Images are representations only.

RS (H) 2 Series Regulator

Brand: Swagelok Company
The RS series pressure-reducing regulators are suitable for most gases and liquids.

The RS series regulators feature various poppet designs, a choice of sensing types (diaphragm or piston), and seat and seal materials to accommodate a variety of pressure, temperature, and flow conditions.

The RS series regulators are available in sizes from 1/4 to 2 in. with a choice of threaded or flange end connections.

The RSH series regulators are a high-pressure version of the RS series regulators, and the LRS and LPRS series are low pressure, high-accuracy versions of the RS series regulators.

The RS series regulators are available with many options, including a variety of gauge connection configurations, self venting, internal filter, external feedback, antitamper, special cleaning to ASTM G93 Level C, and NACE MR0175/ ISO 15156-compliant models.
Features
  • Bottom mounting
  • Sealed spring housing
  • Low-friction piston for better control
  • Cartridge poppet assembly with 25 μm filter for ease of service
  • Self-venting
  • Threaded vent below panel for safety
  • Maximum Inlet Pressure:
    • RS - psig: 5,800 (bar: 400, kPa: 39,990)
    • RSH - psig:10,150 (bar: 700, kPa: 69,980)
  • Maximum Outlet Pressure:
    • RS - psig: 5,075 (bar: 350, kPa: 34,990)
    • RSH - psig: 10,150 (bar: 700, kPa 69,980) 
  • Sensing Type: Piston
  • Temperature Range: -20 to 80°C (-4 to 176°F)
  • Flow Coefficient: 0.05 Cv
  • Connections:
    • Inlet/Outlet: 1/4" NPT
    • Gauge: 1/4" NPT
    • Vent: 1/8" NPT 
  • Materials of Construction:
    • Poppet: 316L Stainless Steel
    • Piston: 316L Stainless Steel
    • Body: 316L Stainless Steel
    • Seal: Fluorocarbon FKM, Nitrile, EPDM, FFKM
    • Seat: PCTFE, PEEK
    • O-Ring: EPDM, FKM, FFKM, Nitrile
show more
The RS series pressure-reducing regulators are suitable for most gases and liquids.

The RS series regulators feature various poppet designs, a choice of sensing types (diaphragm or piston), and seat and seal materials to accommodate a variety of pressure, temperature, and flow conditions.

The RS series regulators are available in sizes from 1/4 to 2 in. with a choice of threaded or flange end connections.

The RSH series regulators are a high-pressure version of the RS series regulators, and the LRS and LPRS series are low pressure, high-accuracy versions of the RS series regulators.

