Key takeaways
- The H145 is a twin-engine multi-role helicopter in the four-ton class and in Central Europe is mainly out and about as a rescue, police and military helicopter.
- Fastest way to identify it: Fenestron tail rotor plus clamshell doors under the high-mounted tail boom.
- Four or five blades: since 2020 Airbus has delivered the H145 with a five-blade rotor, and many older aircraft have been retrofitted.
- You tell it from its predecessor, the EC145 (C-2), by the tail rotor: the old type has an open tail rotor, the H145 the Fenestron.
- On tracking services the family shows up under the code EC45, often with rescue or police callsigns.
Contents
- 1.What is the Airbus H145?
- 2.The three features that are enough to identify it
- 3.Four blades or five?
- 4.H145, H135 or EC145?
- 5.Where you will find the H145
- 6.Spotting with consideration: helicopters on a mission
- 7.Photo tips specifically for the H145
- 8.H145M and international military versions
- 9.Common mix-ups and how to rule them out
- 10.Conclusion
Profile
| Manufacturer | Airbus Helicopters (final assembly in Donauwörth, among other sites) |
|---|---|
| Family | BK 117 / EC145 / H145 (with Kawasaki) |
| ICAO type designator | EC45 |
| EC145 first flight | June 12, 1999 in Donauwörth |
| EC145 T2 certification (EASA) | April 2014 |
| Five-blade version (EASA) | June 2020 |
| Engines | 2 × Safran Arriel 2E with FADEC |
| Main rotor diameter | 10.8 m (current version according to Airbus) |
| Overall length with rotor turning (D value) | 13.54 m |
| Max. takeoff weight | 3,800 kg (five-blade version) |
| Empty weight (basic configuration) | 1,895 kg |
| Passengers | 8 (standard), maximum 10 |
| Recommended cruise speed | 241 km/h |
| Range (standard tanks) | about 650 km |
Identifying features
Is this really the aircraft type in front of you?
- Fenestron: shrouded tail rotor in the vertical stabilizer instead of an open tail rotor
- High-mounted tail boom, under which the rear opens with two large clamshell doors
- Main rotor with four (until 2020) or five blades – the five-blade version has a slim, bearingless rotor head
- Skid landing gear, no retractable gear
- Sliding doors on both sides of the fuselage and a large, curved cockpit windshield
- Clearly bigger and more bulbous than its smaller brother, the H135
Updated: October 2026 – A red-and-yellow or white-and-red helicopter sets down at the hospital, a blue-and-silver one circles over the highway, an olive-green one flies low over the countryside: chances are good that every time it was an Airbus Helicopters H145. The twin-engine multi-role helicopter from Donauwörth is one of the most common rotorcraft in Germany, Austria and Switzerland. On this page you will learn how to identify it with confidence, how to tell the four-blade and five-blade versions, the H135 and the predecessor EC145 apart, and how to get good helicopter photos.
Rotors belong in your hangar
With Planetrack you log every helicopter sighting with photo, type, registration and spot – from the rescue helicopter to the H145M. Planetrack is launching soon – join the waitlist and get early access.
What is the Airbus H145?
The H145 is a light twin-engine helicopter in the four-ton class that Airbus markets as a multi-role aircraft: air rescue, police, search and rescue, offshore flights, corporate and private transport as well as military roles. It is powered by two Safran Arriel 2E turbines with digital engine control (FADEC). According to the Airbus data sheet, the maximum takeoff weight is 3,800 kilograms, the recommended cruise speed 241 km/h and the range with standard tanks about 650 kilometers.
The roots go back a long way. The basis is the BK 117, which MBB and Kawasaki developed together. Eurocopter later developed it further, enlarged the cabin and took over the cockpit and avionics of the EC135, creating the EC145, which took off on its first flight in Donauwörth on June 12, 1999. Kawasaki remained a partner and still builds and markets the family in Japan today under the designation BK117.
In 2011 Eurocopter presented the heavily reworked EC145 T2 at Heli-Expo: new engines, modern avionics and – visually most important – a Fenestron instead of the open tail rotor. EASA granted certification in April 2014, with the FAA following in October. When Eurocopter became Airbus Helicopters, the T2 got the new name H145 in 2015. You can find more about the group behind it on the page about Airbus.
Airbus puts the H145 family fleet at more than 2,150 delivered aircraft and over 8.5 million flight hours. The most important final assembly is in Donauwörth in Bavaria, the large German site of Airbus Helicopters.
