

Sliencers
Plastic Pneumatic Muffler
muffler noise suppressor
Specifications
- Working medium
- Air, vacuum
- Material
- Plastic

Plastic Pneumatic Mufflers are designed to reduce exhaust noise generated by pneumatic components such as solenoid valves, cylinders, and air control devices.
Made from lightweight engineering plastic materials, plastic pneumatic silencers provide excellent corrosion resistance, easy installation, and cost-effective noise control solutions for industrial automation applications.
Our plastic muffler series includes PSL and PSU models, available with various thread sizes including G1/8, G1/4, G3/8, G1/2, G3/4 and G1Â to meet different pneumatic system requirements.
Product Features
1. Effective Noise Reduction
Pneumatic equipment generates high-speed exhaust airflow, which creates unwanted noise.
The plastic pneumatic muffler reduces exhaust noise through its internal porous structure, improving the working environment.
Benefits:
- Lower pneumatic exhaust noise
- Improved operator comfort
- Reduced machine operating sound
- Suitable for continuous operation equipment

2. Lightweight Plastic Construction
The muffler body is made from engineering plastic, providing:
✔ Lightweight design
✔ Corrosion resistance
✔ Easy installation
✔ Good chemical resistance
✔ Cost-effective solution
Compared with metal silencers, plastic mufflers are ideal for applications requiring lightweight components.

3. Compact Design
The compact structure allows installation in limited spaces.
Suitable for:
- Solenoid valves
- Pneumatic cylinders
- Air preparation units
- Automation equipment
The small size helps maintain a clean and organized pneumatic layout.

4. Easy Installation
Plastic pneumatic mufflers use standard pneumatic threads for quick installation.
Installation process:
- Select the correct thread size.
- Screw the muffler into the exhaust port.
- Tighten properly.
- Check the exhaust airflow.

Product Series
PSL Series Plastic Pneumatic Muffler
The PSL series is a compact plastic exhaust silencer designed for general pneumatic applications.
Available models include:
Model | Thread Size |
PSL-001 | G1/8 |
PSL-002 | G1/4 |
PSL-003 | G3/8 |
PSL-004 | G1/2 |
PSL-006 | G3/4 |
PSL-010 | G1 |
PSU Series Plastic Sintered Muffler
The PSU series adopts a plastic sintered structure for pneumatic exhaust filtration and noise reduction.
Available models include:
Model | Thread Size |
PSU-M5 | M5 |
PSU-001 | G1/8 |
PSU-002 | G1/4 |
PSU-003 | G3/8 |
PSU-004 | G1/2 |
PSU-006 | G3/4 |
PSU-010 | G1 |
Technical Specifications
Parameter | Specification |
Product Name | Plastic Pneumatic Muffler |
Series | PSL / PSU |
Material | Engineering Plastic |
Connection Type | Threaded Connection |
Thread Standard | G / BSP Thread |
Available Threads | M5, G1/8, G1/4, G3/8, G1/2, G3/4, G1 |
Working Medium | Compressed Air |
Application | Pneumatic Exhaust Noise Reduction |

Application Industries
Industrial Automation
Plastic pneumatic mufflers are widely used in:
- Automated production lines
- Assembly machines
- Robotic systems
- Pneumatic control cabinets
Pneumatic Equipment
Common applications:
- Solenoid valves
- Air cylinders
- Pneumatic valves
- FRL units
- Vacuum generators
Packaging Machinery
Used in:
- Filling machines
- Packing machines
- Labeling equipment
- Sorting systems

Advantages of Plastic Pneumatic Mufflers
Feature | Benefit |
Noise Reduction | Creates quieter working environment |
Plastic Body | Lightweight and corrosion resistant |
Compact Structure | Easy installation in limited space |
Multiple Threads | Suitable for different pneumatic components |
Low Cost | Economical solution for air exhaust control |