The RS series regulators are available with many options, including a variety of gauge connection configurations, self venting, internal filter, external feedback, antitamper, special cleaning to ASTM G93 Level C, and NACE MR0175/ ISO 15156-compliant models.
Features
  • Bottom mounting
  • Sealed spring housing
  • Low-friction piston for better control
  • Cartridge poppet assembly with 25 μm filter for ease of service
  • Self-venting
  • Threaded vent below panel for safety
  • Maximum Inlet Pressure:
    • RS - psig: 5,800 (bar: 400, kPa: 39,990)
    • RSH - psig:10,150 (bar: 700, kPa: 69,980)
  • Maximum Outlet Pressure:
    • RS - psig: 5,075 (bar: 350, kPa: 34,990)
    • RSH - psig: 10,150 (bar: 700, kPa 69,980) 
  • Sensing Type: Piston
  • Temperature Range: -20 to 80°C (-4 to 176°F)
  • Flow Coefficient: 0.05 Cv
  • Connections:
    • Inlet/Outlet: 1/4" NPT
    • Gauge: 1/4" NPT
    • Vent: 1/8" NPT 
  • Materials of Construction:
    • Poppet: 316L Stainless Steel
    • Piston: 316L Stainless Steel
    • Body: 316L Stainless Steel
    • Seal: Fluorocarbon FKM, Nitrile, EPDM, FFKM
    • Seat: PCTFE, PEEK
    • O-Ring: EPDM, FKM, FFKM, Nitrile
3,520 models matching criteria
  • Base Model - RSH
  • Pressure Range - psig: 0 to 5,075 (bar: 0 to 350, kPa: 0 to 34,990)
  • Seal Material - Fluorocarbon (FKM)
  • Piston Seal Material - EPDM
  • Seat Seal Material - PEEK
  • Filter - Filter
  • Vent - Non-Venting
  • Special Cleaning - Not Required
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RS
  • Pressure Range - psig: 0 to 2,537 (bar: 0 to 175, kPa: 0 to 17,490)
  • Seal Material - Fluorocarbon (FKM)
  • Piston Seal Material - EPDM
  • Seat Seal Material - PEEK
  • Filter - No Filter
  • Vent - Non-Venting
  • Special Cleaning - Not Required
  • Agency Approvals - NACE MR017, ISO 15156
Out of Stock
  • Base Model - RS
  • Pressure Range - psig: 0 to 1,450 (bar: 0 to 99.97, kPa: 0 to 9,997 )
  • Seal Material - EPDM
  • Piston Seal Material - FFKM
  • Seat Seal Material - PCTFE
  • Filter - Filter
  • Vent - Vent
  • Special Cleaning - Not Required
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RS
  • Pressure Range - psig: 0 to 362 (bar: 0 to 25, kPa: 0 to 2,496)
  • Seal Material - Nitrile
  • Piston Seal Material - FFKM
  • Seat Seal Material - PCTFE
  • Filter - Filter
  • Vent - Non-Venting
  • Special Cleaning - ASTM G93 Level C-Cleaned
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RS
  • Pressure Range - psig: 0 to 1,450 (bar: 0 to 99.97, kPa: 0 to 9,997 )
  • Seal Material - Nitrile
  • Piston Seal Material - FFKM
  • Seat Seal Material - PEEK
  • Filter - No Filter
  • Vent - Non-Venting
  • Special Cleaning - Not Required
  • Agency Approvals - NACE MR017, ISO 15156
Out of Stock
  • Base Model - RSH
  • Pressure Range - psig: 0 to 362 (bar: 0 to 25, kPa: 0 to 2,496)
  • Seal Material - Nitrile
  • Piston Seal Material - FFKM
  • Seat Seal Material - PCTFE
  • Filter - Filter
  • Vent - Non-Venting
  • Special Cleaning - Not Required
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RSH
  • Pressure Range - psig: 0 to 5,075 (bar: 0 to 350, kPa: 0 to 34,990)
  • Seal Material - EPDM
  • Piston Seal Material - EPDM
  • Seat Seal Material - PCTFE
  • Filter - Filter
  • Vent - Vent
  • Special Cleaning - Not Required
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RS
  • Pressure Range - psig: 0 to 2,537 (bar: 0 to 175, kPa: 0 to 17,490)
  • Seal Material - EPDM
  • Piston Seal Material - FFKM
  • Seat Seal Material - PEEK
  • Filter - No Filter
  • Vent - Non-Venting
  • Special Cleaning - ASTM G93 Level C-Cleaned
  • Agency Approvals - NACE MR017, ISO 15156
Out of Stock
  • Base Model - RS
  • Pressure Range - psig: 0 to 362 (bar: 0 to 25, kPa: 0 to 2,496)
  • Seal Material - EPDM
  • Piston Seal Material - Fluorocarbon (FKM)
  • Seat Seal Material - PCTFE
  • Filter - No Filter
  • Vent - Vent
  • Special Cleaning - ASTM G93 Level C-Cleaned
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RS
  • Pressure Range - psig: 0 to 145 (bar: 0 to 9.9, kPa: 0 to 999.7)
  • Seal Material - EPDM
  • Piston Seal Material - FFKM
  • Seat Seal Material - PEEK
  • Filter - No Filter
  • Vent - Non-Venting
  • Special Cleaning - Not Required
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RS
  • Pressure Range - psig: 0 to 5,075 (bar: 0 to 350, kPa: 0 to 34,990)
  • Seal Material - EPDM
  • Piston Seal Material - Fluorocarbon (FKM)
  • Seat Seal Material - PCTFE
  • Filter - No Filter
  • Vent - Non-Venting
