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.

Sub Categories

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.

Sub Categories

Brass Fitting 1/2 EQUAL TEE | PN: 20308

Brass Fitting 1/2 EQUAL TEE | PN: 20308

$40.30 NZD exc.
$46.34 NZD inc.

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3 in 1 Tyre Inflator 1/4 " | 3 Function Tyre Pressure Gauge | PN: AA-6000A

3 in 1 Tyre Inflator 1/4 " | 3 Function Tyre Pressure Gauge | PN: AA-6000A

$37.23 NZD exc.
$42.81 NZD inc.

IN STOCK

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CP7111 Chisel for Air Hammer

CP7111 Chisel for Air Hammer

From $34.38 NZD exc.
$39.54 NZD inc.

IN STOCK

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EMAX Spiral Hose 1/4" BSP Ends (5X8 MM, 6 MTR) | PN: AA-5806

EMAX Spiral Hose 1/4" BSP Ends (5X8 MM, 6 MTR) | PN: AA-5806

$32.51 NZD exc.
$37.39 NZD inc.

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Brass Fitting 3/8 BSP FEMALE TEE | PN: 370006

Brass Fitting 3/8 BSP FEMALE TEE | PN: 370006

$28.52 NZD exc.
$32.80 NZD inc.

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Push In Fitting BFC 6 1/8 6MM X 1/8M BSP BANJO FLOW CONTROL | PN: AS2201F-01-06SA

Push In Fitting BFC 6 1/8 6MM X 1/8M BSP BANJO FLOW CONTROL | PN: AS2201F-01-06SA

$27.92 NZD exc.
$32.11 NZD inc.

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PIT Tools Air Blower Duster Gun 30cm | PN: HBB-30

PIT Tools Air Blower Duster Gun 30cm | PN: HBB-30

$26.28 NZD exc.
$30.22 NZD inc.

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Brass Fitting 3/4 HOSE JOINER | PN: 20512

Brass Fitting 3/4 HOSE JOINER | PN: 20512

$25.19 NZD exc.
$28.97 NZD inc.

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EMAX Air Blow Gun Kit | PN: AA-3020K

EMAX Air Blow Gun Kit | PN: AA-3020K

$21.41 NZD exc.
$24.62 NZD inc.

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PIT Tools Air Blower Duster Gun | PN: HBB-12

PIT Tools Air Blower Duster Gun | PN: HBB-12

$21.41 NZD exc.
$24.62 NZD inc.

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Brass Fitting 3/4 - 1/4 REDUCING NIPPLE | PN: 332401204

Brass Fitting 3/4 - 1/4 REDUCING NIPPLE | PN: 332401204

$20.92 NZD exc.
$24.06 NZD inc.

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Brass Fitting 3/4 - 1/2 REDUCING NIPPLE | PN: 332401208

Brass Fitting 3/4 - 1/2 REDUCING NIPPLE | PN: 332401208

$17.00 NZD exc.
$19.55 NZD inc.

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Brass Fitting 3/4 - 3/8 REDUCING NIPPLE | PN: 332401206

Brass Fitting 3/4 - 3/8 REDUCING NIPPLE | PN: 332401206

$17.00 NZD exc.
$19.55 NZD inc.

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Brass Fitting 3/4 BSPT HEX NIPPLE | PN: 332512

Brass Fitting 3/4 BSPT HEX NIPPLE | PN: 332512

$17.00 NZD exc.
$19.55 NZD inc.

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Fitting FEMALE ARO COUPLING NITO STYLE 1/4" BSP FEMALE THREAD | PN: SF20SC

Fitting FEMALE ARO COUPLING NITO STYLE 1/4" BSP FEMALE THREAD | PN: SF20SC

$16.20 NZD exc.
$18.63 NZD inc.

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Fitting 1/2 BSP HIGH FLOW MALE ARO COUPLER | PN: A118

Fitting 1/2 BSP HIGH FLOW MALE ARO COUPLER | PN: A118

$14.21 NZD exc.
$16.34 NZD inc.

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Fitting 1/2 BSP HIGH FLOW MALE ARO COUPLER | PN: A119

Fitting 1/2 BSP HIGH FLOW MALE ARO COUPLER | PN: A119

$14.21 NZD exc.
$16.34 NZD inc.

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PIT Tools Air Dust Gun (DG-4) | PN: MAT890052

PIT Tools Air Dust Gun (DG-4) | PN: MAT890052

$13.14 NZD exc.
$15.11 NZD inc.

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Fitting 1/2 HOSE HIGH FLOW MALE ARO COUPLER | PN: A120

Fitting 1/2 HOSE HIGH FLOW MALE ARO COUPLER | PN: A120

$13.10 NZD exc.
$15.06 NZD inc.

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Fitting 1/2 BSP X 1/2 HOSE MALE HOSE TAIL | PN: A121

Fitting 1/2 BSP X 1/2 HOSE MALE HOSE TAIL | PN: A121

$11.97 NZD exc.
$13.77 NZD inc.

