Perfect helmet for military and search and rescue applications 


Utilizing a revolutionary new helmet shell design, featuring improved noise attenuation, tool free basic maintenance, and dual internal visors, the LH350 is the newest and most advanced member of the LH helmet range.


Fully NVG (Night Vision Goggles) ready out of the box, and utilizing a dual impedance communications system, the LH350 is the perfect helmet for military and search and rescue applications.

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  • Excellent weight/protection ratio - State-of-the-art composite structure ensures highest level of performance
  • Optimal adjustment ensures comfort and stability - Three shell sizes supplied with customization kits
  • Head mobility - Specially designed for optimal performance under flight conditions
  • Better hearing protection - Increased cavity volume
  • Better mass centralization and maximum optimization at the front - Integrated crest

  • A perfect fit thanks to the adjustable comfort liner
  • Interfaces NVG Anvis or CN2HA
  • Lever operated dual visors
  • Various colour options available for internal and external visors
  • Flexible, ergonomic and comfortable chinstrap
  • Range of communication configurations available upon request
  • Centralization of power supply and audio functions

To establish the correct size helmet shell for your individual head form, please follow the procedure listed below, complete the sizing details and return to Flight Helmets Australia for confirmation.



Communications Options

The communications packages we install have been developed by MSA Gallet and Lightspeed. There are three communications options available for your helmet. Standard Passive Communications, the MSA ANR (Active Noise Reduction) System, or the Lightspeed H-Mod ANR with Integrated Bluetooth.


Standard Passive Communications


  • Option of Civilian (300 Ohm) or Military compatible systems for both helicopters & fixed wing applications.
  • Choice of single U174/U NATO plug or Dual General Aviation Plugs.
  • Choice of Quality Electret or Dynamic Mics.
  • Sagem Earphone Speakers.
  • Choice of coiled 5ft (standard) or straight 3ft communications cord (by special order only)
  • Standard Military Wire Boom (Half Flex Microphone Boom (by special order only)
  • Excellent level of noise attenuation out of the box
  • High quality components
  • Incredibly reliable
  • Various Earcup Options

Lightspeed Zulu H-Mod


  • Legendary noise reduction and acoustic clarity — Enjoy fatigue reduction and clearer communications enabling you to focus on flying and the mission at hand.
  • Engineered for comfort — Plush ear seals with abundant surface area are designed for comfort on long duty days — even while wearing glasses.
  • Bluetooth connectivity — Enjoy excellent call clarity, music fidelity, and wireless access to critical audio alerts from aviation apps on mobile devices. 
  • 3-year warranty — Zulu H-Mod is backed by a three year factory warranty. 
  • Quick disconnect cable — Experience more convenient egress with Lightspeed’s exclusive detachable cable system. This quick disconnect has a 9-pound pull force (4 kg), and makes emergency egress even safer. 
  • Kevlar reinforced cable system — Stronger and more flexible than standard cables, these rugged cables have proven themselves for durability, stay out of the way, and weigh less than traditional or coiled options. 
  • ComPriority™ — Never miss important radio communications with patented ComPriority, which lowers the volume of any auxiliary device automatically during radio or intercom transmissions. 
  • Auto Shutoff™ — Lightspeed’s proprietary Auto Shutoff feature saves battery life by automatically shutting down the power when not in use. 
  • High and low impedance options — Whether you fly military or civilian, Zulu H-Mod can be adapted to your mission. 
  • Multiple connection options for any helicopter or fixed wing aircraft.

  • Military
  • Search & Rescue
  • General Application
  • Law enforcement

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Get a Quote - LH350

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