  • Special Cleaning - Not Required
  • Agency Approvals - NACE MR017, ISO 15156
Out of Stock
  • Base Model - RSH
  • Pressure Range - psig: 0 to 2,537 (bar: 0 to 175, kPa: 0 to 17,490)
  • Seal Material - Nitrile
  • Piston Seal Material - Nitrile
  • Seat Seal Material - PEEK
  • Filter - Filter
  • Vent - Non-Venting
  • Special Cleaning - ASTM G93 Level C-Cleaned
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RSH
  • Pressure Range - psig: 0 to 362 (bar: 0 to 25, kPa: 0 to 2,496)
  • Seal Material - Nitrile
  • Piston Seal Material - Nitrile
  • Seat Seal Material - PEEK
  • Filter - Filter
  • Vent - Non-Venting
  • Special Cleaning - ASTM G93 Level C-Cleaned
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RS
  • Pressure Range - psig: 0 to 2,537 (bar: 0 to 175, kPa: 0 to 17,490)
  • Seal Material - Nitrile
  • Piston Seal Material - Nitrile
  • Seat Seal Material - PEEK
  • Filter - No Filter
  • Vent - Non-Venting
  • Special Cleaning - Not Required
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RSH
  • Pressure Range - psig: 0 to 5,075 (bar: 0 to 350, kPa: 0 to 34,990)
  • Seal Material - Nitrile
  • Piston Seal Material - FFKM
  • Seat Seal Material - PEEK
  • Filter - Filter
  • Vent - Vent
  • Special Cleaning - ASTM G93 Level C-Cleaned
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RS
  • Pressure Range - psig: 0 to 145 (bar: 0 to 9.9, kPa: 0 to 999.7)
  • Seal Material - Fluorocarbon (FKM)
  • Piston Seal Material - EPDM
  • Seat Seal Material - PEEK
  • Filter - Filter
  • Vent - Vent
  • Special Cleaning - Not Required
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RS
  • Pressure Range - psig: 0 to 362 (bar: 0 to 25, kPa: 0 to 2,496)
  • Seal Material - FFKM
  • Piston Seal Material - Fluorocarbon (FKM)
  • Seat Seal Material - PCTFE
  • Filter - No Filter
  • Vent - Vent
  • Special Cleaning - ASTM G93 Level C-Cleaned
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RSH
  • Pressure Range - psig: 0 to 362 (bar: 0 to 25, kPa: 0 to 2,496)
  • Seal Material - FFKM
  • Piston Seal Material - FFKM
  • Seat Seal Material - PCTFE
  • Filter - No Filter
  • Vent - Vent
  • Special Cleaning - Not Required
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RS
  • Pressure Range - psig: 0 to 5,075 (bar: 0 to 350, kPa: 0 to 34,990)
  • Seal Material - Fluorocarbon (FKM)
  • Piston Seal Material - FFKM
  • Seat Seal Material - PEEK
  • Filter - No Filter
  • Vent - Non-Venting
  • Special Cleaning - Not Required
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RS
  • Pressure Range - psig: 0 to 5,075 (bar: 0 to 350, kPa: 0 to 34,990)
  • Seal Material - Nitrile
  • Piston Seal Material - FFKM
  • Seat Seal Material - PCTFE
  • Filter - No Filter
  • Vent - Non-Venting
  • Special Cleaning - Not Required
  • Agency Approvals - NACE MR017, ISO 15156
Out of Stock
  • Base Model - RSH
  • Pressure Range - psig: 0 to 2,537 (bar: 0 to 175, kPa: 0 to 17,490)
  • Seal Material - EPDM
  • Piston Seal Material - Fluorocarbon (FKM)
  • Seat Seal Material - PCTFE
  • Filter - No Filter
  • Vent - Non-Venting
  • Special Cleaning - Not Required
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RS
  • Pressure Range - psig: 0 to 5,075 (bar: 0 to 350, kPa: 0 to 34,990)
  • Seal Material - EPDM
  • Piston Seal Material - Nitrile
  • Seat Seal Material - PEEK
  • Filter - Filter
  • Vent - Vent
  • Special Cleaning - ASTM G93 Level C-Cleaned
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RS
  • Pressure Range - psig: 0 to 1,450 (bar: 0 to 99.97, kPa: 0 to 9,997 )
  • Seal Material - EPDM
  • Piston Seal Material - EPDM
  • Seat Seal Material - PEEK
  • Filter - Filter
  • Vent - Vent
  • Special Cleaning - ASTM G93 Level C-Cleaned
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RS
  • Pressure Range - psig: 0 to 362 (bar: 0 to 25, kPa: 0 to 2,496)
  • Seal Material - Fluorocarbon (FKM)
  • Piston Seal Material - FFKM
  • Seat Seal Material - PCTFE
  • Filter - No Filter
  • Vent - Non-Venting
  • Special Cleaning - ASTM G93 Level C-Cleaned
  • Agency Approvals - NACE MR017, ISO 15156
Out of Stock
  • Base Model - RSH
  • Pressure Range - psig: 0 to 5,075 (bar: 0 to 350, kPa: 0 to 34,990)
  • Seal Material - Fluorocarbon (FKM)
  • Piston Seal Material - Fluorocarbon (FKM)
  • Seat Seal Material - PCTFE
  • Filter - No Filter
  • Vent - Vent
  • Special Cleaning - ASTM G93 Level C-Cleaned
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RSH
  • Pressure Range - psig: 0 to 2,537 (bar: 0 to 175, kPa: 0 to 17,490)