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Brass Fitting 3/4 3/8 REDUCING BUSH | PN: 32241206

Brass Fitting 3/4 3/8 REDUCING BUSH | PN: 32241206

$11.30 NZD exc.
$12.99 NZD inc.

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Brass Fitting 3/4 BSPT HEX PLUG | PN: 3152012

Brass Fitting 3/4 BSPT HEX PLUG | PN: 3152012

$11.30 NZD exc.
$12.99 NZD inc.

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Brass Fitting 1/2 - 1/2 BSP SOCKET | PN: 330008

Brass Fitting 1/2 - 1/2 BSP SOCKET | PN: 330008

$11.19 NZD exc.
$12.87 NZD inc.

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Brass Fitting 1/4 X 3 BARREL NIPPLE | PN: 33270403

Brass Fitting 1/4 X 3 BARREL NIPPLE | PN: 33270403

$11.19 NZD exc.
$12.87 NZD inc.

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Brass Fitting 3/4 1/2 REDUCING BUSH | PN: 32241208

Brass Fitting 3/4 1/2 REDUCING BUSH | PN: 32241208

$11.19 NZD exc.
$12.87 NZD inc.

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Brass Fitting 3/4 1/4 REDUCING BUSH | PN: 32241204

Brass Fitting 3/4 1/4 REDUCING BUSH | PN: 32241204

$11.19 NZD exc.
$12.87 NZD inc.

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Fitting NITO STYLE MALE 3/8 HOSE TAIL | PN: A115

Fitting NITO STYLE MALE 3/8 HOSE TAIL | PN: A115

$10.73 NZD exc.
$12.34 NZD inc.

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Push In Fitting - PM1206E 6MM BULKHEAD UNION | PN: KQ2E06-00N

Push In Fitting - PM1206E 6MM BULKHEAD UNION | PN: KQ2E06-00N

$10.68 NZD exc.
$12.28 NZD inc.

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Fitting 3/8 BSP NITO STYLE MALE | PN: A113

Fitting 3/8 BSP NITO STYLE MALE | PN: A113

$9.50 NZD exc.
$10.92 NZD inc.

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Fitting 3/8 F BSP NITO STYLE MALE | PN: A114

Fitting 3/8 F BSP NITO STYLE MALE | PN: A114

$9.50 NZD exc.
$10.92 NZD inc.

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Brass Fitting 1/2 - 3/8 REDUCING NIPPLE | PN: 33240806

Brass Fitting 1/2 - 3/8 REDUCING NIPPLE | PN: 33240806

$9.31 NZD exc.
$10.71 NZD inc.

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Brass Fitting 1/4 x 1/2 BARREL NIPPLE | PN: 33270402.5

Brass Fitting 1/4 x 1/2 BARREL NIPPLE | PN: 33270402.5

$9.31 NZD exc.
$10.71 NZD inc.

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Brass Fitting 3/8 BSP 3/8 TUBE FEMALE HOSE TAIL | PN: 2070606

Brass Fitting 3/8 BSP 3/8 TUBE FEMALE HOSE TAIL | PN: 2070606

$9.31 NZD exc.
$10.71 NZD inc.

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Push In Fitting RPM2308 8MM Y UNION | PN: KQ2U08-00A

Push In Fitting RPM2308 8MM Y UNION | PN: KQ2U08-00A

$8.71 NZD exc.
$10.02 NZD inc.

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Brass Fitting 1/2 1/8 REDUCING BUSH | PN: 32240802

Brass Fitting 1/2 1/8 REDUCING BUSH | PN: 32240802

$8.22 NZD exc.
$9.45 NZD inc.

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Brass Fitting 1/4 BSP 1/2 TUBE FEMALE HOSE TAIL | PN: 2070804

Brass Fitting 1/4 BSP 1/2 TUBE FEMALE HOSE TAIL | PN: 2070804

$8.22 NZD exc.
$9.45 NZD inc.

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Brass Fitting 1/4 x 2 BARREL NIPPLE | PN: 33270402

Brass Fitting 1/4 x 2 BARREL NIPPLE | PN: 33270402

$8.22 NZD exc.
$9.45 NZD inc.

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Brass Fitting 1/8 X 1/2 BARREL NIPPLE | PN: 33270202

Brass Fitting 1/8 X 1/2 BARREL NIPPLE | PN: 33270202

$8.22 NZD exc.
$9.45 NZD inc.

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Brass Fitting 1/8 X 2.1/2 BARREL NIPPLE | PN: 33270202.5

Brass Fitting 1/8 X 2.1/2 BARREL NIPPLE | PN: 33270202.5

$8.22 NZD exc.
$9.45 NZD inc.

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Brass Fitting 3/8 - 3/8 BSP SOCKET | PN: 330006

Brass Fitting 3/8 - 3/8 BSP SOCKET | PN: 330006

$8.22 NZD exc.
$9.45 NZD inc.

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Brass Fitting 1/2 - 1/4 REDUCING NIPPLE | PN: 33240804

Brass Fitting 1/2 - 1/4 REDUCING NIPPLE | PN: 33240804

$8.21 NZD exc.
$9.44 NZD inc.

