3a Centre Court, Sir Thomas Longley Road
Medway City Estate, Rochester, Kent ME2 4BQ
01634 570218
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HP701EN (Chrome Plated Brass)

A chrome plated single stage cylinder regulator with a stainless steel diaphragm for general laboratory use. The HP 701 can be used when a slight pressure rise from full to empty cylinder can be tolerated.

Typical application: Corrosive Reactive Gases


  • 2 1/8” 302 stainless steel diaphragm eliminates contamination from diffusion or outgassing
  • One-piece encapsulated seat design to protect seat from particulate contamination
  • Chrome plated bonnet, body and fittings
  • 2” chrome plated dual scale gauges (psi/bar)
  • External relief valve standard
  • 1 x 10-8 cc/sec. inboard helium leak rate maintains gas purity levels
  • Maximum inlet pressure 3000 PSIG except for models with CGA 300 and 510 and equipped with 400 PSIG inlet gauge

For full details on the product, download the PDF below


Model No. Delivery pressure CGA Inlet fitting Accessories Options
HP701 Delivery Outlet gauge 280 350 1/4" MNPT Needle Valve Without Relief Valve
0-15 PSIG (30" Hg Vac-30 psi/2 bar) 296 500 1/4" FNPT Diaph. Valve No Gauges
0-50 PSIG (30" Hg Vag-100 psi/7 bar) 300 510 1/4" MNPT Nipple 400 psi inlet gauge
0-125 PSIG (30" Hg vac-200 psi/14 bar) 320 540 1/4" FNPT Port Gas service must be specified
0-250 PSIG (400 psi/28 bar) 326 580 1/4" Tube Fitting  
    346 590 1/8" Tube Fitting  
    000 (1/4" FNPT) 1/4" MNPT Hose Barb  
    001 (1/4" MNPT) 1/8" MNPT Hose Barb  
        1/4" FNPT Hose Barb  
        1/4" FNPT Needle Valve  
        Single Regulator Alarm  
        SG 910 BR Regulator Mounting Station  

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