  • Seal Material - EPDM
  • Piston Seal Material - Nitrile
  • Seat Seal Material - PEEK
  • Filter - No Filter
  • Vent - Non-Venting
  • Special Cleaning - ASTM G93 Level C-Cleaned
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RSH
  • Pressure Range - psig: 0 to 362 (bar: 0 to 25, kPa: 0 to 2,496)
  • Seal Material - EPDM
  • Piston Seal Material - FFKM
  • Seat Seal Material - PEEK
  • Filter - Filter
  • Vent - Vent
  • Special Cleaning - ASTM G93 Level C-Cleaned
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RSH
  • Pressure Range - psig: 0 to 145 (bar: 0 to 9.9, kPa: 0 to 999.7)
  • Seal Material - FFKM
  • Piston Seal Material - EPDM
  • Seat Seal Material - PCTFE
  • Filter - Filter
  • Vent - Non-Venting
  • Special Cleaning - ASTM G93 Level C-Cleaned
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RS
  • Pressure Range - psig: 0 to 362 (bar: 0 to 25, kPa: 0 to 2,496)
  • Seal Material - Nitrile
  • Piston Seal Material - Nitrile
  • Seat Seal Material - PEEK
  • Filter - No Filter
  • Vent - Non-Venting
  • Special Cleaning - ASTM G93 Level C-Cleaned
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RS
  • Pressure Range - psig: 0 to 145 (bar: 0 to 9.9, kPa: 0 to 999.7)
  • Seal Material - EPDM
  • Piston Seal Material - Nitrile
  • Seat Seal Material - PEEK
  • Filter - No Filter
  • Vent - Non-Venting
  • Special Cleaning - Not Required
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RSH
  • Pressure Range - psig: 0 to 362 (bar: 0 to 25, kPa: 0 to 2,496)
  • Seal Material - EPDM
  • Piston Seal Material - Nitrile
  • Seat Seal Material - PEEK
  • Filter - No Filter
  • Vent - Vent
  • Special Cleaning - ASTM G93 Level C-Cleaned
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RSH
  • Pressure Range - psig: 0 to 362 (bar: 0 to 25, kPa: 0 to 2,496)
  • Seal Material - Fluorocarbon (FKM)
  • Piston Seal Material - EPDM
  • Seat Seal Material - PEEK
  • Filter - No Filter
  • Vent - Vent
  • Special Cleaning - ASTM G93 Level C-Cleaned
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RS
  • Pressure Range - psig: 0 to 5,075 (bar: 0 to 350, kPa: 0 to 34,990)
  • Seal Material - Fluorocarbon (FKM)
  • Piston Seal Material - EPDM
  • Seat Seal Material - PCTFE
  • Filter - Filter
  • Vent - Vent
  • Special Cleaning - ASTM G93 Level C-Cleaned
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RS
  • Pressure Range - psig: 0 to 5,075 (bar: 0 to 350, kPa: 0 to 34,990)
  • Seal Material - Fluorocarbon (FKM)
  • Piston Seal Material - FFKM
  • Seat Seal Material - PCTFE
  • Filter - No Filter
  • Vent - Vent
  • Special Cleaning - ASTM G93 Level C-Cleaned
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RS
  • Pressure Range - psig: 0 to 145 (bar: 0 to 9.9, kPa: 0 to 999.7)
  • Seal Material - EPDM
  • Piston Seal Material - FFKM
  • Seat Seal Material - PEEK
  • Filter - Filter
  • Vent - Vent
  • Special Cleaning - Not Required
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RS
  • Pressure Range - psig: 0 to 2,537 (bar: 0 to 175, kPa: 0 to 17,490)
  • Seal Material - Fluorocarbon (FKM)
  • Piston Seal Material - Fluorocarbon (FKM)
  • Seat Seal Material - PCTFE
  • Filter - No Filter
  • Vent - Vent
  • Special Cleaning - ASTM G93 Level C-Cleaned
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RS
  • Pressure Range - psig: 0 to 1,450 (bar: 0 to 99.97, kPa: 0 to 9,997 )
  • Seal Material - Nitrile
  • Piston Seal Material - FFKM
  • Seat Seal Material - PCTFE
  • Filter - Filter
  • Vent - Non-Venting
  • Special Cleaning - Not Required
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RSH
  • Pressure Range - psig: 0 to 10,150 (bar: 0 to 700, kPa: 0 to 69,980)
  • Seal Material - Fluorocarbon (FKM)
  • Piston Seal Material - EPDM
  • Seat Seal Material - PCTFE
  • Filter - No Filter
  • Vent - Vent
  • Special Cleaning - Not Required
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RSH
  • Pressure Range - psig: 0 to 362 (bar: 0 to 25, kPa: 0 to 2,496)
  • Seal Material - EPDM
  • Piston Seal Material - FFKM
  • Seat Seal Material - PCTFE
  • Filter - Filter
  • Vent - Vent
  • Special Cleaning - Not Required
  • Agency Approvals - No Extra Approvals
Out of Stock
  • Base Model - RSH
  • Pressure Range - psig: 0 to 362 (bar: 0 to 25, kPa: 0 to 2,496)
  • Seal Material - EPDM
  • Piston Seal Material - Fluorocarbon (FKM)
  • Seat Seal Material - PCTFE
  • Filter - Filter
  • Vent - Vent
  • Special Cleaning - ASTM G93 Level C-Cleaned
  • Agency Approvals - No Extra Approvals
Out of Stock

