-
Stainless Steel Pressure Regulator
-
Back Pressure Regulating Valve
-
Changeover Manifold
-
Brass Pressure Regulator
-
Stainless Steel Tube Fittings
-
Air Compressor Check Valve
-
Stainless Steel Ball Valve
-
Water Solenoid Valve
-
Stainless Steel Needle Valve
-
Gas Solenoid Valve
-
Stainless Steel Diaphragm Valve
-
Gas Flow Meter
-
Flexible Hose Tubing
-
Pneumatic Pressure Control Valve
-
Gas Pressure Test Gauge
-
Medical Oxygen Regulator
-
Dariof FassiniAll perfect. Quality is 4.5 on 5 but quality to price ratio is excellent.
-
Jasper MokkinkI 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.
Stainless steel 316L High Pressure Nitrogen Gas Pressure Regulator Panel

Contact me for free samples and coupons.
WhatsApp:0086 18588475571
Wechat: 0086 18588475571
Skype: sales10@aixton.com
If you have any concern, we provide 24-hour online help.
xMax 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 | pressure control panel,automatic switchover manifold |
WL300 Series Semi-automatic Changeover Device
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) |


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 is your terms of packing?
A: Export standard.
Q2. What is your terms of payment?
A: T/T ,PayPal, Western Union.
Q3. What is your terms of delivery?
A: EXW.
Q4. How about your delivery time?
A: Generally, it will take 5 to 7 days after receiving your full payment. The specific delivery time depends on the items and the quantity of your order.
Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.
Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery
Q8: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
A:2. We respect every customer as our friend and we sincerely do business and make friends with them,no matter where they come from.