Pneumatic Ball Hand Valve Quick-Connect PU Air Pipe 4–12mm
BUC Series Pneumatic Ball Hand Valve with Quick-Connect Fittings
Take full control of your pneumatic system with this precision-engineered BUC Pneumatic Ball Hand Valve. Available in tube sizes from 4mm to 12mm, this compact switch valve makes it easy to regulate or shut off airflow instantly — no tools required. The quick-insert push-in design means fast, secure connections to PU or similar air tubing, making it ideal for workshops, automation setups, industrial equipment, and DIY pneumatic projects.
Key Features
- Quick-Release Push-In Connection: Simply push the tube in to connect — no threads, no clamps, no hassle.
- Available Tube Sizes: 4mm, 6mm, 8mm, 10mm, and 12mm — compatible with standard PU air lines.
- Copper Construction: Durable, corrosion-resistant copper body ensures a long service life even under regular use.
- Ball Valve Design: Smooth 90° lever turn for instant open/close airflow control with a positive tactile click.
- Max Operating Pressure: Rated up to 850 kPa for reliable performance across a wide range of pneumatic applications.
- Compact & Lightweight: Low-profile form factor fits neatly into tight spaces within pneumatic circuits and machinery.
- Classic Black & White Finish: Clean, easy-to-identify valve position for quick visual confirmation of open/closed status.
Specifications
| Material | Copper |
| Connection Type | Quick-Release (Push-In) |
| Tube Sizes | 4mm / 6mm / 8mm / 10mm / 12mm |
| Valve Type | Ball Valve (Union Type) |
| Max Pressure | < 850 kPa |
| Colour | Black & White |
| Country of Origin | Made in Mainland China |
Ideal For
- Industrial and workshop pneumatic systems
- DIY air tool setups and compressor lines
- Automated machinery and production lines
- Airflow regulation in PU tubing circuits
- Hobbyist and maker pneumatic projects
Related Products
- 0–60MPa Pressure Gauge for Injector Nozzle Tester
- 1-Channel Relay Module DC 3.3V–24V Optocoupler for Arduino
For general guidance on pneumatic system safety and component standards, visit the OSHA Pneumatic Tools Safety Resources.
Learn more: Ball valve
Frequently Asked Questions
Q: What tube sizes are compatible with this pneumatic ball hand valve?
A: This BUC series quick-connect pneumatic hand valve is available in five tube sizes: 4mm, 6mm, 8mm, 10mm, and 12mm. It is designed for use with standard PU (polyurethane) air tubing commonly found in pneumatic systems.
Q: How does the quick-release connection work?
A: The push-in quick-release fitting allows you to insert the air tube directly into the fitting without any tools, clamps, or thread sealing. To release, simply press the collet ring and pull the tube out. This design makes installation and reconfiguration fast and simple.
Q: What is the maximum pressure this valve can handle?
A: This pneumatic ball hand valve is rated for a maximum operating pressure of less than 850 kPa. Always ensure your system pressure stays within this limit for safe and reliable operation.
Q: Is the valve body made of metal or plastic?
A: The valve body is made from copper, offering excellent durability, corrosion resistance, and long-term reliability compared to plastic alternatives — making it well-suited for demanding pneumatic applications.
Details
This product is crafted with quality materials to ensure durability and performance. Designed with your convenience in mind, it seamlessly fits into your everyday life.
Shipping & Returns
We strive to process and ship all orders in a timely manner, working diligently to ensure that your items are on their way to you as soon as possible.
We are committed to ensuring a positive shopping experience for all our customers. If for any reason you wish to return an item, we invite you to reach out to our team for assistance, and we will evaluate every return request with care and consideration.