Airbus Juno HT1

Airbus Juno HT1. The Airbus Juno HT1 is a military training helicopter operated by the Defence Helicopter Flying School (DHFS) for the United Kingdom Ministry of Defence. Based on the Airbus H135, it serves as the primary basic and advanced rotary-wing trainer for all three branches of the British Armed Forces. The fleet is operated under a private finance initiative by Ascent Flight Training, a joint venture between Lockheed Martin and Babcock International.

Overview

The Juno HT1 was procured to replace the aging fleet of Eurocopter Squirrel helicopters, known in Royal Air Force service as the Gazelle HT3. Its introduction formed a key part of the United Kingdom Military Flying Training System (UKMFTS) program, a wide-ranging initiative to modernize all elements of British military flight instruction. The aircraft is utilized for training future pilots of the Royal Air Force, British Army, and Fleet Air Arm at the tri-service RAF Shawbury and RAF Valley. This standardized platform allows for a more efficient and cohesive training pipeline for all UK military helicopter aircrew.

Development

The development of the Juno HT1 stemmed directly from the UKMFTS program's Fixed Wing and Rotary Wing training requirement. In 2012, the Ascent Flight Training consortium was awarded the contract to deliver the new training system. The selection of the Airbus H135 (then marketed as the Eurocopter EC135) was announced in 2013, with the military training variant designated Juno HT1. The first aircraft was delivered to the Defence Helicopter Flying School in late 2014, with the type entering formal training service in 2015 following a period of instructor conversion and syllabus development. The program represented a significant private finance investment into the UK's military training infrastructure.

Design and specifications

The Juno HT1 is a twin-engine, light utility helicopter derived directly from the commercial Airbus H135 T3 model. It is powered by two Turbomeca Arrius 2B2 turboshaft engines, providing strong performance for training missions. The aircraft features a four-blade, bearingless main rotor system and a shrouded Fenestron tail rotor, which enhances safety on the ground and in confined areas. The cockpit is equipped with a modern Glass cockpit featuring large multi-function displays, replicating the advanced avionics systems found in front-line types like the AgustaWestland Apache and the Airbus Helicopters H145. For training purposes, the aircraft is fitted with a Martin-Baker lightweight ejection seat system for the two pilots and can be configured with simulated weapon systems.

Operational history

Operational history of the Juno HT1 began with its service entry at the Defence Helicopter Flying School at RAF Shawbury in 2015. The fleet is used to conduct all phases of basic and advanced rotary-wing training, including general handling, navigation, instrument flying, and tactical formation exercises. The aircraft also supports training at RAF Valley for Search and rescue and maritime operations. The Juno HT1 has proven to be a reliable and effective training platform, forming the critical foundation for pilots destined for operational conversion on aircraft such as the AgustaWestland Wildcat, the Boeing Chinook, and the Westland Puma. Its service has centralized and standardized UK military helicopter training.

Variants

The Juno HT1 is a singular, bespoke training variant of the Airbus H135 for the United Kingdom Ministry of Defence. No other direct military variants of the Juno designation exist. However, the baseline Airbus H135 platform is widely used in various civil and military roles globally, including as the H135M for light attack and reconnaissance, and in roles with law enforcement and Air ambulance services with operators like the Kent Police and the London Air Ambulance. The similar Airbus H145 serves as a more capable successor in many military and parapublic roles.

Category:Airbus helicopters Category:Military training aircraft of the United Kingdom Category:Twin-turboshaft helicopters