Nitrogen & Oxygen Gas Generators

Since 1966, Pneumatech has provided industry-leading compressed air treatment and on-site gas generation solutions to customers across the globe. Our on-site nitrogen and oxygen generators provide you with premium, industrial gas without the cumbersome handling of bottles, cost-efficient, easy and at the purity level required by you.


  help @ashair.co.nz

Scroll to Products

    What's New? What's New?         Case Studies Case Studies         Contact Us Contact Us         Blog Blog       Search Search

Onsite gas generation tailored to your needs

Experience top-notch on-site nitrogen and oxygen generation in New Zealand with our advanced Pneumatech N2 and O2 gas systems. Say goodbye to the hassle of handling gas bottles, enjoy cost-effective solutions, and ensure the purity levels tailored to your specific needs in the industrial sector.

Talk to our team today about nitrogen and oxygen gas generators Talk to our team today about nitrogen and oxygen gas generators

Nitrogen Generators:

 Empower your operations with the intelligent choice of producing nitrogen on-site. Opting for an on-site nitrogen generator in New Zealand is a superior, cost-efficient, and sustainable alternative to traditional gas deliveries. Switch from Liquid Nitrogen to On-Site Generation and Cut Your Operating Cost Down.

Oxygen Generators:

Experience the cutting-edge on-site oxygen generation offered by Pneumatech, a leading air treatment and gas generation expert, proudly presented by Ash Air in New Zealand. Utilizing advanced zeolite technology, our oxygen generators efficiently separate gases, ensuring purity levels of up to 95%. From compressed air applications to critical environments like veterinary clinics and medical facilities, our machines deliver unparalleled performance. Elevate your business with a dependable O2 supply, reduce costs, and enhance operational excellence through Pneumatech's expertise, products, and services. Discover the seamless synergy of cutting-edge oxygen solutions for optimal reliability and efficiency, exclusively offered by Ash Air in New Zealand.

Explore our Industrial Gases Selection

Browse our online catalogue and discover Pneumatech Nitrogen and Oxygen Generators  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.

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.

Sub Categories

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.

Sub Categories

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 1/8 BSP 1/4 TUBE FEMALE HOSE TAIL | PN: 2070402

Brass Fitting 1/8 BSP 1/4 TUBE FEMALE HOSE TAIL | PN: 2070402

$6.03 NZD exc.
$6.93 NZD inc.

IN STOCK

Add to Cart Add to Cart
Brass Fitting 3/16 HOSE JOINER | PN: 20503

Brass Fitting 3/16 HOSE JOINER | PN: 20503

$6.03 NZD exc.
$6.93 NZD inc.

IN STOCK

Add to Cart Add to Cart
Brass Fitting 3/8 - 1/4 REDUCING NIPPLE | PN: 33240604

Brass Fitting 3/8 - 1/4 REDUCING NIPPLE | PN: 33240604

$6.03 NZD exc.
$6.93 NZD inc.

IN STOCK

Add to Cart Add to Cart
Push In Fitting RM010812 8MM 1/4 BSP MALE CONNECTOR | PN: KQ2H08-02NS

Push In Fitting RM010812 8MM 1/4 BSP MALE CONNECTOR | PN: KQ2H08-02NS

$5.97 NZD exc.
$6.87 NZD inc.

IN STOCK

Add to Cart Add to Cart
Push In Fitting RM090612 6MM X 1/4 BSP MALE ELBOW | PN: KQ2L06-02NS

Push In Fitting RM090612 6MM X 1/4 BSP MALE ELBOW | PN: KQ2L06-02NS

$5.97 NZD exc.
$6.87 NZD inc.

IN STOCK

Add to Cart Add to Cart
Push In Fitting RM0306 6MM UNION ELBOW | PN: KQ2L06-00A

Push In Fitting RM0306 6MM UNION ELBOW | PN: KQ2L06-00A

$5.91 NZD exc.
$6.80 NZD inc.

