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Air Couplers, Plugs & Connectors – Quick-Connect Pneumatic Fittings (NZ)

Premium Air Hose Couplers & Connectors for Compressors & Pneumatic Tools

Find a complete range of high-quality air couplers, plugs, connectors and manifolds for workshop, automotive and industrial compressed air systems. Our fittings deliver secure, leak-resistant connections that make changing tools, hoses and accessories fast and reliable.


Shop by Type

Quick-Connect Air Couplers

Air couplers are essential for fast reconnection and disconnection of air hoses and tools — saving time and preventing air loss. Designed for compatibility with standard ARO and Hi-Flo style compressed air fittings.

  • ARO couplers (1/4″ female/male threads)

  • Hi-Flo couplers for enhanced airflow

  • Hose tail couplers for direct air line attachment

  • Manifold couplers to split a single air supply

 

Air Plugs & Connectors

Connectors and plugs provide the male or female interface between hoses and couplers or tools. We stock durable plugs to suit:

  • 1/4″ male and female threads

  • 3/8″ and larger sizes for heavier-duty lines

  • Hi-Flo options for high-airflow systems

Why Choose Our Air Fittings

  • Reliable Quick-Connect Performance — secure locking for fast tool changes.

  • Wide Compatibility — works with most standard pneumatic tools and compressors.

  • Built-for-Use in NZ Workshops — suitable for trade, industrial and automotive use.

  • Durable Construction — engineered for long life and repeated use.


Featured Air Coupler & Connector Products

  • RTC Air Coupler 1/4″F – ARO — basic quick-connect coupler (great value).

  • RTC Air Coupler 10mm Hose Tail – ARO — fits directly to hose.

  • RTC Air Safety Coupler 1/4″F (Aro) — safer connection with built-in shutoff.

  • NKC Hi-Flo 1/4″F Air Coupler — higher airflow option.

  • NKC Hi-Flo Quick-Touch Coupler — easy one-touch connect/disconnect.

  • NKC 2-Pass Hi-Flo Manifold Coupler — splits air supply to serve two tools.

  • Air Plugs (various sizes) — male/female BSP threads.


Air Coupler Buying Guide (NZ)

What to look for when choosing couplers & connectors
✔ Thread size & type – match hose and tool threads for a leak-free connection.
✔ Flow rating – Hi-Flo fittings improve performance on high-demand tools.
✔ Safety features – some couplers include automatic shut-off to prevent accidental air loss.

Quick tips:

  • For general workshop use, 1/4″ BSP options are most common.

  • In automotive or industrial settings, choose Hi-Flo or safety-rated couplers.

  • Ensure plugs and couplers are from reputable brands to reduce leaks and wear over time.


Fast NZ Shipping & Support

We offer reliable delivery across New Zealand and expert advice if you’re unsure which air fitting suits your compressor or tool setup best.

24 of 47 Items
  • RTC 022 Series Aro Style Air Coupler 1/4 inch BSP Female Aro 210 profile air fitting interchange rtc Air Coupler 1/4"F rtc Coupler 1/4"F

    RTC Air Coupler 1/4"F - Aro

    RTC Air Coupler 1/4" BSP Female - Aro 210 Style Reliable, High-Flow Air Connection The RTC 014 series coupler is a professional-grade air fitting designed for the "Aro" (210) profile. Featuring a 1/4" BSP female thread, this coupler offers a secure,...

    $12.00 ex GST
  • RTC 014 Series Air Coupler 1/4 inch Male BSP Thread rtc Air Coupler 1/4"M - Aro rtc Air Coupler 1/4"M - Aro rtc Coupler 1/4"M

    RTC Air Coupler 1/4"M - Aro

    RTC Air Coupler 1/4" Male BSP - Aro 210 Profile High-Performance Fitting for Professional Air Systems The RTC 014 series male coupler is a high-flow, industrial-strength fitting designed for the "Aro" (210) profile. Featuring a 1/4" Male BSP thread,...