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Brass Fitting 1/2 HOSE JOINER | PN: 20508

Brass Fitting 1/2 HOSE JOINER | PN: 20508

$8.21 NZD exc.
$9.44 NZD inc.

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Brass Fitting 5/8 HOSE JOINER | PN: 20510

Brass Fitting 5/8 HOSE JOINER | PN: 20510

$8.21 NZD exc.
$9.44 NZD inc.

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Push In Fitting RM091013 10MM X 3/8 BSP MALE ELBOW | PN: KQ2L10-03NS

Push In Fitting RM091013 10MM X 3/8 BSP MALE ELBOW | PN: KQ2L10-03NS

$8.16 NZD exc.
$9.38 NZD inc.

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Push In Fitting RM091014 10MM X 1/2 BSP MALE ELBOW | PN: KQ2L10-04NS

Push In Fitting RM091014 10MM X 1/2 BSP MALE ELBOW | PN: KQ2L10-04NS

$8.16 NZD exc.
$9.38 NZD inc.

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Brass Fitting 1/2 BSPT HEX NIPPLE | PN: 332508

Brass Fitting 1/2 BSPT HEX NIPPLE | PN: 332508

$7.71 NZD exc.
$8.87 NZD inc.

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Brass Fitting 1/8 X 3 Brass Fitting 1/8 X 1-1/2 BARREL NIPPLE  | PN: 33270203

Brass Fitting 1/8 X 3 Brass Fitting 1/8 X 1-1/2 BARREL NIPPLE | PN: 33270203

$7.67 NZD exc.
$8.82 NZD inc.

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Push In Fitting RM0410 10MM STRAIGHT UNION | PN: KQ2H10-00A

Push In Fitting RM0410 10MM STRAIGHT UNION | PN: KQ2H10-00A

$7.61 NZD exc.
$8.75 NZD inc.

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Push In Fitting RM090813 8MM X 3/8 BSP MALE ELBOW | PN: KQ2L08-03NS

Push In Fitting RM090813 8MM X 3/8 BSP MALE ELBOW | PN: KQ2L08-03NS

$7.61 NZD exc.
$8.75 NZD inc.

IN STOCK

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Push In Fitting RM091012N 10MM X 1/4 BSP MALE ELBOW | PN: KQ2L10-02NS

Push In Fitting RM091012N 10MM X 1/4 BSP MALE ELBOW | PN: KQ2L10-02NS

$7.61 NZD exc.
$8.75 NZD inc.

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Push In Fitting RPM2306E 6MM Y UNION | PN: KQ2U06-00A

Push In Fitting RPM2306E 6MM Y UNION | PN: KQ2U06-00A

$7.61 NZD exc.
$8.75 NZD inc.

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Push In Fitting RM0206E 6MM UNION TEE | PN: KQ2T06-00A

Push In Fitting RM0206E 6MM UNION TEE | PN: KQ2T06-00A

$7.45 NZD exc.
$8.57 NZD inc.

IN STOCK

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Fitting 1/4 F BSP NITO STYLE MALE | PN: A112B

Fitting 1/4 F BSP NITO STYLE MALE | PN: A112B

$7.14 NZD exc.
$8.21 NZD inc.

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Brass Fitting 1/2 - 1/8 REDUCING NIPPLE | PN: 33240802

Brass Fitting 1/2 - 1/8 REDUCING NIPPLE | PN: 33240802

$7.00 NZD exc.
$8.05 NZD inc.

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Brass Fitting 1/4 x 1/2 BARREL NIPPLE | PN: 33270401.5

Brass Fitting 1/4 x 1/2 BARREL NIPPLE | PN: 33270401.5

$7.00 NZD exc.
$8.05 NZD inc.

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Push In Fitting RM011014 10MM 1/2 BSP MALE CONNECTOR | PN: KQ2H10-04NS

Push In Fitting RM011014 10MM 1/2 BSP MALE CONNECTOR | PN: KQ2H10-04NS

$6.73 NZD exc.
$7.74 NZD inc.

IN STOCK

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Push In Fitting RM0308 8MM UNION ELBOW | PN: KQ2L08-00A

Push In Fitting RM0308 8MM UNION ELBOW | PN: KQ2L08-00A

$6.73 NZD exc.
$7.74 NZD inc.

IN STOCK

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Brass Fitting 1/2 1/4 REDUCING BUSH | PN: 32240804

Brass Fitting 1/2 1/4 REDUCING BUSH | PN: 32240804

$6.03 NZD exc.
$6.93 NZD inc.

IN STOCK

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Brass Fitting 1/2 3/8 REDUCING BUSH | PN: 32240806

Brass Fitting 1/2 3/8 REDUCING BUSH | PN: 32240806

$6.03 NZD exc.
$6.93 NZD inc.

IN STOCK

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Brass Fitting 1/2 BSPT HEX PLUG | PN: 315208

Brass Fitting 1/2 BSPT HEX PLUG | PN: 315208

$6.03 NZD exc.
$6.93 NZD inc.

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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