AirSep Freestyle 5 (Pulse Flow)

AirSep Freestyle 5 is the latest Pulse Flow Portable in AirSep’s product line. The 2.8kg POC can be carried on shoulder or back and provides flow upto 5 pulse setting.

What you would like about Airsep Freestyle 5:

  • FAA approved – Can be used in airplane
  • User friendly power panel
  • Massive battery backup - upto 7 hours along with the optional airbelt (battery belt)
  • Backpack harness
  • Most sensitive pulse trigger in market
  • Success of predecessor Freestyle 3

What you won’t:

  • Not so light to carry especially for old people
  • No continuous flow option available
  • Alarm type is difficult to recognize

Size:

10.7” H x 6.6” W x 4.4” D

Much smaller than the POCs which have continuous flow option available but quite similar in size to other Pulse Flow only Portable Oxygen Concentrators (POCs).

Oxygen Concentrator Flow-meter

AirSep Freestyle 5’ size relative to iPhone 5s.

Weight

Unit: 2.8 kg.

Optional AirBelt: 800 grams.

The POC is wearable and can be carried like a sling bag – some heavier concentrators are comparatively easy to carry because of the cart they come with.

Oxygen Concentrator types

Oxygen Purity

Company claims: 90% (-3% / +5.5%) in operating range.

Power Panel

Freestyle 5 has a very user friendly power panel especially for not-so tech savvy old patients.

The POC starts just by pressing the desired flow button and turns off by pressing the same button again.

Oxygen Concentrator types

Battery

2 options:

  • Internal Battery
  • AirBelt (Optional Battery Belt)
Airsep Freestyle 5 Battery Duration Chart
Pulse Setting Internal Battery Battery Belt (Optional) Total Duration
1 Pulse Setting 3 hours 4 hours 7 hours
2 Pulse Setting 2.5 hours 2 hours 4.5 hours
3 Pulse Setting 2 hours 1.5 hours 3.5 hours
4 Pulse Setting 1.75 hours 1.25 hours 3 hours
5 Pulse Setting 1 hour 1 hour 2 hours

Internal Battery

AirSep Freestyle 5 has a non-removable internal battery. The battery duration varies from 1 hour to 3 hours depending on the pulse setting chosen.

The POC has a built in charge indicator which shows the battery status, the 4 LEDs flash to display the status of battery in 25% increments.

The battery keeps on charging simultaneously while the unit is running on AC/DC power.

Internal Battery’s duration: upto 3 hours

AirBelt (Optional Battery belt)

Provides additional 4 hours of battery which makes it total duration of upto 7 hours (4 hours of belt + 3 hours of internal battery). The airbelt has a battery status indicator which displays battery power in 25% increments like the machine.

AirSep Freestyle 5 Airbelt

Recharge time from fully depleted state

  • Internal Battery: 3 hours
  • Optional Airbelt: 3.5 hours
Freestyle 5 charger connector pin

Power Sources

The machine works on 4 sources:

  • AC Mains
  • DC Source (like car charger)
  • Rechargeable Internal Battery
  • AirBelt (Additional Battery belt)

Flow

Provides pulse flow upto 5 setting (equivalent of 5 LPM continuous flow) with increments of 1. The machine is a powerhouse for the people who require pulse flow.

The POC doesn’t have continuous flow, therefore, not suitable for use with PAP devices.

Trigger Sensitivity

AirSep Freestyle 5 has the most sensitive pulse delivery system than any of the Portable Oxygen Concentrators in market with trigger sensitivity of -0.054 cm H2O. The only close competition to Freestyle in terms of sensitivity is Focus by AirSep itself followed by sister company’s SeQual Eclipse.

Ultra Sense technology makes Freestyle 5 so sensitive that you would rarely find this machine missing a breath. The machine works very well with nasal cannula upto 25ft.

Alarms

Wide range of safety alarms, but not very easy to identify the type.

Alarms in Airsep Freestyle 5
Alarm Type Visual Audible
Start Up Green Light 1 beep
Pulse Flow Intermittent Green Light on every pulse None
Low Battery 25% Battery indicator illuminates intermittently in yellow color Intermittent Beep
Breath Rate Exceeded Yellow light illuminates intermittently ½ second intermittent beep every 5 seconds
General malfunction Red light illuminates continuously Two ½ second intermittent beeps every 5 seconds
Service Required Yellow Light - continuous None
Cannula Disconnect Yellow Light – continuous Continuous beep

A non-labelled yellow LED on top-left of the panel illuminates after 5,000 hours of use to indicate thorough service requirement.

Warm Up Time

2 minutes

Maintenance

Low maintenance - Requires weekly cleaning of air intake filter and a thorough servicing after 5,000 hours of use.

Carrying Case

AirSep Freestyle 5 with carrying case

Backpack

The machine has an optional backpack harness which makes it very easy to carry. A major advantage than many other competitors.

Freestyle 5 backpack harness

Outstation Carrying Bag

The POC comes packed in this carrying bag which contains all the required accessories that come with the machine.

Freestyle 5 carrying bag

Altitude

12000 ft (3,657 m) – Highest in the league

International Approvals

US Food & Drug Administration (FDA); CE 0459; ISO 9001:2008; ISO 13485:2003; Federal Aviation Administration (FAA)

Top 5 Wearable POCs in Freestyle 5' competition

  1. Invacare XPO2
  2. Inogen One G2
  3. Inogen One G3
  4. AirSep Focus
  5. AirSep Freestyle 3

Top 3 comparison with AirSep Freestyle 5

  1. AirSep Freestyle 5 v/s Invacare XPO2
  2. AirSep Freestyle 5 v/s Inogen One G2 v/s Inogen One G3
  3. AirSep Freestyle 3 v/s AirSep Focus v/s AirSep Freestyle 5

Country of Manufacture

United States of America (USA)

Following the success of Freestyle 3, this 5 setting variant of Freestyle is expected to be a big hit worldwide.

Freestyle 5 has AirSep’s brilliantly designed Ultra-sense Technology which makes it the most sensitive pulse flow Oxygen Concentrator in market.

The POC is a highly recommended if you just need pulse flow of Oxygen less than 5 Pulse setting.

AirSep Freestyle 5 in bag
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