  • Maximum inlet pressure: 240 bar or as limited by inlet gauge
  • Flow rate: Cv=0.05  

Select the model you require:

ModelMaterialOutlet pressure bar (psi)Outlet gauge bar (psi)
SC2700SStainless steel0-1.7 (0-25)30"vac-0-4.1 (30"vac-0-60)
SC2700HHastelloy®C220-1.7 (0-25)30"vac-0-4.1 (30"vac-0-60)
SC2701SStainless steel0-4.1 (0-60)30"vac-0-6.9(30"vac-0-100)
SC2701HHastelloy®C220-4.1 (0-60)30"vac-0-6.9(30"vac-0-100)
SC2702SStainless steel0-6.9 (0-100)0-13.8 (0-200)
SC2702HHastelloy®C220-6.9 (0-100)0-13.8 (0-200)

Additional options

No recommended options.

How to order

ALWAYS specify the gas or mixture to be used.  

  1. Select model eg. SC2700,SC2701,SC2702 
  2. Select material eg. 316L stainless steel or Hastelloy®C22
  3. Select inlet/outlet connections eg. 1/4" face seal male/female, 3/8" face seal male/female

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