The three features that are enough to identify it
Helicopters often look alike at first glance. For the H145, three observations help you, and they work from some distance too.
Look at the tail
The H145 has a Fenestron: the tail rotor spins in a round shroud in the vertical stabilizer. If you see an open, side-mounted tail rotor instead, it is an older EC145 or a BK 117.
Tail boom and rear doors
The tail boom attaches high on the fuselage. Below it are two large clamshell doors through which stretchers are slid directly into the rear. This combination defines the profile.
Count the rotor blades
Four blades mean the four-blade H145 (BK117 D-2), five blades the current version (D-3). It is best to count on the ground or on photos with a short shutter speed.
Size and proportions help with the rest: the H145 is a tall, fairly bulbous helicopter with skids and sliding doors on both sides. As always, the final certainty comes from the registration. German civil helicopters carry registrations with the prefix D-H, Swiss aircraft start with HB-. How registrations are structured is explained in the article Understanding aircraft registrations.
Practical tip: identify it from behind
When a helicopter flies away from you, you often see the tail better than the nose. A round, shrouded tail rotor plus the clamshell door line under the tail boom is then enough for a very good guess at the H145.
Four blades or five?
At Heli-Expo 2019 in Atlanta, Airbus presented a new version with a five-blade, bearingless main rotor. The rotor head does without classic hinges and looks correspondingly tidy. According to Airbus, this brings 150 kilograms more payload and a smoother flight. EASA certified the five-blade version in June 2020, and the first aircraft went to the Norwegian Air Ambulance Foundation as launch customer in September 2020.
| Feature | EC145 (C-2) | H145 four-blade (D-2) | H145 five-blade (D-3) |
|---|---|---|---|
| Tail rotor | open | Fenestron | Fenestron |
| Main rotor blades | 4 | 4 | 5 |
| Engines | Arriel 1E2 | Arriel 2E | Arriel 2E |
| Certification (EASA or LBA) | 2000 | 2014 | 2020 |
| Type code | EC45 | EC45 | EC45 |
Important for spotters: many operators have retrofitted their four-blade aircraft to five blades, including ADAC Luftrettung with its former EC145 T2 fleet. An older year of manufacture therefore does not automatically mean four blades. If you want to document the version cleanly, count the blades on your photo.
H145, H135 or EC145?
The most common mix-up happens with the smaller H135, which also has a Fenestron, skids and an almost identical cockpit windshield. No wonder: the EC145 cockpit was derived from the EC135. The finder helps you narrow it down.
Quick ID: light Airbus helicopters
Airbus H145
Fenestron, large fuselage and rear clamshell doors are the typical H145 look. Five blades mean the current D-3 version, four blades an earlier or not retrofitted aircraft.
Airbus H135 (EC135)
Compact fuselage, Fenestron and four blades point to the smaller brother. It is much lighter and also widespread in German air rescue.
EC145 (BK117 C-2) or BK 117
An open tail rotor on a large twin-engine helicopter points to the predecessor. Such aircraft have become rarer and are therefore a nice catch for your hangar.
Compared with fixed-wing aircraft the differences are obvious, of course. It gets more interesting with helicopters from other manufacturers of similar size – here the Fenestron almost always helps, because it is a typical feature of Airbus helicopters.
Where you will find the H145
The H145 is at home mainly where people in distress, security and the military are concerned. For spotters this means: most sightings do not happen on the observation deck, but on the move, at hospitals or at mission stations.
Air rescue in Germany: According to its own information, ADAC Luftrettung operates an all-Airbus fleet of H135s and H145s, which by now also includes five-blade H145s. DRF Luftrettung also relies on the H145 and ordered further five-blade aircraft in 2020 and 2024. In Germany, rescue helicopters fly under call names like “Christoph” with a number, which helps you identify them on the radio or on tracking services.
Police: Several state police forces fly the H145, including Bavaria and Baden-Württemberg with the five-blade version. Police helicopters often circle over an area for longer – ideal for taking a few pictures in peace.
German Armed Forces: Since 2019 the Army Aviation has used a few H145 LUH SAR for search and rescue tasks. Added to that is the big order for the H145M: in December 2023 the German Armed Forces ordered up to 82 aircraft, and in November 2024 the first one was handed over in Donauwörth. The Army uses it as a Light Attack Helicopter (Leichter Kampfhubschrauber, LKH), and a small share goes to special forces. What to keep in mind when photographing around barracks and military airbases is in the article Photographing military airfields: rules.