IN STOCK

Add to Cart Add to Cart
Brass Fitting 1/4 BSP 5/16 TUBE FEMALE HOSE TAIL | PN: 2070504

Brass Fitting 1/4 BSP 5/16 TUBE FEMALE HOSE TAIL | PN: 2070504

$5.80 NZD exc.
$6.67 NZD inc.

IN STOCK

Add to Cart Add to Cart
Brass Fitting 5/16 HOSE JOINER | PN: 20505

Brass Fitting 5/16 HOSE JOINER | PN: 20505

$5.80 NZD exc.
$6.67 NZD inc.

IN STOCK

Add to Cart Add to Cart
Push In Fitting RM010813 8MM 3/8 BSP MALE CONNECTOR | PN: KQ2H08-03NS

Push In Fitting RM010813 8MM 3/8 BSP MALE CONNECTOR | PN: KQ2H08-03NS

$5.53 NZD exc.
$6.36 NZD inc.

IN STOCK

Add to Cart Add to Cart
Push In Fitting RM011012 10MM 1/4 BSP MALE CONNECTOR | PN: KQ2H10-02NS

Push In Fitting RM011012 10MM 1/4 BSP MALE CONNECTOR | PN: KQ2H10-02NS

$5.53 NZD exc.
$6.36 NZD inc.

IN STOCK

Add to Cart Add to Cart
Push In Fitting RM011013 10MM 3/8 BSP MALE CONNECTOR | PN: KQ2H10-03NS

Push In Fitting RM011013 10MM 3/8 BSP MALE CONNECTOR | PN: KQ2H10-03NS

$5.53 NZD exc.
$6.36 NZD inc.

IN STOCK

Add to Cart Add to Cart
Push In Fitting RM0406 6MM STRAIGHT UNION | PN: KQ2H06-00A

Push In Fitting RM0406 6MM STRAIGHT UNION | PN: KQ2H06-00A

$5.53 NZD exc.
$6.36 NZD inc.

IN STOCK

Add to Cart Add to Cart
Push In Fitting RM090811 8MM X 1/8 BSP MALE ELBOW | PN: KQ2L08-01NS

Push In Fitting RM090811 8MM X 1/8 BSP MALE ELBOW | PN: KQ2L08-01NS

$5.53 NZD exc.
$6.36 NZD inc.

IN STOCK

Add to Cart Add to Cart
Brass Fitting 1/4 BSP 1/4 TUBE FEMALE HOSE TAIL | PN: 2070404

Brass Fitting 1/4 BSP 1/4 TUBE FEMALE HOSE TAIL | PN: 2070404

$5.48 NZD exc.
$6.30 NZD inc.

IN STOCK

Add to Cart Add to Cart
Brass Fitting 1/4 HOSE JOINER | PN: 20504

Brass Fitting 1/4 HOSE JOINER | PN: 20504

$5.48 NZD exc.
$6.30 NZD inc.

IN STOCK

Add to Cart Add to Cart
Brass Fitting 3/8 - 1/8 REDUCING NIPPLE | PN: 33240602

Brass Fitting 3/8 - 1/8 REDUCING NIPPLE | PN: 33240602

$5.48 NZD exc.
$6.30 NZD inc.

IN STOCK

Add to Cart Add to Cart
Brass Fitting 3/8 HOSE JOINER | PN: 20506

Brass Fitting 3/8 HOSE JOINER | PN: 20506

$5.48 NZD exc.
$6.30 NZD inc.

IN STOCK

Add to Cart Add to Cart
Push In Fitting RM010611 6MM 1/8 BSP MALE CONNECTOR | PN: KQ2H06-01NS

Push In Fitting RM010611 6MM 1/8 BSP MALE CONNECTOR | PN: KQ2H06-01NS

$5.48 NZD exc.
$6.30 NZD inc.

IN STOCK

Add to Cart Add to Cart
Push In Fitting RM010811 8MM 1/8 BSP MALE CONNECTOR | PN: KQ2H08-01NS

Push In Fitting RM010811 8MM 1/8 BSP MALE CONNECTOR | PN: KQ2H08-01NS

$5.48 NZD exc.
$6.30 NZD inc.

