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Airflow and pressure at the nozzle, and a head that fits the laser module

The best laser air assist kits for 2026

Air assist blows a stream of air at the point where the laser meets the material, clearing smoke from the beam path, cooling the cut and reducing flare-ups and charring — and on diode lasers it often decides whether a cut goes through. Airflow is published in litres per minute and pressure in its own unit, and the two describe different things: flow clears smoke, pressure pushes molten material out of a deep cut. The nozzle has to fit the laser module or head, and its distance to the lens matters, since a nozzle can also keep smoke off the lens. Flow control lets engraving use a gentle stream and cutting use full air, and some kits switch through the controller automatically. Pump noise is published on some listings and is a real consideration on a home bench. Tubing length decides where the pump can sit. The power supply of the pump — its own adapter or shared — is listed. Air assist does not extract fumes; it pushes them around, and an extraction or filtration setup is still needed. We compare airflow, pressure, nozzle fit, flow control, noise, tubing and power supply.

The parts and materials worth a place on the bench

  1. SCULPFUN nozzle with brass elbow, red acrylic shield, blue air tube, three green O-rings, screws, hex keys and a black band

    SCULPFUN S9 air assist nozzle kit with tube and sealing ring, pump not included

    An official all-metal air assist nozzle from SCULPFUN for S9 and S6 Pro laser modules with the conical shroud, made after October 2021, supplied with an air tube, sealing ring and fittings but no air pump.

    Airflow
    Absent from the listing
    Pressure
    Absent from the listing
    Nozzle fit
    SCULPFUN S9 and S6 Pro modules with the conical shroud, from October 2021; earlier machines not suitable, first and second bullets
    Flow control
    Absent from the listing
    Noise
    Absent from the listing
    Tubing
    Air tube, sealing ring and installation parts included, fifth bullet; the product photograph shows a blue tube, three green O-rings, a red acrylic shield, four screws and two hex keys
    Power supply
    Absent from the listing — no pump included, third and fifth bullets
    Amazon reference
    B0B69D875D (same reference on 6 Amazon marketplaces)
    EAN
    9039089732817
    • A plain cut-off: S9 and S6 Pro modules from October 2021
    • A sealing ring that keeps pump air in and dust off the lens
    • Air pump not included

    Best for: A SCULPFUN S9 or S6 Pro owner with a post-October 2021 module and an air pump already on the bench.

    ≈ $40 / £36 / 35 €
    Check price on Amazon
  2. Twin-head air pump with a ribbed grey body and a brass outlet blowing air downward

    HongKKon Air assist pump 16 W, 30 L/min, with inline flow switch

    A 16 W air assist pump from HongKKon with a copper motor and magnetic levitation piston, giving up to 6.6 gal/min, 30 L/min in the title, at 0.03 MPa, with an inline switch to adjust the flow from zero.

    Airflow
    Up to 6.6 gal/min, first bullet; 30 L/min in the title
    Pressure
    0.03 MPa, first bullet
    Nozzle fit
    Absent from the listing
    Flow control
    Inline switch, 0 to 6.6 gal/min, third bullet
    Noise
    Absent from the listing as a figure — low-noise in the title
    Tubing
    Absent from the listing
    Power supply
    16 W, title and first bullet; voltage not given
    Amazon reference
    B0FQTWRQL7 (same reference on 5 Amazon marketplaces)
    EAN
    0751591604121
    • A pressure figure: 0.03 MPa
    • An inline switch to set the flow from zero
    • No noise figure

    Best for: A diode engraver owner who already has a nozzle on the module and needs a pump with adjustable flow.

    ≈ 44 €
    Check price on Amazon
  3. Creality air pump on a mains cable with inline dial and European plug, with a nozzle, bracket, O-ring, tubes and cable ties

    Creality Air assist pump 6 gal/min with adjustment knob, for Creality laser engravers

    Creality’s air assist pump for its laser engravers, named for the CR-Laser Falcon 10W and most Creality engravers except the Laser 5W, with 6 gal/min of airflow, an adjustment knob and silicone feet, and noise stated at no more than 45 dB.