    $13.00 ex GST
  • RTC 014 Series Aro Style Air Coupler with 10mm Hose Barb 10mm hose tail connection detail for pneumatic air hose rtc Air Coupler 10mm hose tail rtc Coupler 10mm hose tail

    RTC Air Coupler 10mm hose tail - Aro

    RTC Air Coupler with 10mm Hose Tail - Aro 210 Profile Direct-to-Hose Professional Connection The RTC 014 series hose tail coupler is designed for workshops that require a permanent, high-security connection directly to a 10mm (3/8") internal diameter...

    $13.00 ex GST
  • RTC 2-Way Twin Outlet Air Manifold with Aro 210 Couplers Dual air line setup using an RTC twin outlet splitter rtc Air Twin outlet manifold - Aro rtc twin outlet manifold

    RTC Air Twin outlet manifold Coupler- Aro

    RTC Twin Outlet Air Manifold - Professional 2-Way Splitter Double Your Productivity from a Single Air Line Tired of constantly swapping tools? The RTC Twin Outlet Manifold is the industrial-grade solution for splitting a single air supply into two...

    $38.00 ex GST
  • RTC Hi-Flo 022 Series Air Coupler 1/4 inch BSP Female ARO High-flow ARO profile air fitting rtc Air Aro coupler 1/4"F (Higher Flow) rtc Air Aro coupler 1/4"F (Higher Flow)

    RTC Air Coupler 1/4"F - Aro (Higher Flow)

    RTC Aro Higher Flow Air Coupler - 1/4" BSP Female Thread Maximize Airflow with the Aro 210 Professional Series The RTC 022 "Higher Flow" coupler is designed for workshops that demand peak performance from their pneumatic tools. While fully...

    $18.00 ex GST
  • RTC 022 Series Higher Flow Aro 210 Air Coupler 1/4 inch Male BSP Aro 210 profile air fitting rtc Air coupler 1/4"M - Aro (Higher Flow) rtc Air coupler 1/4"M - Aro (Higher Flow)

    RTC Air Coupler 1/4"M - Aro (Higher Flow)

    RTC Aro Higher Flow Air Coupler - 1/4" BSP Male Professional Grade High-Volume Air Supply Maximize your workshop efficiency with the RTC 022 "Higher Flow" series. While fully interchangeable with the standard Aro 210 profile found across New Zealand,...

    $18.00 ex GST
  • RTC 022 Series Higher Flow Aro Air Coupler with 10mm Hose Barb Difference between Aro 210 Higher Flow and standard air couplers rtc Air Coupler 10mm hose tail - Aro (Higher Flow) rtc Air Coupler 10mm hose tail - Aro (Higher Flow)

    RTC Air Coupler 10mm hose tail - Aro (Higher Flow)

    RTC Aro Higher Flow Air Coupler - 10mm Hose Tail Maximize Air Volume with the Higher Flow Aro Series The RTC 022 "Higher Flow" series is the professional upgrade for NZ's most popular air profile. While fully compatible with standard Aro 210 style...

    $19.00 ex GST
  • RTC 022-S Series Aro Profile Safety Vented Air Coupler 1/4 Female Mechanism of a 2-stage safety air coupler preventing hose whip RTC Safety coupler 1/4"F (aro) RTC Safety coupler 1/4"F (aro) RTC Safety coupler 1/4"F (aro)

    RTC Air Safety Coupler 1/4"F (Aro)

    RTC Safety Air Coupler - 1/4" BSP Female (Aro 210 Profile) Eliminate Hose Whip and Improve Workshop Safety The RTC 022-S Safety Coupler is the ultimate professional choice for a secure, ISO 4414 compliant work environment. Designed for the standard NZ...

    $48.00 ex GST
  • RTC 022 Series Aro 210 Air Plug 1/4 inch Male BSP Close-up of Aro 210 profile air tool plug for identification RTC plug male 1/4"M (Aro) RTC plug male 1/4"M (Aro)

    RTC Air Plug male 1/4"M (Aro)

    RTC Air Plug 1/4" Male BSP - Aro 210 Profile Industrial Grade Air Tool Fitting for Professional Use The RTC 022-M air plug is the industrial standard for New Zealand workshops. Designed to the Aro 210 profile, this male-threaded plug is most commonly...