IN STOCK

Add to Cart Add to Cart
Push In Fitting RM090611 6MM X 1/8 BSP MALE ELBOW | PN: KQ2L06-01NS

Push In Fitting RM090611 6MM X 1/8 BSP MALE ELBOW | PN: KQ2L06-01NS

$5.48 NZD exc.
$6.30 NZD inc.

IN STOCK

Add to Cart Add to Cart
Fitting 1/4 M BSP 3/8 HOSE TAIL | PN: A111

Fitting 1/4 M BSP 3/8 HOSE TAIL | PN: A111

$5.42 NZD exc.
$6.23 NZD inc.

IN STOCK

Add to Cart Add to Cart
Fitting MALE ARO 1/4" F BSP | PN: A104-ST

Fitting MALE ARO 1/4" F BSP | PN: A104-ST

$5.42 NZD exc.
$6.23 NZD inc.

IN STOCK

Add to Cart Add to Cart
Fitting MALE ARO 1/4" M BSP | PN: A103-ST

Fitting MALE ARO 1/4" M BSP | PN: A103-ST

$5.42 NZD exc.
$6.23 NZD inc.

IN STOCK

Add to Cart Add to Cart
Fitting MALE ARO 1/8 BSP | PN: A102

Fitting MALE ARO 1/8 BSP | PN: A102

$5.42 NZD exc.
$6.23 NZD inc.

IN STOCK

Add to Cart Add to Cart
Fitting MALE ARO 3/8 HOSE TAIL | PN: A107

Fitting MALE ARO 3/8 HOSE TAIL | PN: A107

$5.42 NZD exc.
$6.23 NZD inc.

IN STOCK

Add to Cart Add to Cart
Brass Fitting 1/4 - 1/4 BSP SOCKET | PN: 330004

Brass Fitting 1/4 - 1/4 BSP SOCKET | PN: 330004

$5.27 NZD exc.
$6.06 NZD inc.

IN STOCK

Add to Cart Add to Cart
Brass Fitting 1/4 - 1/8 REDUCING NIPPLE | PN: 33240402

Brass Fitting 1/4 - 1/8 REDUCING NIPPLE | PN: 33240402

$5.27 NZD exc.
$6.06 NZD inc.

IN STOCK

Add to Cart Add to Cart
Brass Fitting 1/8 X 1-1/2 BARREL NIPPLE | PN: 33270201.5

Brass Fitting 1/8 X 1-1/2 BARREL NIPPLE | PN: 33270201.5

$5.27 NZD exc.
$6.06 NZD inc.

IN STOCK

Add to Cart Add to Cart
Brass Fitting 3/8 1/8 REDUCING BUSH | PN: 32240602

Brass Fitting 3/8 1/8 REDUCING BUSH | PN: 32240602

$5.27 NZD exc.
$6.06 NZD inc.

IN STOCK

Add to Cart Add to Cart
Brass Fitting 3/8 BSPT HEX NIPPLE | PN: 332506

Brass Fitting 3/8 BSPT HEX NIPPLE | PN: 332506

$5.27 NZD exc.
$6.06 NZD inc.

IN STOCK

Add to Cart Add to Cart
Brass Fitting 1/4 BSP 3/8 TUBE FEMALE HOSE TAIL | PN: 2070604

Brass Fitting 1/4 BSP 3/8 TUBE FEMALE HOSE TAIL | PN: 2070604

$3.84 NZD exc.
$4.42 NZD inc.

IN STOCK

Add to Cart Add to Cart
Brass Fitting 1/4 BSPT HEX NIPPLE | PN: 332504

Brass Fitting 1/4 BSPT HEX NIPPLE | PN: 332504

$3.84 NZD exc.
$4.42 NZD inc.

IN STOCK

Add to Cart Add to Cart
Brass Fitting 3/8 BSPT HEX PLUG | PN: 315206

Brass Fitting 3/8 BSPT HEX PLUG | PN: 315206

$3.30 NZD exc.
$3.79 NZD inc.

