• Shenzhen Wofly Technology Co., Ltd.
    Dariof Fassini
    All perfect. Quality is 4.5 on 5 but quality to price ratio is excellent.
  • Shenzhen Wofly Technology Co., Ltd.
    Jasper Mokkink
    I have had an great experience ordering from Wolfy! The communication was always quick and clear. Adding parts to your order after you made your payment is also accepted by Wolfy. They are also willing to hold your order for a little bit if you need time to decide what additional parts you would like to add. I ordered compression fittings.
Contact Person : Catlin Zeng
Phone Number : 0086-13430639757
WhatsApp : +8613430639757

CGA 330 Dual Stage CO2 Gas Pressure Regulator High Pressure With Filter Inside

Place of Origin Guang dong,China
Brand Name AFK
Certification CE
Model Number R31
Minimum Order Quantity 1-99 pieces
Price Negotiable
Packaging Details Export packing
Delivery Time 5-8 days
Payment Terms L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability 3500 pieces per week

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Product Details
Inlet P Ressure 500,3000 Psi Outlet Pressure 0~25, 0~50, 0~50,0~250,0~500psig
Warranty 1 Year Apprecation Pure Gas, Standard Gas, Corrosive Gas
Weight 2 KG Application Industry Equipment
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flow control valve


gas cylinder regulator

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Product Description

Stainless Steel High pressure CGA 330 dual stage CO2 gas pressure regulator CE Certificated


R31 Serie stainless steel pressure reducers, double-stage diaphragm pressure reducing construction,

stable output pressure, applied to high pure gas, standard gas, corrosive gas and so on


Design Features

 Five holes on the body

 two-stage decompression structure

 Metal-to-metal diaphragm seal

 Body thread: 1/4” NPT(F)

 Easy to clean inside

 Filter inside

 Panel mounting and wall mounting available

 Optional outlet: needle valve, diaphragm valve



 Maximum inlet pressure: 3000, 500psig

 Output pressure:0~25, 0~50, 0~100, 0~250psig

 Safe testing pressure: 1.5 times maximum inlet pressure

 Working temperature: -40~+165(-40~+74)

 Leakage rate: 2×10-8 atm.cc/sec

 CV value=0.06


Technical Parameter:


Maximum Inlet Pressure


Outlet Pressure Ranges

0~25, 0~50, 0~50,0~250,0~500psig

Safety test pressure

1.5 times maximum inlet pressure

Operating Temperature

-40°F to +165°F / -40°c to 74°c

Leakage Rate Against Atmosphere

2*10-8atm cc/sec he

Cv value








316L. Brass




316L(10 μm)





Plunger valve core



Once you send the inquiry, pls send order code e.g.:R31-L-M-D-G-P-00-00-P. Or pls send us following information so that we select select model:
1. Media (sevice as)? co2 or?
2. atual inlet pressure and outlet pressure?
3. Flow rate?
4. Inlet connection and out connection?
5. Material or ss316?
6. Quantity?