    $2.50 ex GST
  • RTC 022 Series Aro 210 Air Plug 1/4 inch Female BSP Aro 210 female air plug installed on a pneumatic impact wrench RTC Plug female 1/4"F (Aro) RTC Plug female 1/4"F (Aro)

    RTC Air Plug female 1/4"F (Aro)

    RTC Air Plug 1/4" Female BSP - Aro 210 Profile Industrial Grade Tool-Side Air Connection The RTC 022-F air plug is the professional choice for standardizing your air tool fleet in New Zealand. Designed to the universal Aro 210 profile, this...

    $2.80 ex GST
  • RTC 022 Series Aro 210 Air Plug with 10mm Hose Tail Barb 10mm air hose tail fitting dimensions for Aro 210 profile RTC Plug hose tail 10mm (Aro) RTC Plug hose tail 10mm (Aro)

    RTC Air Plug hose tail 10mm (Aro)

    RTC Air Plug 10mm Hose Tail - Aro 210 Profile Industrial Direct-to-Hose Connection Standardize your air lines with the RTC 022-H "Aro" profile plug. This 10mm (3/8") Hose Tail fitting is designed for a permanent, high-security connection directly into...

    $2.80 ex GST
  • RTC 022 Series Aro 210 Air Plug with 8mm Hose Tail Barb 8mm hose barb air fitting for pneumatic tool hose repair RTC Plug hose tail 8mm (Aro) RTC Plug hose tail 8mm (Aro)

    RTC Air Plug hose tail 8mm (Aro)

    RTC Air Plug 8mm Hose Tail - Aro 210 Profile The Professional Standard for 8mm Pneumatic Lines Standardize your workshop with the RTC 022-H "Aro" profile plug. This 8mm (5/16") Hose Tail fitting is specifically engineered for a secure, direct-to-hose...

    $2.80 ex GST
  • RTC 022 Series Aro 210 Air Plug with 6mm Hose Tail Barb Comparison of 6mm vs 10mm air hose tail fittings for tool ergonomics RTC Plug hose tail 6mm (Aro) RTC Plug hose tail 6mm (Aro)

    RTC Air Plug hose tail 6mm (Aro)

    RTC Air Plug 6mm Hose Tail - Aro 210 Profile Lightweight & Ergonomic Air Tool Connection Maximize tool maneuverability with the RTC 022-H "Aro" profile plug. This 6mm (1/4") Hose Tail fitting is the professional's choice for lightweight air lines...

    $2.80 ex GST
  • RTC 022 Series Aro 210 Profile Air Plug with 3/8 inch Male BSP Thread Difference between 1/4 and 3/8 inch Aro profile air tool plugs RTC plug male 1/4"M (Aro) RTC plug male 3/8"M (Aro)

    RTC Air Plug male 3/8"M (Aro)

    RTC Air Plug - 3/8" Male BSP (Aro 210 Profile) Heavy-Duty Pneumatic Connection for High-Flow Tools The RTC 3/8" Male Aro Plug is engineered for industrial environments where standard 1/4" fittings create a bottleneck. Featuring a larger 3/8" BSP...

    $3.75 ex GST
  • RTC 022 Series Aro 210 Profile Air Plug with 1/8 inch Male BSP Thread 1/8 inch Aro profile air plugs RTC plug male 1/8"M (Aro) RTC plug male 1/8"M (Aro)

    RTC Air Plug male 1/8"M (Aro)

    RTC Air Plug - 1/8" Male BSP (Aro 210 Profile) Specialized Compact Connection for Aro Systems The RTC 1/8" Male Aro Plug is a high-precision fitting designed for applications where space is limited or flow requirements are specialized. Manufactured to...

    $2.50 ex GST
  • NKC NL22SF Hi-Flo Air Coupler 1/4 inch BSP Female Japanese Quality High Flow Euro Profile Air Fitting Interchange Guide NL22SF NKC 1/4"F Coupler Hi-Flo

    NKC 1/4"F Air Coupler Hi-Flo Y-NL22SF

    NKC Hi-Flo Air Coupler - 1/4" BSP Female (NL22SF) Industrial Japanese Engineering for Maximum Airflow The NKC NL22SF is a premium, high-performance air coupler manufactured in Japan by Yoshida Mfg. Co. Designed for high-demand industrial environments,...