    Airflow
    6 gal/min, title and first bullet
    Pressure
    Absent from the listing
    Nozzle fit
    CR-Laser Falcon 10W in the title; most Creality laser engravers except the Laser 5W, fourth bullet
    Flow control
    Adjustment knob for different air strengths, fourth bullet
    Noise
    No more than 45 dB stated, with soft silicone feet, third bullet
    Tubing
    Absent from the listing text — the product photograph shows short white tube pieces and a nozzle with a copper elbow
    Power supply
    Absent from the listing text — the product photograph shows a mains cable with a European plug and an inline dial
    Amazon reference
    B0CS6HCKK5 (same reference on 5 Amazon marketplaces)
    EAN
    0198549004792
    • A noise ceiling stated: 45 dB
    • An adjustment knob for the airflow
    • Not for the Creality Laser 5W

    Best for: A Creality CR-Laser Falcon owner adding air assist from the same maker.

    ≈ 76 €
    Check price on Amazon
  4. Silver cylindrical ATOMSTACK pump with a knob, black tube, steel bracket with blue shield and three cone nozzles

    ATOMSTACK Air assist set 10–30 L/min with 2 m tube, for short-glass A10 Pro, X7 Pro, S10 Pro heads

    An air assist set from ATOMSTACK with adjustable 10–30 L/min airflow, 60 dB, a 2 m tube and a quick-release nozzle for A5, A10 Pro, X7 and S10 series engravers, limited to the original short-glass laser head.

    Airflow
    10–30 L/min adjustable, title and first bullet
    Pressure
    Absent from the listing
    Nozzle fit
    A10 Pro, A5 M50 Pro, A5 M50, A5 M40, A5 Pro, A5, X7, X7 Pro, S10 and S10 Pro, original short-glass laser head only; not long-glass models, first and fifth bullets
    Flow control
    Adjustable 10–30 L/min, first bullet
    Noise
    60 dB, third bullet
    Tubing
    2 m tube, title and fourth bullet
    Power supply
    Absent from the listing
    Amazon reference
    B09V361ZC4 (same reference on 5 Amazon marketplaces)
    EAN
    0860013771249
    • A noise figure: 60 dB
    • A 2 m tube for the moving head
    • Not for long-glass laser heads

    Best for: An ATOMSTACK A5, A10 Pro, X7 or S10 owner with the original short-glass head.

    ≈ 110 €
    Check price on Amazon
  5. Grey WOXCKER pump with a red OFF–MAX knob, coiled black tube, red acrylic bracket, black cone nozzle and hex key

    Woxcker Air assist pump 0–30 L/min with rotary switch, nozzle and connector

    A metal air assist pump from Woxcker with 0–30 L/min set by a rotary switch, four rubber feet, and an air assist nozzle, air line connector and mounting tools, for Woxcker JL7 and JL5 and modules from other laser brands.

    Airflow
    0–30 L/min adjustable, title and second bullet
    Pressure
    Adjustable with the rotary switch, third bullet; no figure given
    Nozzle fit
    Air assist nozzle included, third bullet; for Woxcker JL7 and JL5 and most laser modules, with eight other laser engraver brands named, fifth bullet
    Flow control
    Rotary switch for pressure and airflow, third bullet
    Noise
    Absent from the listing as a figure — low noise, fourth bullet
    Tubing
    Air line connector included, third bullet; tube length not given
    Power supply
    Absent from the listing
    Amazon reference
    B0CL4N5TWF (same reference on 6 Amazon marketplaces)
    EAN
    0754932075833
    • A nozzle, connector and mounting tools included with the pump
    • Metal body on four rubber feet
    • No noise, pressure or power figure

    Best for: A diode engraver owner with no air assist at all who wants pump and nozzle together.

    ≈ $110 / £100 / 110 €
    Check price on Amazon

A price quoted in the text of a MakerVerdict page dates from the day that page was written; the live figure beside each product is fetched while you read and replaces it.