Switzerland: Rega has used the H145 in the lowlands since 2018 and in 2022 ordered a total of 21 five-blade H145s, with which it is also equipping its mountain bases and replacing its AW109SPs. Rega has its headquarters at Zurich Airport – one more reason to watch for red-and-white helicopters at Observation deck B of Zurich Airport.
| Place | Chance of a hit | Why |
|---|---|---|
| Air rescue stations and hospital landing sites | high | ADAC, DRF and Rega fly the H145 every day |
| Police airfields | medium to high | Several state police forces use the type |
| German Armed Forces sites and training areas | medium | H145M and LUH SAR entering or in service |
| Large commercial airports | low to medium | Bases of individual operators, ferry flights, maintenance flights |
Fleets change all the time
Which station flies which helicopter type changes with retrofits, replacement aircraft and new orders. Before a targeted trip, check the operators’ current information and do not rely on old lists.
Many rescue and police helicopters transmit ADS-B data and so show up on flight tracker services, but some flights are deliberately filtered. How to follow flights live and what the data reveals is explained in the guide to flight tracking with ADS-B.
Put type EC45 on your wish list
In Planetrack, put the H145 or individual registrations on your wish list and get notified by a sighting alert when they approach your airport. Planetrack is launching soon – join the waitlist.
Spotting with consideration: helicopters on a mission
For hardly any other aircraft are the surroundings as sensitive as for the rescue helicopter. A few ground rules are therefore mandatory.
Ready for your helicopter session?
- I stand on public ground and keep rescue and access routes clear.
- I keep my distance from the landing site – rotor downwash whips up stones and branches.
- I do not photograph patients, injured people or accident scenes.
- I follow the instructions of emergency personnel and hospital staff.
- Camera set: the shutter speed fits the rotor blur I want.
Whether your vantage point is fine in general is covered in the article Is plane spotting allowed?. Photographing is much more relaxed at air shows and aviation events, where helicopters are often on static display or shown in a flypast – you will find dates in the overview of air shows in Europe.
Photo tips specifically for the H145
With helicopters a single value decides the picture: the shutter speed. With a very short exposure you freeze the rotor, and the helicopter looks as if it is about to fall out of the sky.
Show the rotor in motion
Expose much longer than for jets so the blades blur into a disc. Start with values around 1/125 s and work your way down. Image stabilization and clean panning help keep the fuselage sharp.
Shoot bursts
With long exposure times not every picture works. Shoot bursts and pick the sharpest one later – especially on a flypast.
Profile or three-quarter view from behind
Fenestron, clamshell doors and tail boom are the H145’s defining traits. In profile or at an angle from behind they show to their best advantage.
Make the blades countable
For documentation an extra picture on the ground with the rotor stopped is worthwhile. Then the four-or-five-blade question is settled immediately.
The same technique as for propeller aircraft also works for the rotor; details are in the guide Photographing propellers: the right shutter speed. When the light is right at your location is something you work out with the sun position planner guide, and which gear you need is shown in the plane spotting gear checklist. Helicopters often fly low – a medium telephoto zoom is usually perfectly enough.
H145M and international military versions
The military line has a history of its own. As early as 2006 the US Army chose the EC145 as the basis for its light utility helicopter, the UH-72 Lakota, built in Columbus, Mississippi. The H145-based military version H145M – originally called the EC645 T2 – received its EASA certification in May 2015 and can be fitted with the HForce weapon system.
For spotters in Germany the German Armed Forces order is the most exciting part: with up to 82 H145Ms it is the largest H145M order Airbus has reported so far. The helicopters carry military identifiers instead of civil D-H registrations, and their operations naturally take place less publicly. Military helicopters often appear at open days or air shows – there you can usually photograph quite relaxed. If you want to go deeper into military aircraft, you will find more ideas in the article Spotting rare aircraft.
Common mix-ups and how to rule them out
It points to the H145 if …
- a Fenestron sits in the vertical stabilizer
- the fuselage looks tall and bulbous, with clamshell doors under the tail boom
- you count five main rotor blades
- the tracking service lists EC45 as the type
Take a closer look if …
- you only count four blades – then it could be a four-blade H145 or an H135
- you only see the helicopter head-on, because the cockpits of the H135 and H145 look alike
- tracking says EC45 but you see an open tail rotor – then it is the older EC145
It is not an H145 if …
- an open tail rotor spins on the side of the tail
- the helicopter has only one turbine and a very slim fuselage
- wheels instead of skids sit under the fuselage
- you see wings – then you are more likely looking at a Pilatus PC-12 or a Cessna 172
Conclusion
The H145 is the helicopter you are most likely to see at work in Central Europe: over the highway, at the hospital, over police operations or on the military training area. Fenestron and rear clamshell doors give you the type, the blade count the version, the registration the confirmation. It stays exciting because fleets are changing a lot right now – five-blade retrofits, new Rega aircraft and the H145M with the German Armed Forces ensure there is always something new to discover. If you are just getting started, the introduction Plane spotting for beginners will get you on course quickly.
