• 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

Stainless steel 316L Automatic change-over switching station for high flow rate and for the connection of 2 x 2 cylinder

Place of Origin Guangdong, China (Mainland)
Brand Name AFK
Certification CE
Model Number WL300
Minimum Order Quantity >=1 Sets
Price Negotiable
Packaging Details Export packing
Supply Ability 10000 Set/Sets per Week

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WhatsApp:0086 18588475571

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Product Details
Max Inlet Pressure 2200, 3000 Psig Outlet Pressure Range 0~25, 0~50, 0~100, 0~150 , 0~250psig
Working Temperature -40° F ~+165° F(-40°C+74°C) Cv 0.14
Valve Seat PU, PTFE ,FCTFE Body Material 316L
Diaphragms 316L Pressure Gauge Size 2"
Port SHENZHEN
High Light

gas control panel

,

pressure control panel

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Product Description
 

WL300 Series Semi-automatic Changeover Device

 
It is suitable for high pressure gas cylinders and pressure relief gas supply on both sides,
through the automatic changeover to realize continuous gas supply, with the function of purging.
The maximum input pressure of 20.7Mpa (3000psi), corrosion, clean workshop assembly test, suitable for laboratory, high purity gas such as gas analysis.
 
 

Product Specifications

1) Max. Inlet Pressure: 3000, 2200Psi

2) Max. Outlet Pressure: 25, 50, 100, 150, 0~250Psi

3)Working Temperature: -40℃~74℃(-40℉~165℉)

4) Leakage rate: 2 x 10-8 atm.cc/sec He

5)Cv: 0.08

Design Features

1) Pressure regulator for special gas

2) Equipped relief pressure valve

3)Pressure regulator and pipe through the pressure test and leakage test

4)2" stainless steel pressure gauge, reading clearly

5) The knob of diaphragm valves with on/off logo.

 
Material List
Body material
Stainless steel 316L
Valve Seat
PU, PTFE, PCTFE
Diaphragm
Stainless steel 316L
Inlet connection
1/4" NPT (F)
Outlet connection
1/4" NPT (F)

 

 

Stainless steel 316L Automatic change-over switching station for high flow rate and for the connection of 2 x 2 cylinder 0
Stainless steel 316L Automatic change-over switching station for high flow rate and for the connection of 2 x 2 cylinder 1

High pressure outlet pressure flow curve

 
Ordering Information

Low pressure outlet pressure flow curve

ORDERING INFORMATION
WL3 1 1 1 S H 1 1 -N2
Series Function Options Outlet Connection Inlet Connection Body Material

Input

Pressure

Outlet

Pressure

Gauge Gas Option
WL300 Series Semi-automatic Changeover Device 1.With emptying, purging distribution function 1:1/4”NPT(F) 1:1/4″Weldmg S:stainless H:3000psi 1:25psi 1:MPa Blank: None
  2.Wrthout Emptying, purging distribution function 2:1/4”Tube fitting 2:1/4”NPT(M) steel M:2200psi 2:50psi 2:Bar/psi N2:nitrogen
  3.Emptying. purging distnbuUon+pressure sensor 3:3/8”NPT(F) 3:3/8”Melding C:nickel plated L:1000psi 3:100psi 3:psi/KPa O2:oxygen
  4.With pressure sensor 4:3/8”Tube fitting 4:3/8”NPT(M) brass O: Other 4:150psi 4:Other H2:hydrogen
  5:Other 5:1/2”NPT(F) 5:1/2”Melding     5:250psi   C2H2:acetylene
    6:1/2”Tube fitting 6:1/2”NPT(M)     6:Other   CH4:methane
    7:Other 7:1/4”Tube fitting         Ar:argon
      8:3/8″Tube fitting         He:helium
      9:1/2″Tube fitting         Air:air
      10:Other          

 

FAQ

 

Q1. What products can you provide?

Re: High pressure regulator, cylinder gas regulator, ball valve, needle valve, compression fittings(connections).

 

Q2. Can you make the products based on our requests, such as connection, thread, pressure and so on?

Re: Yes, We have experienced techincal team and can design and produce the products according to your requirements. Take a pressure regualtor for example, we can set the range of pressure gauge according actual working pressure, if the regulator is connected to a gas cylinder, we can add an adaptor such as CGA320 or CGA580 to connect the regulator with the cylinder valve.

 

Q3. What about the quality and price?

Re: Quality is very good. Price is not low but pretty reasonable at this quality level.

 

Q4. Can you provide samples to test? For free?

Re: Of course, you can take several to test firstly. Your side shall bear the cost due to its high value.

 

Q5. Can you operate OEM orders?

Re: Yes, OEM is supported though we also have our own brand named AFK.

 

Q6. What payment methods for chose?

Re: For small order, 100% Paypal, Western Union and T/T in advance. For bulk purchase, 30%T/T, Western Union, L/C as deposit, and 70% balance paid before shipment.

 

Q7. How about the lead time?

Re: Usually, delivery time is 5-7 working days for sample, 10-15 working days for mass production.

 

Q8. How will you ship the goods?

Re: For small amount, international express is used mostly such as DHL, FedEx, UPS, TNT. For large amount, by air or by sea. Besides, you also can have your own forwarder pick up the goods and arrange the shipment.