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Laerdal Suction Unit (LSU)

The Laerdal Suction Unit (LSU) is a portable, powerful and highly reliable suction unit designed for optimal preparation in emergency situations.

The Laerdal Suction Unit (LSU) sets the standard

The Laerdal Suction Unit is used all over the world by countless providers as it is:

  • Powerful and effective

  • Prepared for emergency situations

  • Effective at improving patient safety

10 Things You Should Know About Your Laerdal Suction Unit

As a Laerdal Suction Unit user you are likely aware of many of the benefits and features the LSU has to offer but we wanted to remind you of ten of the most overlooked.

1. Coaxial Vacuum Tube

The new Coaxial Vacuum Tube is reverse compatible and can be used on any LSU configuration. 

2. Shut-off Valve

The Canister Lid contains a Shut-off Valve that shuts off the vacuum if the Canister is full protecting your unit.

3. AC/DC Power

The LSU can be powered and charged with an AC Power Cord or DC Power Cord

4. Bacterial Filter

The BEMIS HI-FLOW Canister has a Bacterial Filter – 99.99% DOP rated.

5. Automatic Power-Save

The LSU has an Automatic Power-Save Function that switches off the pump motor when vacuum levels have been continuously higher than 120mmHg for 2 minutes.

6. High-Efficiency Filter

The LSU can be equipped with a Coaxial Vacuum Tube with an inline High-Efficiency Filter.

7. Coaxial Vacuum Tube Connector

All units delivered as of May 2017 come equipped with the Coaxial Vacuum Tube connector on the main unit.

9. NiMH Battery

The LSU come equipped with a NiMH Battery.

10. TEST Button

The TEST-Button allows you to run a 4-step test to identify whether the LSU operates. satisfactorily, is assembled correctly, or if it needs service.

1. Coaxial Vacuum Tube

The new Coaxial Vacuum Tube is reverse compatible and can be used on any LSU configuration. 

Video Demonstration

How to use and run a device test on the LSU as well as assembly, disassembly and cleaning guidance.

For complete cleaning instructions please refer to the manufacturer’s DFU. It is not recommended that tubing be re-used.

Powerful and Effective

The suction unit’s quiet running and shock & splash proof design makes it an excellent option in nearly all settings. In extreme situations, the LSU can reach a vacuum of 500 + mmHg and has a flow rate of >30 LPM, exceeding International Standards.


CE marked - This product is in compliance with the essential requirements of Council Directive 93/42/EEC Medical Device Directive, as amended by Council Directive 2007/47/EC, class IIa

  • One-hand-grip design
  • Canister options:
    • Bemis Disposable Canister systems 
  • High-efficiency filter kit
  • HEPA rated bacterial filter
  • Does not contain latex
  • Big vacuum regulator dial
  • LED display for use day or night
  • TEST - Device Diagnostics program
  • Children vacuum range area (marked in blue) on the control panel
  • No-tools-necessary field changeable battery
  • Rechargeable Battery, NiMH, 12 VDC 2 Ah
  • External Battery Charger
  • 12V DC Power-cord for connection to vehicle connection
  • 5-year limited warranty (excluding the canisters, tubing systems, and battery. Battery = 90 days)
  • High flow / High vacuum
  • Air Flow: >30 LPM 
  • Vacuum - Max.: 500+ mmHg (67 kPA)
  • Vacuum - Range: 80 - 500+ mmHg (11 - 67 kPa)
  • Battery run time: Approximately 45 minutes (free flow) - 30 minutes for the US model
  • Noice level: 46 - 56 dBA (80 - 500 mmHg)
Dimensions / weight
  • Dimensions: ersion: 31.5 cm x 33 cm x 16 cm (12.4" x 13" x 6.3")
  • Weight: 4 kg (8.9 lbs)
  • Canister capacity: 1000 ml and 1200 ml


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