Automatic Nitrogen Filling Machine for DCP Fire Extinguishers
Product Overview
This automatic nitrogen filling machine is purpose-built for charging dry chemical powder (DCP) fire extinguishers with nitrogen gas quickly and accurately. Designed for safety and operational efficiency, it features an advanced control system to ensure precise pressure filling while preventing overcharging.
The machine’s durable construction, high-quality components, and user-friendly interface make it suitable for both large-scale manufacturing facilities and service workshops. With safety valves, pressure gauges, and automated shut-off, it ensures reliable performance while meeting fire equipment servicing standards.
Specifications
| Specification | Detail |
|---|---|
| Application | Nitrogen filling for DCP fire extinguishers |
| Filling Medium | Compressed nitrogen gas |
| Filling Pressure Range | Adjustable, typically 0–2.5 MPa |
| Accuracy | High precision with automatic shut-off |
| Control System | Digital or PLC-based control panel |
| Safety Features | Overpressure protection, emergency stop, pressure gauge |
| Power Supply | 220 V / 50–60 Hz |
| Structure Material | Heavy-duty steel with corrosion-resistant coating |
| Machine Dimensions | Compact floor-standing design |
| Weight | Approx. 80–120 kg |
Key Features
- Automatic pressure control for consistent nitrogen filling
- Adjustable filling pressure for different extinguisher sizes
- Overpressure protection for enhanced operational safety
- Heavy-duty construction for industrial use
- User-friendly interface for quick operation and minimal training
- Suitable for both production lines and service workshops
Applications
- Fire extinguisher manufacturing plants
- Fire equipment servicing and maintenance centers
- Industrial facilities requiring in-house extinguisher refilling
- Safety equipment suppliers offering refill services



















