Cast iron piston compressor WK900-7-5/270P input power 5.5 kW, suction power 900 l/min, pressure 10 bar, air receiver 270 l, voltage 400/50 V/Hz

Code: WK900-7-5/270P
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WK 900 7 5 270 kompresor waůter pistovy vzduch tlak press air
€2 419,04 / pcs €1 999,21 excl. VAT
Stock (1 pcs)
Delivery to:
30.04.2026
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The WK900-7.5/270P reciprocating compressor with a cast iron three-cylinder unit and 270 litre air receiver delivers 7.5 HP, 10 bar pressure and an effective displacement of 740 l/min, making it the ideal solution for industrial plants, garages and applications with high air requirements. The three-phase power supply (400 V) ensures stable operation and efficient filling of the airbox. The 270 litre airbox provides a large air supply for continuous operation without frequent motor switching. The low speed (~900 rpm) contributes to quieter operation, less vibration and longer machine life. Powerful compressor with large air chamber for professional use!

Detailed information

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Product detailed description

Walter WK900-7.5/270P – Industrial workhorse with top performance

The Walter WK900-7.5/270P is a high-performance piston compressor equipped with a massive 270-litre air receiver. Thanks to its three-cylinder cast-iron unit and a suction capacity of 900 l/min, it provides unwavering stability even in demanding industrial operations. It is the ideal solution where you need a large air supply without compromising the machine's lifespan.

This model stands out primarily for its robustness. The low unit speed (~900 rpm) means not only lower noise levels but, more importantly, slower wear of all mechanical parts. If you are looking for a machine that can handle long working shifts in an auto repair shop or on a production line, the WK900 is the clear choice.

  • Three-cylinder cast-iron unit: Maximum durability and efficient heat dissipation for a long service life.
  • Large air receiver: 270 litres ensures the motor doesn't switch on unnecessarily often.
  • Stable three-phase power: The 5.5 kW motor can handle even peak loads.
  • High output: With an effective output of 740 l/min, it can easily power multiple workstations simultaneously.
Průmyslový pístový kompresor Walter WK900-7,5/270P s tříválcovým agregátem

Technical specifications Walter WK900-7.5/270P

Motor power 5.5 kW (7.5 HP)
Suction power 900 l/min
Effective Discharge 740 l/min
Maximum pressure 10 bars
Air tank volume 270 litres
Power supply 400 V
Number of cylinders/stages 3 / 1
Unit speed ~900 rpm
Weight ~170 kg

Technological innovations for higher reliability

The modernized WK 900 unit is not just about performance, but about the details that make a difference in service costs:

🔹 Metal intake filters: Unlike plastic replacements, steel covers have higher heat resistance and better dampen intake noise.
🔹 Reinforced sealing: More precise manufacturing of pistons and rings reduces oil consumption and increases the tightness of the entire system.

🔹 Effective filtration: A new metal filter insert extends service intervals and ensures cleaner air right at the intake.
🔹 Robust chassis: Despite weighing 170 kg, the compressor can be easily moved around the workshop thanks to large wheels and a handle.

Where will you best use this model?

  • Large car and tire service centers: Powering impact wrenches, wheel balancers, and tire changers even under maximum load.
  • Medium-sized paint shops: Thanks to the 270l tank and high output, it maintains constant pressure even during extended painting.
  • Mechanical engineering production: Powering a wide range of pneumatic tools and blow-off stations.
  • Sandblasting: Suitable for regular sandblasting of medium-sized parts.

Additional parameters

Category: Compressors for all applications - hobby and industrial
Warranty: 3 years
EAN: 5905122000141
Compressor type: Piston compressor
Pressure: 10 bars
Suction power: 900 l/min
Displacement: 740 l/min
Pressure vessel volume: 270 L
Design of pressure vessel: Lying down
Connecting: Quick coupling DN7.2, Ball valve 1/2"
Motor power: 5.5 kW
Mains voltage: 400/50 V/Hz
Speeds: 902 rpm
Number of cylinders: 3
Number of grades: 1 – single-stage compressor
Lubrication: Oleic
Noise: 80dB(A)
Dimensions: 1650 x 510 x 1150 mm
Weight: 165 kg
Accessories: Pressure regulator, Wheels, Handle, Quick coupler, Ball cock
Engine: Electric
Soundproofed: No
Drive: V-belts
Air dryer: No
Retrieved from: Professional
Development: Mobile
In stock: External warehouse

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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.