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Nuna does not sell this seat on Amazon. See its own site for photos.

Nuna PIPA aire rx infant car seat

An infant car seat with one mode: rear-facing infant 4 to 30 lb, 16 to 30 in.

At a glance

  • Fits children from 4 to 30 lb
  • Up to 30 in tall
  • Rear-facing infant only
  • Load leg
  • Seat weighs 6.2 lb
  • 17.5 in wide
  • Certified for aircraft use
Not sold on Amazon

Nuna lists this seat on its US site. Buy from Nuna or an authorized retailer, and confirm the exact model number before you buy.

Nuna product page (opens in a new tab) Manual (PDF, opens in a new tab)

Specifications checked against Nuna’s US site and manual on . Not hands-on tested. How I research

Who the PIPA aire rx infant car seat fits

This seat covers one stage. Check the date label on the shell before using a hand-me-down; every seat has an expiry.

Rear-facing infant4 to 30 lb · 16 to 30 in
The child faces the back of the car, which keeps the head, neck and spine supported in a frontal crash. Keep this mode as long as the child fits it.
A parent lifting a newborn beside an empty rear-facing infant car seat

What are the PIPA aire rx infant car seat weight, height and age limits?

Nuna PIPA aire rx infant car seat limits by mode
ModeChild weightChild heightMinimum ageConditions
Rear-facing infant4 to 30 lb16 to 30 inNot publishedRear-facing only; used with or without base

A child must meet every limit for the mode they use. The labels on your seat and its manual are the final word.

PIPA aire rx infant car seat specifications

Seat weight
6.2 lb
Width
17.5 in
Depth
27.25 in
Height
23 in
Usable life
See the date label on the seat
Aircraft use
Certified for aircraft (see manual for which modes)
Seat weight note
6.2 lbs without canopy and inserts; canopy and inserts approx. 2.2 lb
Headrest positions
3
Included base
PIPA RELX base

How the PIPA aire rx infant car seat installs

Rigid LATCH
Rigid LATCH base (True lock). Rigid connectors click straight onto the vehicle's lower anchor bars, which removes the strap slack that causes loose installs.
Harness
5-point harness. Check the harness height at each growth spurt: at or below the shoulders rear-facing, at or above them forward-facing.

Every install is a fit between one seat and one vehicle. Read both manuals, and use a free inspection station if anything is unclear.

An empty car seat installed on a back seat, seen through an open car door

Will it fit your car?

At 17.5 in at its widest, this seat is one of the narrower ones in its class and is a candidate for three across in many mid-size cars. It weighs 6.2 lb, which matters if you will move it between cars or carry it through an airport.

  • Check your vehicle manual for lower anchor positions and any head-restraint rules.
  • Rear-facing seats need front-seat room: try the install behind the driver before you commit.
  • Certified for aircraft use, so it can travel as a seat rather than checked baggage.

What features does the PIPA aire rx infant car seat have?

  • PIPA RELX base included
  • Rigid LATCH base (True lock)
  • Load leg with crumple zone (stability leg on base)
  • Baseless install with vehicle belt
  • Side impact protection
  • 3-position headrest
  • 5-point harness

Colors listed in the US

Biscotti, Brushstroke Dot, Caviar, Cedar, Droplet Dot, Edgehill, Granite, LoveShackFancy, Pewter, Pine, Polished, Sterling.

Is the PIPA aire rx infant car seat recalled?

No campaign in the current NHTSA child-restraint data names this model family, and I have not run a separate review for it. Check your seat’s model number and date of manufacture before use.

NHTSA recall search · Recent car seat recalls

Before you buy

  1. Weigh and measure your child. The limits above are the manufacturer’s, and a child has to meet all of them for the mode they will use.
  2. Confirm the exact version. Colors, retail exclusives and model numbers change limits more often than you would expect; Nuna lists 12 colors of this seat.
  3. Read the manual before you buy, not after. It is linked above and holds the fit rules, the install methods and the expiry.
  4. Check recalls by model number and date of manufacture, and register the seat with Nuna so you hear about the next one.

Sources

Other Nuna infant car seats

ModelTop child weightSeat weightWidthUsable life
PIPA aire rx infant car seat (this seat)30 lb6.2 lb17.5 in—
PIPA aire infant car seat30 lb6 lb17.5 in—
PIPA rx infant car seat30 lb7.6 lb17.5 in—
PIPA urbn infant car seat30 lb7 lb17.5 in—

Other infant seats whose published weight and height limits overlap the PIPA aire rx infant car seat.