Quick summary
Shrouded tail rotor, high-mounted tail boom with clamshell doors beneath it, four or five rotor blades: that is the H145. Keep your distance on missions, expose a bit longer for a moving rotor and note the registration – then every sighting becomes a clean entry.
Summary
- The H145 goes back to the BK 117 from MBB and Kawasaki; its direct predecessor, the EC145, first flew in Donauwörth in 1999.
- The modernized EC145 T2 was certified in 2014 and renamed H145 in 2015; the five-blade version has been available since 2020.
- In Germany you see it with ADAC Luftrettung, DRF Luftrettung, state police forces and, as the H145M, with the German Armed Forces; in Switzerland mainly with Rega.
- Tail rotor, rear clamshell doors, size and blade count are enough to identify it; the registration provides confirmation.
Frequently asked questions
Is the H145 the same as the EC145?
Almost. The EC145 was the predecessor with an open tail rotor. The modernized EC145 T2 with a Fenestron and new Arriel 2E engines was certified in 2014 and became the H145 in 2015 as part of Airbus’s new naming scheme. In everyday use and in many databases both names still run side by side.
What is the H145’s ICAO type designator?
The EC145/H145 family is usually listed as EC45 in flight plans and tracking services. The code does not distinguish between the old EC145, four-blade and five-blade H145s – for the exact variant you need the registration.
How do I recognize the five-blade version?
Count the rotor blades, ideally on the ground with the rotor stopped. The five-blade version also has a strikingly slim rotor head without a classic hinge. Airbus presented it in 2019, and EASA certified it in June 2020. Kawasaki markets it as the BK117 D-3, the four-blade version as the D-2.
What is the difference between the H145 and the H135?
Both have a Fenestron, skids and a similar cockpit shape. But the H135 is smaller, lighter and has four rotor blades. The H145 looks taller and more bulbous, its tail boom sits clearly above the cabin floor, and at 3.8 tons takeoff weight it is noticeably heavier.
What is the H145M?
The military version of the H145, formerly designated the EC645 T2. In December 2023 the German Armed Forces ordered up to 82 aircraft (62 firm, 20 options) and in November 2024 took delivery of the first H145M in Donauwörth. In the Army the type is called the Light Attack Helicopter (Leichter Kampfhubschrauber, LKH).
Why do you see the H145 so rarely at big airports?
Rescue and police helicopters mostly take off from their own stations, hospital landing sites or police airfields. At large commercial airports they tend to show up on ferry flights, maintenance visits or missions. Exception: operators with a base right at the airport, such as Rega in Zurich.
May I photograph rescue helicopters on a mission?
In general you may photograph from public ground. On missions, though, the rule is: keep your distance, keep rescue routes clear and do not photograph patients or accident scenes. Personal rights come first, and rotor downwash can be dangerous.
Collect the Airbus Helicopters H145, don’t just see it
Post a photo with registration, type, airport and spot, check off the type in your hangar and get an alert when a registration you are looking for lands. Planetrack is launching soon – join the waitlist and get early access.
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Related airports & manufacturers
Airports, manufacturers, airline groups and alliances – who is behind them and what you should know as a spotter.
Airbus
European aerospace company and one of the two big manufacturers of commercial aircraft – with aircraft families from the A220 to the A350.
AirportZurich Airport
Switzerland’s largest airport has three runways in three directions, an operating concept that changes with the time of day and the weather, and an official network of spotting points around the fence. If you know the concepts, you almost always stand in the right place in Zurich.
Where to see the Airbus Helicopters H145
Specific vantage points with the runway configuration, light times, coordinates and an honest take on whether the trip is worth it.
Related guides from the blog
- Photographing propeller aircraft: choosing shutter speed and panning
- Photographing military airbases: what spotters can and can’t do at German air bases
- Aircraft registrations explained: how to read any tail number
- Flight tracking for spotters: using ADS-B, Flightradar and more
- Airshows in Europe: the guide for plane spotters
- Spotting rare aircraft: unicorns, first visits and ferry flights

