Mastercool R410A Nylon-Barrier Hose Set (5/16 SAE) is built for modern digital manifolds and high-pressure refrigerants like R410A/R32. Grade-5 construction, low-permeation barrier, and knurled brass nuts make installs quick and clean no dramas on site.

Key Features & Trade Benefits

• 5/16 SAE ends for R410A service ports plug straight into most split-system ports used on R410A/R32. Benefit: instant compatibility with digital manifolds.
• Grade-5, nylon-barrier hose low permeation and high pressure capability. Benefit: less refrigerant loss and tighter jobs.
• 8-segment crimp ferrules secure, long-life joints. Benefit: durability when hoses get tossed in the ute.
• Knurled brass nuts easy finger-tightening. Benefit: quicker set-up in tight spaces.
• 56bar working / 280bar burst (nylon barrier) ready for high-pressure work. Benefit: confidence on scorching roof decks.
• Meets typical EPA/SAE/UL requirements built for trade compliance (e.g., UL1963, SAEJ2196). Benefit: helps your paperwork stack up.

Why This Product Matters

R410A/R32 jobs can be fiddly when your manifold set isnt matching the 5/16 ports. These Mastercool hoses bridge the gap so youre testing and charging in minutes. A tech in Melbourne told us swapping to nylon-barrier 5/16 hoses cut their nuisance leaks bloody ripper when youre chasing a vacuum in summer.

Need the manifold to match? Check out our Fieldpiece SM480V Digital Manifold.

Pro Tip

Many digital manifolds use 1/4 ports while the system service ports are 5/16. If youre mixing gear, add a 1/4F 5/16M adapter at the manifold end too easy.

Compatibility & System Info

• Variants include 5/165/16 and 1/45/16 SAE flare ends; lengths typically 90cm and 150cm (sets of 3).
• Suitable for high-pressure refrigerants incl. R410A & R32.
• Complement with 5/16 Kwik-Couplers for faster, low-loss connections.

Local Jobsite Context (AU)

From tight ceiling spaces in Sydney to mid-day roof work in Perth, low-permeation barrier hoses mean fewer top-ups and tidier results fair dinkum value for busy crews.

Whats Included

• Set of 3 hoses (Blue/Red/Yellow) choose your length/ends

Specifications

Specs & compliance per Mastercool and HVAC Shop product pages.

Warranty & Returns

Covered by our standard warranty against manufacturing defects. If somethings not right, get in touch and well sort it fast. Change-of-mind returns are accepted within policy timeframes when unused and in resalable condition.

FAQs

Will these hoses make my manifold R410A-ready?

Yes the 5/16 ends match common R410A/R32 service ports, and nylon-barrier construction suits higher pressures. Check your manifold ports; use a 1/4F5/16M adapter if needed.

Are they suitable for A2L refrigerants like R32?

Yes Mastercool specifies these for high-pressure refrigerants including R32 (A2L). Always follow site safety and your SWMS.

What length should I choose?

90cm for tight indoor work; 150cm for rooftop or awkward access where extra reach helps keep the manifold safe.

Related Products

• Fieldpiece SM480V Digital Manifold helpful if youre upgrading to a full wireless manifold.
• Imperial 5/16 Kwik-Coupler makes connect/disconnect quicker and reduces losses.
• C&D 1/4F 5/16M Adapter handy when your manifold is 1/4.

For Australian licensing and rules on handling scheduled refrigerants, see the Australian Government: Refrigerants.