Specifications

Actuator Type

  • Knob

Ambient Temperature Range

  • -20° to 80° C (-4° to 176° F)

Enclosure, Body Material

  • 316L Stainless Steel

Filter

  • 316 Stainless Steel
  • Filter, 25 μm
  • No Filter

Flow Rate

  • 0.05 Cv

Media

  • Gas
  • Liquids & Gases

Mounting

  • Bottom Mounting
  • Panel Mount

NACE & NIST

  • NACE MR-0175, ISO 15156

NPT Connection

  • 1/4” NPT Female

O-Ring Material

  • Ethylene Propylene (EPR)
  • FKM
  • Nitrile
  • Perfluorocarbon - FFKM

Piston Material

  • 316 Stainless Steel

Poppet Material

  • 316L Stainless Steel

Pressure Range

  • bar: 0 to 700
  • kPa: 0 to 69,981
  • psig: 0 to 10,150

Seat / Seal Material

  • PCTFE
  • PEEK

Special Cleaning & Packaging

  • ASTM G93 Level C-Cleaned
  • Not Required

Supply Pressure - Maximum

  • bar: 400 to 700
  • kPa: 39,989 to 69,981
  • psig: 5,800 to 10,150

Vent

  • Non-Venting
  • Self-Venting

Vent Connection Size

  • 1/8” NPT