Products
Oil And Water Separator Air Filters
OF series Pneumatic water and oil separator
Port size 1/8”,1/4” 3/8” 1/2”
With pressure gauge 16bar
Cooper filter element
Zinc alloy body , auto drain available
Features
Ningbo Yuxin Pneumatic Valve Co., Ltd. is one of the leading oil and water separator air filters manufacturers and suppliers in China. If you're going to buy cheap oil and water separator air filters, welcome to get quotation from our factory. All customized products are with high quality and competitive price.
| Introduction |
The function of Oil And Water Separator Air Filters is to filter oil, water, and particles in compressed air. It is generally divided into three levels for filtering. The first stage is to filter impurities in the liquid. This process will filter out 95% of impurities. The second stage can generally filter out medium particles and oil in most aerosol forms. The third stage is precision filtration, which can filter the smallest particles and oil. You can choose the standard 40 according to your needs μ M filter element, or 25 μ m、5 μ M filter element.
Features
Oil And Water Separator Air Filters use pure copper filters, so their filtering performance is better than that of traditional filters.
It can separate fluid oil, condensation, and dirt particles in compressed air.
The valve body is made of zinc alloy, which is wear-resistant and corrosion-resistant.
Port sizes include 1/8 ", 1/4", and 3/8 ". Plastic part colors are also available in orange and blue.
| How to order |

| Product parameter |
Air compressor air filters | MINI | MIDI | MAXI | ||||||
Manual drain | working pressure 12bar 40um | OF-1/8-MINI | OF-1/4-MINI | OF-3/8-MINI | OF-3/8-MIDI | OF-1/2-MIDI | OF-3/4-MIDI | OF-3/4-MAXI | OF-1-MAXI |
working pressure 7bar 40um | OF-1/8-7-MINI | OF-1/4-7-MINI | OF-3/8-7-MINI | OF-3/8-7-MIDI | OF-1/2-7-MIDI | OF-3/4-7-MIDI | OF-3/4-7-MAXI | OF-1-7-MAXI | |
working pressure 12bar 5um | OF-1/8-5M-MINI | OF-1/4-5M-MINI | OF-3/8-5M-MINI | OF-3/8-5M-MIDI | OF-1/2-5M-MIDI | OF-3/4-5M-MIDI | OF-3/4-5M-MAXI | OF-1-5M-MAXI | |
Working medium | compressed air | ||||||||
Feature of structure | Filter with water separator+ direct constant lubricator+ diaphragm type regulator (MINI,MIDI)+ Piston regulator( MAXI) | ||||||||
Mounting type | pipe / foot mounting | ||||||||
assembly positioin | veritical | ||||||||
Connectioin | G1/8" | G1/4" | G3/8" | G3/8" | G1/2" | G3/4" | G3/4" | G1" | |
Standard nominal flow rate | OU...(-A) | 700 | 1000 | 1200 | 2000 | 2600 | 2600 | 7000 | 8000 |
OU--7-(-A) | 800 | 1300 | 1500 | 2500 | 2800 | 2800 | 8500 | 8700 | |
OU--5M-(-A). | 600 | 850 | 1050 | 1700 | 1800 | 2100 | 6500 | 7200 | |
Mini flow rate | 3L/min | 6L/min | 10L/min | ||||||
primary pressure | Manual drain | 1-16bar | |||||||
auto drain | 1.5-12bar | ||||||||
working pressure | 0.5-12bar / 0.5-7bar | ||||||||
grade of filteration | 40um /5 um | ||||||||
capacity of fluide | 22ml | 43ml | 80ml | ||||||
temperature range | 0~60 °C | ||||||||
Materials information | Housing:Zinc die-casting;Filter bowl and oil bowl:PC;Metal bowl guard:Aluminium alloy;Sealing:NBR;Adjusting knob:POM | ||||||||
| Overall dimension |

Model | E3 | E4 | E7 | E8 | E9 | F1 |
OF...MINI | 40 | 39 | 2 | 64 | 52 | M5, G1/8,G1/4,G3/8 |
OF...MIDI | 55 | 47 | 3 | 85 | 70 | G1/4,G3/8,G1/2,G3/4 |
OF...MAXI | 66 | 53 | 3 | 96/116 | 80/91 | G3/4,G1 |
Model | F4 | F5 | L1 | L2 | L3 | H4 | H5 | H6 | H8 |
OF...MINI | M4 | 4.5 | 40 | 35 | 11 | 17.5 | 20 | 15 | 144 |
OF...MIDI | M5 | 5.5 | 71 | 60 | 22 | 24.5 | 3 | 15 | 179 |
OF...MAXI | M5 | 5.5 | 71 | 60 | 22 | 24.5 | 32/40 | 15 | 203 |



| Product show |
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| Package and shipment |
1) YXPC Brand, Neutral or Customer's requires label
2) YXPC carton or same as the Customer's requires, export standard carton
3) All cartons should be packed into the pallets more carefully.
4) All of the productions are inspected carefully one by one by QC before delivery.
5) We usually use cartons to pack the goods together. When the product is a machine over 50kg, we use wooden or pallet packing.

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