Proportional Control Valve DN1 – 1000 Bar
Motorised Proportional Valve | DN1-1000
The AUSYFLUX DN1 proportional control valve is designed for ultra-high pressure applications requiring precise, stable and repeatable flow control.
With a pressure capability up to 1000 bar, this compact motorised proportional valve delivers accurate regulation across the full operating range, making it ideal for specialist gas systems, test rigs and high-pressure process applications.
Why choose the AUSYFLUX DN1 proportional valve?
→ Pressure range up to 1000 bar
→ Precise proportional control (0–100%)
→ Stepper motor driven actuator
→ Control signal 4–20mA or 0–10V
→ Stainless steel body construction
→ Compact design (approx. 500g)
→ Suitable for aggressive and technical media
→ Free UK delivery available
Precise proportional flow control
This valve provides continuous modulation rather than simple open/close operation.
→ Smooth progressive opening eliminates pressure shock
→ Stable flow control across full range
→ Low pressure loss design
→ High repeatability for consistent performance
The datasheet confirms full proportional adjustment with low hysteresis (2.5%), high sensitivity (0.5%), and repeatability of 1%
Ultra high pressure capability – up to 1000 bar
Designed for demanding systems, the DN1 model supports:
→ Pressure range: 0 to 1000 bar
→ Suitable for high-pressure gas and fluid control
→ Ideal for test environments and specialist applications
This level of pressure capability is rare in compact proportional valves, making it a strong choice for advanced engineering systems.
Key technical specifications
→ Nominal size: DN0–1
→ Kv flow: up to 0.5
→ Pressure range: 0–1000 bar
→ Port connection: 1/4" G (NPT optional)
→ Body material: stainless steel
→ Weight: approx. 500g
→ Mounting: any position
Electrical and control details
→ Motor type: stepper motor
→ Supply voltage: 24V DC (12V optional)
→ Control signal: 4–20mA / 0–10V
→ Adjustment range: 0–100%
This makes the valve suitable for integration into automated systems, PLC control and industrial process environments.
Media compatibility
Suitable for a wide range of media:
→ Air
→ Water
→ Fuels
→ Hydrogen
→ Nitrogen
The valve is designed for adaptability across different fluids, pressures and flow conditions
Temperature and operating limits
→ Media temperature: up to 100°C
→ Ambient temperature: -20°C to +60°C
→ Max viscosity: 40 cSt
Typical applications
→ High pressure gas systems
→ Hydrogen control systems
→ Test and calibration rigs
→ Precision flow control
→ Laboratory and R&D systems
→ Industrial automation
Compact high-performance proportional valve
Despite its small size, the AUSYFLUX DN1 valve delivers:
→ Extremely high pressure capability
→ Accurate proportional control
→ Strong and durable sealing
→ Reliable long-term operation
This makes it ideal where space is limited but performance cannot be compromised.
Need help selecting the right proportional valve?
Our technical team can assist with:
→ Valve sizing
→ Pressure and flow requirements
→ Control signal compatibility
→ Media suitability
Contact us for expert advice on selecting the correct proportional control valve for your application.
Email Technical Team Call +44 (0)1454 334 990
PROPORTIONAL CONTROL VALVE COMPARISON TABLE
| Model | DN Range | Max Pressure | Flow (Kv) | Port Size | Weight | Best Use |
|---|---|---|---|---|---|---|
| DN1 | 0–1 | 1000 bar | up to 0.5 | 1/4" | 0.5 kg | Ultra high pressure, low flow, test systems |
| DN6 | 0–6 | 416 bar | up to 5 | 1/4" | 0.5 kg | General industrial control |
| DN12 | 0–12 | 416 bar | up to 30 | 3/8"–1/2" | 0.8 kg | Higher flow systems |
| DN12 | 12 | 200 bar | 30 L/min | 1/2" | 5.0 kg | High pressure 4-20mA / 0-10V process control |
| DN20 | 0–20 | 416 bar | up to 30 | 3/4" | 3.0 kg | Maximum flow (compact range) |
| DN25 | 25 | 200 bar | High (process level) | Flanged / industrial | ~32 kg | Process systems / heavy duty |
| DN40 | 40 | 200 bar | Very high | Flanged / industrial | ~35 kg | High flow + system control |