Products
Pneumatic Air Preparation Unit
OU series air regulator filter lubricator combination
Port size 1/8”,1/4” 3/8” 1/2” air regulator filter
Air source treatment unit for automatic drain
Max Pressue 16 Bar or 12bar
With pressure gauge and mounting bracket
Features
Ningbo Yuxin Pneumatic Valve Co., Ltd. is one of the leading pneumatic air preparation unit manufacturers and suppliers in China. If you're going to buy cheap pneumatic air preparation unit, welcome to get quotation from our factory. All customized products are with high quality and competitive price.
| Introduction |
This all-in-one FRL unit filters out moisture and dirt, regulates pressure, and lubricates your tools to prevent damage.
Easy to install, easy to maintain, with a clear gauge and transparent bowl for quick checks. Available in 1/4", 3/8", and 1/2" ports.
YXPC factory-tested units, backed by a 12-month warranty. Fast global shipping for bulk and individual orders.
Features
3-in-1 All-in-One Design: Combines filter, regulator, and lubricator in a single compact unit, saving space and simplifying installation
Dual-Stage Filtration: The primary filter removes moisture, dirt, and oil aerosols, protecting your tools and equipment from contamination
Precision Pressure Control: Built-in regulator with clear pressure gauge lets you set and maintain the exact operating pressure your system requires
Consistent Oil Lubrication: Adjustable lubricator delivers a steady oil mist to downstream components, reducing wear and extending tool life
Easy Maintenance: Transparent filter bowl lets you check water levels instantly; manual drain valve for quick, hassle-free condensate removal
Industrial-Grade Build: Durable die-cast body, corrosion-resistant seals, and impact-resistant bowls for reliable performance in harsh environments
Multiple Port Sizes Available: 1/4", 3/8", and 1/2" thread options to fit standard compressed air line setups
YXPC Quality You Can Trust: Factory-tested for 1,000,000+ cycles, backed by a 12-month warranty and dedicated after-sales support
| How to order |

| Product parameter |
|
air preparation unit |
MINI |
MIDI |
MAXI |
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|
Manual drain |
working pressure 12bar 40um |
OU-1/8-MINI |
OU-1/4-MINI |
OU-3/8-MINI |
OU-3/8-MIDI |
OU-1/2-MIDI |
OU-3/4-MIDI |
OU-3/4-MAXI |
OU-1-MAXI |
|
working pressure 7bar 40um |
OU-1/8-7-MINI |
OU-1/4-7-MINI |
OU-3/8-7-MINI |
OU-3/8-7-MIDI |
OU-1/2-7-MIDI |
OU-3/4-7-MIDI |
OU-3/4-7-MAXI |
OU-1-7-MAXI |
|
|
working pressure 12bar 5um |
OU-1/8-5M-MINI |
OU-1/4-5M-MINI |
OU-3/8-5M-MINI |
OU-3/8-5M-MIDI |
OU-1/2-5M-MIDI |
OU-3/4-5M-MIDI |
OU-3/4-5M-MAXI |
OU-1-5M-MAXI |
|
|
Manometer |
0-12bar |
OMA-40-16-1/8 |
OMA-50-16-1/8 |
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|
0-7bar |
OMA-40-10-1/8 |
OMA-50-10-1/8 |
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|
Working medium |
compressed air |
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|
Feature of structure |
Filter with water separator+ direct constant lubricator+ diaphragm type regulator (MINI,MIDI)+ Piston regulator( MAXI) |
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|
Mounting type |
pipe / foot mounting |
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|
assembly positioin |
veritical |
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|
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 |
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|
primary pressure |
Manual drain |
1-16bar |
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|
auto drain |
1.5-12bar |
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|
working pressure |
0.5-12bar / 0.5-7bar |
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|
grade of filteration |
40um /5 um |
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|
capacity of fluide |
22ml |
43ml |
80ml |
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|
temperature range |
0~60 °C |
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|
Materials information |
Housing:Zinc die-casting;Filter bowl and oil bowl:PC;Metal bowl guard:Aluminium alloy;Sealing:NBR;Adjusting knob:POM |
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| Overall dimension |

| Product show |







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