Hours of Operation: Mon - Fri 8:00am - 8:00pm

Series 606 Additional Telemetry Unit (ATU)

The OAS Series 606 Additional Telemetry Unit (ATU) is an FAA STC approved system that records Fire Attack Data and sends it to a remote portal via the aircraft Automated Flight Following system. The Series 606 ATU supports helitack aerial firefighting operations for both aiframe-mounted water tanks and buckets, complying with all United States Forest Service ATU contractual requirements


  • Complies with all US Forest Service ATU 
  • Interfaces with existing AFF  System 
  • Light weight, low profile design
  • Environmental Qualified per DO-160
  • Durable, field tested and proven design
  • Supports water tank or bucket operations
  • Cost-effective solution