IN STOCK

Add to Cart Add to Cart
Brass Fitting 1/8 - 1/8 BSP SOCKET | PN: 330002

Brass Fitting 1/8 - 1/8 BSP SOCKET | PN: 330002

$2.74 NZD exc.
$3.15 NZD inc.

IN STOCK

Add to Cart Add to Cart
Brass Fitting 1/4 1/8 REDUCING BUSH | PN: 32240402

Brass Fitting 1/4 1/8 REDUCING BUSH | PN: 32240402

$2.19 NZD exc.
$2.52 NZD inc.

IN STOCK

Add to Cart Add to Cart
Brass Fitting 1/4 BSPT HEX PLUG | PN: 315204

Brass Fitting 1/4 BSPT HEX PLUG | PN: 315204

$2.19 NZD exc.
$2.52 NZD inc.

IN STOCK

Add to Cart Add to Cart
Brass Fitting 1/8 BSPT HEX NIPPLE | PN: 332502

Brass Fitting 1/8 BSPT HEX NIPPLE | PN: 332502

$2.19 NZD exc.
$2.52 NZD inc.

IN STOCK

Add to Cart Add to Cart
Brass Fitting 1/8 BSPT HEX PLUG | PN: 315202

Brass Fitting 1/8 BSPT HEX PLUG | PN: 315202

$1.64 NZD exc.
$1.89 NZD inc.

IN STOCK

Add to Cart Add to Cart
15 M Retractable Hose AR-400

15 M Retractable Hose AR-400

Product Enquiry Product Enquiry
AIRnet Aluminium Piping System: Designed to Perform! AIRnet saves you 70% on installation time vs. traditional piping systems

AIRnet Aluminium Piping System: Designed to Perform! AIRnet saves you 70% on installation time vs. traditional piping systems

Product Enquiry Product Enquiry
ALUP ALLEGRO 110 Oil Injected Screw Compressor with Variable Speed Drive

ALUP ALLEGRO 110 Oil Injected Screw Compressor with Variable Speed Drive

Product Enquiry Product Enquiry
ALUP ALLEGRO 132 Oil Injected Screw Compressor with Variable Speed Drive

ALUP ALLEGRO 132 Oil Injected Screw Compressor with Variable Speed Drive

Product Enquiry Product Enquiry
ALUP ALLEGRO 160 Oil Injected Screw Compressor with Variable Speed Drive

ALUP ALLEGRO 160 Oil Injected Screw Compressor with Variable Speed Drive

Product Enquiry Product Enquiry
ALUP ALLEGRO 200 Oil Injected Screw Compressor with Variable Speed Drive

ALUP ALLEGRO 200 Oil Injected Screw Compressor with Variable Speed Drive

Product Enquiry Product Enquiry
ALUP ALLEGRO 250 Oil Injected Screw Compressor with Variable Speed Drive

ALUP ALLEGRO 250 Oil Injected Screw Compressor with Variable Speed Drive

Product Enquiry Product Enquiry
ALUP ALLEGRO 45 Oil Injected Screw Compressor with Variable Speed Drive

ALUP ALLEGRO 45 Oil Injected Screw Compressor with Variable Speed Drive

Product Enquiry Product Enquiry
ALUP ALLEGRO 55 Oil Injected Screw Compressor with Variable Speed Drive

ALUP ALLEGRO 55 Oil Injected Screw Compressor with Variable Speed Drive

Product Enquiry Product Enquiry
ALUP ALLEGRO 75 Oil Injected Screw Compressor with Variable Speed Drive

ALUP ALLEGRO 75 Oil Injected Screw Compressor with Variable Speed Drive

Product Enquiry Product Enquiry
ALUP ALLEGRO 76 Oil Injected Screw Compressor with Variable Speed Drive

ALUP ALLEGRO 76 Oil Injected Screw Compressor with Variable Speed Drive

Product Enquiry Product Enquiry
ALUP ALLEGRO 90 Oil Injected Screw Compressor with Variable Speed Drive

