Cast iron piston compressor VWK550-4-0/90P Power consumption 3 kW, suction capacity 550 l/min, pressure 10 bar, air receiver 90 l, voltage 400/50 V/Hz

Code: VWK550-4-0/90P
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vgk530 100
€1 470,58 / pcs €1 215,36 excl. VAT
up to 14 days
Delivery to:
19.05.2026
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The VWK550-4.0/90P reciprocating compressor with a cast iron three-cylinder unit and a 90 litre vertical air chamber delivers 4 HP, 10 bar pressure and an effective displacement of 440 l/min, making it the ideal solution for professional workshops, garages and industrial plants with limited space. Three-phase power supply (400 V) ensures stable operation and efficient filling of the air tank. The 90 l vertical air nozzle saves floor space but still provides sufficient air supply for continuous work. The low speed (~1,200 rpm) ensures quieter operation, lower vibration and longer machine life. The ideal choice for facilities with limited space that need a powerful compressor!

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Product detailed description

Vertical Piston Compressor Walter VWK550-4.0/90P is a high-performance solution designed for operations requiring a significant volume of compressed air but having limited floor space. With a three-cylinder cast iron unit and a vertical 90-liter air receiver, this machine offers the stability and power of an industrial compressor in a space-saving design.

Three-Cylinder Power on a Vertical Base

The VWK550 model utilizes a unique three-cylinder arrangement, ensuring smoother operation and more efficient cooling than typical two-cylinder models, which is crucial at an intake capacity of 550 l/min.

1️⃣ Top-Tier GK Series Construction

Three-Cylinder Cast Iron Unit (3W) – The robust cylinder construction guarantees excellent thermal resistance and long service life, even during demanding work cycles.
Low Operating Speed (1,202 rpm) – The Low RPM slow-speed technology significantly reduces noise and mechanical wear of internal components.

2️⃣ Innovations in Filtration and Protection

Steel Filters with Metal Mesh – New intake inserts with a protective mesh guarantee top-tier air purity for the unit. The steel cover protects the filter from damage during workshop handling.
Reinforced piston group – More precise manufacturing and modernized seals reduce oil ingress into the air and increase overall compression efficiency.

Vertikální tříválcový kompresor Walter VWK550-4,0/90P s výkonem 3,0 kW

Technical parameters Walter VWK550-4.0/90P (400V)

Suction power 550 l/min
Effective Discharge 440 l/min
Maximum working pressure 10 bars
Air tank volume 90 l (vertical)
Motor power 3.0 kW
Power supply voltage 400 V / 50 Hz
Number of cylinders 3W (cast iron)

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Applications and benefits of the VWK550 model

Thanks to its vertical design and high power of 3.0 kW, it finds application in professional environments:

  • 🔹 Larger car services and paint shops – Sufficient air for powering demanding tools, tyre changers, and paint guns.
  • 🔹 Woodworking and metalworking – Ideal for powering staplers, grinders, and blow-off stations in a small space.
  • 🔹 Assembly lines – Stable air supply for pneumatic presses and automation components.
  • 🔹 Maintenance in limited space – The vertical design allows installation in corners or next to machinery where a horizontal tank would be an obstruction.
Originální náhradní díly a servis pro vertikální kompresory Walter
Valve advises: The VWK550 is a "standing powerhouse". Three cast-iron cylinders mean this machine runs beautifully balanced and doesn't cry for help even under prolonged load. The vertical tank is great – it takes up as much space as a waste bin but delivers 440 liters at the outlet. Just a small tip for maintenance: with vertical tanks, condensation collects at the very bottom, so reach for the valve once a week and drain it, to keep the inside of your 90-liter "tower" clean!

Additional parameters

Category: Compressors for all applications - hobby and industrial
Warranty: 3 years
Compressor type: Piston compressor
Pressure: 10 bars
Suction power: 550 l/min
Displacement: 440 l/min
Pressure vessel volume: 90 L
Design of pressure vessel: Standing
Connecting: Quick coupling DN7.2, Ball valve 1/2"
Motor power: 3.0 kW
Mains voltage: 400/50 V/Hz
Speeds: 1,202 rpm
Number of cylinders: 3
Number of grades: 1 – single-stage compressor
Lubrication: Oleic
Noise: 80dB(A)
Dimensions: 630 x 550 x 130 mm
Weight: 110 kg
Accessories: Pressure regulator, Wheels, Handle, Quick coupler, Ball cock
Engine: Electric
Soundproofed: No
Drive: V-belts
Air dryer: No
Retrieved from: Professional
Development: Stationary

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WALTER Kompressortechnik - Innovative Solutions for Compressors

  • About the company WALTER: WALTER Kompressortechnik is a renowned manufacturer of air compressors and accessories, known for its quality, reliability and innovative technologies. The company focuses on providing highly efficient solutions for various industries.
  • Product portfolio:
    • Screw compressors: we offer a wide range of screw compressors that are designed for maximum energy efficiency and long life. Ideal for high demanding industrial applications.
    • Reciprocating compressors: these compressors are robust and reliable, suitable for smaller applications and workshops where high flexibility and low running costs are required.
    • Mobile compressors: lightweight and easily portable compressors that allow easy use in a variety of locations, ideal for construction and field work.
    • Scroll and special compressors: provide quiet operation and are suitable for specific applications requiring minimal vibration and noise.
  • Innovation and quality: WALTER emphasizes continuous development and improvement of its products to ensure maximum customer satisfaction. Their compressors are equipped with advanced technologies to optimise performance and save energy.
  • Customer support and service: the company offers comprehensive service, including installation, maintenance and diagnostics, ensuring the long-term reliability and efficiency of their equipment.

WALTER Kompressortechnik - Špičkové Kompresory pro Průmyslové AplikaceObjevte vysoce kvalitní vzduchové kompresory od WALTER Kompressortechnik. Nabízíme šroubové, pístové, mobilní a speciální kompresory navržené pro maximální účinnost a spolehlivost. Ideální řešení pro průmyslové i menší dílenské aplikace. Využijte moderní technologie pro úsporu energie a dlouhou životnost. Navštivte naši stránku pro více informací o našich produktech a profesionální servisní podpoře.