Quick Summary
The GX PUMP CS4 Portable PCP Air Compressor is a portable compressor for PCP air rifle and paintball use. It is described with a 350W motor, four stage compression technology, and a maximum filling pressure of 5800Psi/40Mpa. It also includes water and fan cooling, plus 12V input with a 220V to 12V converter.
Who It Is Best For
This suits buyers who need a compact compressor for filling PCP air bottles or paintball equipment and want a unit that can run from a car battery or a household power supply. It will also appeal to people who value automatic stop control and a built in pressure gauge for more straightforward filling.
What To Know Before You Buy
The compressor is described as suitable for air rifle and paintball use, but you should always confirm the safe pressure of your cylinder before filling. The product description also gives specific setup and care notes, so it is sensible to follow the user manual carefully before use.
Pros: Portable design, multiple power options, automatic stop pressure, and cooling support for longer use.
Cons: The user needs to follow the filling and cooling instructions carefully, and check cylinder suitability before use.
Common Buyer Questions
What is this compressor used for?
It is described as a portable PCP air compressor for air rifle and paintball filling.
What power options does it have?
It uses 12V DC input and includes a 220V to 12V converter.
Does it stop automatically?
Yes, it is described with two level setting auto stop pressure.
How much pressure can it reach?
The listed maximum filling pressure is 5800Psi or 40Mpa.
Can it run for long periods?
It is described as having cooling support and up to 5 hours of continuous work.
Key Details
| Detail | What it means in use |
|---|---|
| Brand | GX PUMP |
| Model | CS4 |
| Motor | 350W motor |
| Compression | Four stage compression technology |
| Maximum filling pressure | 5800Psi / 40Mpa |
| Cooling | Water and fan cooling |
| Continuous work | Up to 5 hours |
| Power | 12V DC input with 220V to 12V converter |
| Pressure gauge | Double pointer pressure gauge |
| Auto stop | Two level setting auto stop pressure |
| Size | 11.8 x 6.1 x 12.4 inch |
| Weight | 29lb |
Final Buying View
The GX PUMP CS4 is a practical portable PCP compressor with a 350W motor, cooling support, and automatic stop control. It is designed for air rifle and paintball filling, with flexible power options for different setups. If you want a compact compressor and will follow the filling instructions carefully, it is a straightforward option to consider.