    $20.00 ex GST
  • NKC NL23SF Hi-Flo Air Coupler 3/8 inch BSP Female - Made in Japan Hi-Flo Euro Profile connection detail for NKC NL series couplers NKC 3/8"F Coupler Hi-Flo

    NKC 3/8"F Air Coupler Hi-Flo Y-NL23SF

    NKC Hi-Flo Air Coupler - 3/8" BSP Female (NL23SF) Maximum Volume for High-Demand Pneumatic Systems The NKC NL23SF is a premium, large-bore air coupler engineered in Japan by Yoshida Mfg. Co. This "Hi-Flo" Nitto-profile coupler features a 3/8" BSP...

    $20.00 ex GST
  • NKC NL23SH 3/8 inch Hi-Flo Air Hose Tail Coupler NKC 3/8" Hose Tail coupler Hi-Flo NKC 3/8" Hose Tail coupler Hi-Flo

    NKC 3/8" Air Hose Tail Coupler Hi-Flo Y-NL23SH

      NKC 3/8" Air Hose Tail Coupler Hi-Flo (NL23SH)   Product Overview The NKC NL23SH is a professional-grade 3/8" Air Hose Tail Coupler engineered for high-demand workshop environments. As part of the Hi-Flo series, it is designed to...

    $22.00 ex GST
  • NKC Y-YNL23SF 3/8 inch Female BSP Hi-Flo Quick Touch Air Coupler Made in Japan NKC 3/8"F Coupler Hi-Flo Quick Touch NKC 3/8"F Coupler Hi-Flo Quick Touch NKC 3/8"F Coupler Hi-Flo Quick Touch

    NKC 3/8"F Air Coupler Hi-Flo Quick Touch Y-YNL23SF

      NKC 3/8" F Air Coupler Hi-Flo Quick Touch (Y-YNL23SF)   Product Overview The NKC Y-YNL23SF is a high-performance 3/8" Female BSP air coupler part of the prestigious Hi-Flo Quick Touch series. Precision-engineered in Japan by Yoshida Mfg...

    $27.00 ex GST
  • NKC Y-YNLP2 2-Pass Air Manifold with Hi-Flo Quick Touch Couplers - Japan Made NKC 2 Pass Manifold Hi-Flo NKC 2 Pass Manifold Hi-Flo

    NKC 2 Pass Air Manifold Hi-Flo Coupler Y-YNLP2

      NKC 2-Pass Air Manifold with Hi-Flo Couplers (Y-YNLP2)   Boost Productivity with High-Flow Dual Air Distribution The NKC Y-YNLP2 is a professional-grade 2-pass air manifold designed for high-demand workshop environments. By utilizing...

    $70.00 ex GST
  • NKC Y-NL22PM 1/4 inch Male BSP Hi-Flo Air Plug - Made in Japan NKC 1/4"M Plug Hi-Flo NKC 1/4"M Plug Hi-Flo

    NKC 1/4"M Air Plug Hi-Flo Y-NL22PM

      NKC 1/4" M Air Plug Hi-Flo (Y-NL22PM) High-Performance Air Tool Connectivity The NKC Y-NL22PM is a 1/4" Male BSP Hi-Flo air plug, precision-engineered in Japan for industrial use. As a critical component in your pneumatic setup, this plug...

    $4.80 ex GST
  • NKC Y-NL23PM 3/8 inch Male BSP Hi-Flo Air Plug - Professional Grade Japan Made NKC 3/8"M Plug Hi-Flo NKC 3/8"M Plug Hi-Flo

    NKC 3/8"M Air Plug Hi-Flo Y-NL23PM

      NKC 3/8" M Air Plug Hi-Flo (Y-NL23PM) High-Volume Airflow for Industrial Tools The NKC Y-NL23PM is a 3/8" Male BSP Hi-Flo air plug, engineered in Japan for high-performance pneumatic systems. This plug is specifically designed for tools that...

    $6.50 ex GST
24 of 47 Items