VB450 UNLOADER VALVE
Code: 1975
Product detailed description
The VB450 ULTRA-HIGH FLOW UNLOADER VALVE – 300 BAR / 450 L/MIN is a heavy-duty bypass valve engineered for the most demanding high-pressure water systems. Capable of handling flow rates up to 450 liters per minute and pressures reaching 300 bar, this valve is specifically designed for intensive industrial operations where both high pressure and high volume are critical.
Its superior performance makes it ideal for applications such as surface preparation, descaling, and heavy-duty cleaning in steel mills and other high-demand industrial environments. The VB450 ensures precise pressure regulation and system protection, even under continuous operation in harsh conditions.
Built to integrate seamlessly with high-capacity pump systems, this valve is a key component in setups used across the metal processing, mining, and industrial manufacturing sectors, where reliability, durability, and performance are non-negotiable.
Applications:
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Steel mill cleaning and descaling
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Industrial surface preparation
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High-pressure cleaning in mining and metallurgy
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Large-scale industrial washdown systems
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Stationary cleaning systems requiring ultra-high water throughput
With its unmatched flow capacity and pressure handling, the VB450 is tailored for critical operations where standard valves are insufficient for the task.
Additional parameters
| Category: | Unloader valves |
|---|---|
| Max pressure (bar): | 200 |
| Max flow rate (l/min): | 250 |
| Body: | Brass |
| Inlet: | G 1" 1/4 F |
| Outlet: | G 1" 1/4 F |
| By-pass: | G 1" 1/2 F |
P.A. (PA SpA): Professional High-Pressure Cleaning Components for Car Wash and Industry
Umytec offers products from P.A. SpA, an Italian manufacturer specializing in high-pressure cleaning accessories for car wash systems, industrial cleaning, and professional washing applications. Founded in 1982 in Rubiera, Italy, P.A. is one of the leading European producers of components for pressure washer systems.
The company is known for its fully Made in Italy production and strong vertical integration, controlling key stages of manufacturing to ensure consistent quality, precision, and reliability across its entire product range.
Main product range
P.A. SpA provides a wide portfolio of professional components for high-pressure systems:
- high-pressure spray guns and trigger systems
- lances and extension wands
- pressure regulation and unloader valves
- rotating nozzles and tank cleaning systems
- foamers and chemical injection systems
- quick couplings and swivel connectors
- pressure switches and safety accessories
- car wash system components
Applications
Products from P.A. SpA are widely used in:
- self-service and automatic car washes
- professional pressure washers
- industrial cleaning systems
- food and pharmaceutical industries
- construction and manufacturing
- sewer and drainage cleaning systems
Quality and manufacturing
P.A. emphasizes in-house production, CNC machining, and strict quality control across all components. The company operates fully in Italy and is recognized for durable, high-performance parts designed for intensive professional use.