ALUP ALLEGRO 90 Oil Injected Screw Compressor with Variable Speed Drive

Product Enquiry Product Enquiry
ALUP Evoluto 45 Screw Compressor with Variable Speed Drive! Our most innovative and energy efficient compressor to date

ALUP Evoluto 45 Screw Compressor with Variable Speed Drive! Our most innovative and energy efficient compressor to date

Product Enquiry Product Enquiry
ALUP Evoluto 55 Oil Injected Screw Compressor with Variable Speed Drive

ALUP Evoluto 55 Oil Injected Screw Compressor with Variable Speed Drive

Product Enquiry Product Enquiry
ALUP Evoluto 75 Oil Injected Screw Compressor with Variable Speed Drive

ALUP Evoluto 75 Oil Injected Screw Compressor with Variable Speed Drive

Product Enquiry Product Enquiry
ALUP HLCA 10500 Piston Compressor | Cast Iron, 10 hp, 500 L (3-Phase)

ALUP HLCA 10500 Piston Compressor | Cast Iron, 10 hp, 500 L (3-Phase)

Product Enquiry Product Enquiry
ALUP HLCA 6270 Piston Compressor | Cast Iron, 5.5 hp, 270 L (3-Phase)

ALUP HLCA 6270 Piston Compressor | Cast Iron, 5.5 hp, 270 L (3-Phase)

Product Enquiry Product Enquiry
ALUP HLCA 8270 Piston Compressor | Cast Iron, 7.5 hp, 270 L (3-Phase)

ALUP HLCA 8270 Piston Compressor | Cast Iron, 7.5 hp, 270 L (3-Phase)

Product Enquiry Product Enquiry
ALUP LARGO 110 Oil Injected Screw Compressor

ALUP LARGO 110 Oil Injected Screw Compressor

Product Enquiry Product Enquiry
ALUP LARGO 45 Oil Injected Screw Compressor

ALUP LARGO 45 Oil Injected Screw Compressor

Product Enquiry Product Enquiry
ALUP LARGO 55 Oil Injected Screw Compressor

ALUP LARGO 55 Oil Injected Screw Compressor

Product Enquiry Product Enquiry
ALUP LARGO 75 Oil Injected Screw Compressor

ALUP LARGO 75 Oil Injected Screw Compressor

Product Enquiry Product Enquiry


Our Resources

We're committed to offering our customers an extensive range of knowledge-based resources to support you at every stage of your journey. Whether you're just starting your research or making your final purchasing decision, Ash Air is here to support you. 


Contact Us Contact Us Ash Air Expert Corner Blog Ash Air Expert Corner Blog Our News and Stories Our News and Stories

Read our blog


Choosing the right assist gas in laser cutting: nitrogen or oxygen


Controlling your nitrogen purity made easy


How is Nitrogen Used in the Coffee Industry?


Our customers say...



"At Fisher & Paykel Appliances, compressed air and vacuum systems are an important part of our operations. Ash Air understands our needs and can solve our problems very swiftly. They have maintained our systems to a high standard. The service and support from Ash Air over the years has proven to be reliable, professional and genuine. They are highly skilled real people and we are happy to be working with them."

Shane Farrington Engineering Manager, Fisher & Paykel Appliances



"Ash Air has been pivotal in assisting Air New Zealand Engineering in our energy saving efforts. They provide us with constant improvement programs that include high quality equipment & service, Air Quality Testing, Leak Detection & Repairs and point of use improvements. Air New Zealand Engineering do our best in servicing large jet airframes and Ash Air has always been there to support our compressed air efficiency requirements." 
Harvey Roberts Senior Facilities Manager Property & Infrastructure, Auckland Jet Base, Air New Zealand Engineering

Get a quote today

Get in touch with the team


Ask for an estimate Ask for an estimate

Need service or support?

Get in touch with our technicians


Book a service Book a service

Discover our work

Browse our case studies


Our work Our work

Brands we proudly work with