Liquid Ring Vacuum Pumps

We offer Atlas Copco LRP VSD+ intelligent liquid ring vacuum offers superior vacuum performance and connectivity. It provides optimum energy efficiency along with low operational and maintenance costs. Its ease of use, integration into existing processes and centralization capabilities make this a truly unique liquid ring vacuum pump.


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Engineered systems to suit your needs

Contact us today to find out more about our range of liquid ring pumps.

Explore our Liquid Ring Vacuum Pump Selection

Browse our online catalogue and discover Atlas Copco Vacuum liquid ring vacuum pump products for sale in New Zealand. We're excited to offer only the best on the market in NZ. Get in touch today and learn why Ash Air have over 40 years in the business, with thousands of happy customers throughout the country.

Talk to our team today about liquid ring vacuum pumps Talk to our team today about liquid ring vacuum pumps

Twin Variable Speed Drives

1st VSD for vacuum set point control to maintain and match required vacuum levels. 2nd VSD regulates the water circulation pump, offering you optimized water flow and stable vacuum levels

Plug and Play

Cleverly engineered in a smart design the LRP VSD+ series is enclosed under a strong canopy offering a sleek and ergonomic look with the HMI, inlet, outlet and main cable connections located on top of the canopy

Smart monitoring and remote controllability

Atlas Copco’s HEX@GRID central controller allows you to monitor, control and optimize the performance of multiple LRP VSD+ vacuum pumps simultaneously

Anti - Seizure Prevention algorithm

A safe operation that prevents the LRP VSD+ vacuum pump from seizure after a prolonged period of inactivity

Online Shop

Shop online for quality air compressors, fittings, air tools, air regulators, pressure switches, and maintenance kits for NZ businesses and DIYers. Hassle-free, secure payment with Afterpay, nationwide delivery.

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Air Compressors & Treatment

From powerful rotary screw compressors to reliable piston air compressors, we offer a comprehensive range. Explore top-quality air compressors and treatment solutions in New Zealand with Alup and Chicago Pneumatic. Enhance your compressed air system with our refrigerated and desiccant air dryers. Trust us for sales and service of premium air compressors in NZ.

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Vacuum Pumps & Blowers

The team at Ash Air has an extensive range of top quality vacuum pumps and equipment, including rotary vane pumps, liquid ring pumps, claw pumps and screw pumps that are low maintenance, energy-efficient, reliable, affordable and hard working.

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Nitrogen & Oxygen Gas Generators

Our nitrogen gas generators offer excellent all-in-one solutions, with technologically-advanced systems, are very convenient, space saving and easy to install. Our nitrogen generators have impressive control and monitoring capabilities with very reliable purity settings and long-lasting membrane technology.

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Pneumatech PH 90 - 690 HE Extruded Profile Heatless Adsorption Dryers

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Pneumatech PMNG Series - Membrane Nitrogen Generator

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Pneumatech PPNG 1-12 High Pressure Nitrogen Skids HE

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PPOG 1-120 PSA Oxygen Generators

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SpiralAIR SPR 20 Multi Oil-free (8 bar version)

SpiralAIR SPR 20 Multi Oil-free (8 bar version)

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SpiralAIR SPR 8 Oil-free (8 bar version)

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SprialAIR Scroll Compressors SPR 2-30 Series

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WISAIR 20V - 75V Oil-Free Screw Compressor - Inverter Version

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WISAIR 40 - 75 Oil-Free Screw Compressor - Fixed Speed Version

WISAIR 40 - 75 Oil-Free Screw Compressor - Fixed Speed Version

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Chicago Pneumatic CPM 5.5 Oil Injected Screw Compressor with 200L Receiver + Dryer

Chicago Pneumatic CPM 5.5 Oil Injected Screw Compressor with 200L Receiver + Dryer

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Atlas Copco GHS VSD+ Oil Sealed Rotary Screw Vacuum Pump | 1402 - 2002 VSD+ Series

Atlas Copco GHS VSD+ Oil Sealed Rotary Screw Vacuum Pump | 1402 - 2002 VSD+ Series

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Chicago Pneumatic CPM 9 M Oil Injected Screw Compressor with 200L Receiver + Dryer

Chicago Pneumatic CPM 9 M Oil Injected Screw Compressor with 200L Receiver + Dryer

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Atlas Copco GHS VSD+ Oil Sealed Rotary Screw Vacuum Pump | 3800 - 5400 VSD+ Series

Atlas Copco GHS VSD+ Oil Sealed Rotary Screw Vacuum Pump | 3800 - 5400 VSD+ Series

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Chicago Pneumatic CPA 10 Oil Injected Screw Compressor with 270L Receiver + Dryer (8 bar version)

Chicago Pneumatic CPA 10 Oil Injected Screw Compressor with 270L Receiver + Dryer (8 bar version)

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Chicago Pneumatic CPA 15 Oil Injected Screw Compressor with 270L Receiver + Dryer (8 bar version)

Chicago Pneumatic CPA 15 Oil Injected Screw Compressor with 270L Receiver + Dryer (8 bar version)

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Chicago Pneumatic CPA 20 Oil Injected Screw Compressor with 500L Receiver + Dryer (8 bar version)

Chicago Pneumatic CPA 20 Oil Injected Screw Compressor with 500L Receiver + Dryer (8 bar version)

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Chicago Pneumatic CPBg 29 Oil Injected Screw Compressor | 7.5, 8.5, 10, 13 bar versions available

Chicago Pneumatic CPBg 29 Oil Injected Screw Compressor | 7.5, 8.5, 10, 13 bar versions available

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Chicago Pneumatic CPBg 40 Oil Injected Screw Compressor | 7.5, 8.5, 10, 13 bar versions available

Chicago Pneumatic CPBg 40 Oil Injected Screw Compressor | 7.5, 8.5, 10, 13 bar versions available

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CPBg 50 Oil Injected Screw Compressor | 7.5, 8.5, 10, 13 bar versions avaliable

CPBg 50 Oil Injected Screw Compressor | 7.5, 8.5, 10, 13 bar versions avaliable

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Learn more about Vacuum Pumpsʉۼ


LRP VSD+series - Intelligent liquid ring vacuum pumps

The LRP VSD+ intelligent liquid ring vacuum offers superior vacuum performance and connectivity. It provides optimum energy efficiency along with low operational and maintenance costs. Its ease of use, integration into existing processes and centralization capabilities make this a truly unique liquid ring vacuum pump.

With a small footprint, the LRP VSD+ is delivered in a single neat enclosure. The noise containing canopy significantly reduces noise pollution in the immediate working environment with an operating noise level in the range of 65 dB(a).

AWS, AWD & AWL series - Suitable for a wide range of applications

The new AW series of standard liquid ring vacuum packages are perfect for use in humid, dusty and dirty environments commonly found in industrial processes. The pumps, which have a simple and study design, reliably deliver vacuum to a whole range of industries including food & beverage, dairy, mining, chemicals, oil, steel, cement, plastics, textiles and food processing. Liquid ring pumps are equipped with a fixed blade impeller located eccentrically within a cylindrical casing. The AW liquid ring vacuum pumps are available for both single and two stage pumps.


Liquid ring vacuum pumps deliver sustainable productivity in the harshest environments including:

  • Mining
  • Brick extrusion
  • Automotive industry
  • Cement and allied products
  • Chemical industries
  • Food processing
  • General manufacturing
  • Metalwork industries
  • Paper and allied products
  • Petroleum industries
  • Oil and gas
  • Plastics