Manufacturer catalog

Diehl Defence

Diehl Defence is the defence and security division of the Diehl Group, specializing in ground-based air defense, guided missiles, ammunition, and protection systems.

10 weapons

Diehl Defence concentrates the Diehl Group's defence and security business in Überlingen, Germany. The company presents itself as a leading supplier of air defense systems and a partner to the German Bundeswehr and other international armed forces.

In this catalog, the builder matters primarily through the IRIS-T SLM air defense system and the wider IRIS-T product family. Those records connect the company's guided-missile and ground-based air-defense portfolio to the weapon catalog.

Ground-based air defenseGuided missilesAmmunitionSensor and security systemsTraining and protection

Notable Systems

IRIS-T SLM, Medium-range surface-to-air missile system, Air Defense

IRIS-T SLM

Medium-range surface-to-air missile system

Official Diehl product materials list IRIS-T SLM among the company's air defense systems and connect the builder to the catalog's IRIS-T SLM entry.

Sources: Diehl Defence Air Defence Systems
IRIS-T SLM, Medium-range surface-to-air missile system, Air Defense

IRIS-T SLS

Medium-range surface-to-air missile system

Diehl's air defense systems page lists IRIS-T SLS as part of the same product family.

Sources: Diehl Defence Air Defence Systems
IRIS-T SLM, Medium-range surface-to-air missile system, Air Defense

IRIS-T SLX

Medium-range surface-to-air missile system

Diehl's air defense systems page lists IRIS-T SLX as part of the company's layered air defense portfolio.

Sources: Diehl Defence Air Defence Systems

Manufacturer History

  1. Diehl begins as a family business

    Diehl says the group has been an independent family business since its foundation in 1902.

    Sources: Diehl Group About Us

  2. Allweier becomes DD Präzisionsteile

    Diehl Defence announced the takeover of precision-parts manufacturer Allweier and said the business would continue as DD Präzisionsteile GmbH & Co. KG in Überlingen.

    Sources: Diehl Defence Takes Over Allweier

  3. FY 2024 figures published

    Diehl Defence reported 4,588 employees, 1.827 billion euros in sales, and product lines covering guided missiles, air defense systems, ammunition, sensor and security systems, and training.

    Sources: Diehl Defence Facts and Figures

Website links
Official websiteFacts and figuresLocationsAir defence systemsPhotogalleryImprint and legal notice

The profile uses current Diehl Defence branding while retaining Diehl BGT Defence as a legacy alias because older Diehl materials still use that name.

Manufacturer Sources

  • Diehl Defence WelcomePublisher: Diehl Defence | Note: Supports Diehl Defence's current company overview, defense and security focus, and product-area context. | Accessed: 2026-06-21
  • Diehl Defence Facts and FiguresPublisher: Diehl Defence | Note: Supports the headquarters address in Überlingen, fiscal-year 2024 figures, and the product categories tied to the builder profile. | Accessed: 2026-06-21
  • Diehl Defence Imprint and Legal NoticePublisher: Diehl Defence | Note: Supports the legal name, headquarters, and the relationship between Diehl Defence GmbH & Co. KG and Diehl Stiftung & Co. KG. | Accessed: 2026-06-21
  • Diehl Group About UsPublisher: Diehl Group | Note: Supports the Diehl Group's identity as an independent family business founded in 1902 and its holding-company structure. | Accessed: 2026-06-21
  • Diehl Defence Air Defence SystemsPublisher: Diehl Defence | Note: Supports the IRIS-T SLM, IRIS-T SLS, and IRIS-T SLX product-family context used in the builder profile. | Accessed: 2026-06-21
  • Diehl Defence Takes Over AllweierPublisher: Diehl Defence | Note: Supports the 2023 Allweier takeover and the continuation of the business as DD Präzisionsteile GmbH & Co. KG in Überlingen. | Accessed: 2026-06-21
  • Diehl Defence logo on Wikimedia CommonsPublisher: Wikimedia Commons | Note: Supports image provenance for the Diehl Defence logo used in the profile; Wikimedia Commons marks the file as a public-domain text logo. | Accessed: 2026-06-21

Produced weapons

Category

Air Defense

Systems that contest aircraft, missiles, helicopters, and drones.

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IRIS-T SLM, Medium-range surface-to-air missile system, Air Defense2014 Russia-Ukraine WarIRIS-T SLMMedium-range surface-to-air missile systemBuilt in: GermanyIRIS-T SLM is a German medium-range ground-based air-defense system built around networked launchers, a radar, and a Common Tactical Operations Center. Diehl describes the SLM fire unit as a mobile 40 km and 20 km altitude layer for aircraft, helicopters, cruise missiles, and drones; Ukraine has fielded it during the Russia-Ukraine War, and NATO customers have ordered or received fire units for layered air defense.
IRIS-T SLS, Short-range surface-to-air missile system, Air Defense2014 Russia-Ukraine WarIRIS-T SLSShort-range surface-to-air missile systemBuilt in: GermanyIRIS-T SLS is Diehl Defence's short-range ground-based member of the IRIS-T air-defense family, using the standard IRIS-T missile as a surface-to-air effector for a 12 km engagement layer. Diehl describes SLS as a mobile SHORAD system with launcher, sensor suite, and networked C2 that can operate alone or complement IRIS-T SLM; Germany has supplied SLS-related air-defense systems and missiles to Ukraine during the 2014 Russia-Ukraine War.

Category

Munitions

Standalone missiles, bombs, rockets, torpedoes, and guided or unguided explosive payloads.

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SMArt 155 sensor-fuzed artillery projectile, 155 mm artillery-launched, fire-and-forget anti-armor munition, Munitions2014 Russia-Ukraine WarSMArt 155 sensor-fuzed artillery projectile155 mm artillery-launched, fire-and-forget anti-armor munitionBuilt in: GermanySMArt 155 is a German DM702 155 mm artillery projectile that releases two autonomous sensor-fuzed submunitions over an armored target area. Diehl identifies GIWS as the Diehl-Rheinmetall joint venture behind the munition, Rheinmetall describes the round as a fire-and-forget top-attack projectile for 155 mm guns, and SIPRI records a 2022 German transfer of DM702 SMART-155 guided shells to Ukraine.
IRIS-T SL, Medium-range surface-to-air missile, Munitions2014 Russia-Ukraine WarIRIS-T SLMedium-range surface-to-air missileBuilt in: GermanyIRIS-T SL is Diehl Defence's medium-range surface-launched missile for the IRIS-T SLM ground-based air-defense layer. It is separate from the short-range SLS effector, which uses the unchanged IRIS-T air-to-air missile; the SL round gives SLM its longer 40-60 km engagement envelope and 20 km altitude layer against aircraft, helicopters, cruise missiles, drones, and guided weapons. Germany has supplied IRIS-T SLM missiles and IRIS-T SLM/SLS air-defense equipment to Ukraine during the 2014 Russia-Ukraine War.
RIM-116 Rolling Airframe Missile, Ship-launched surface-to-air missile, Munitions2023 Red Sea CrisisRIM-116 Rolling Airframe MissileShip-launched surface-to-air missileBuilt in: United States / GermanyThe RIM-116 Rolling Airframe Missile is a U.S.-German ship self-defense missile used with the MK 31 RAM guided missile weapon system and SeaRAM launchers. U.S. Navy and Raytheon sources describe it as a lightweight, quick-reaction, fire-and-forget weapon for close defense against anti-ship missiles and other air or surface threats, while Red Sea reporting documents a German frigate firing a RIM-116 against Houthi drones in 2024.
IRIS-T, Short-range air-to-air missile, Munitions2014 Yemen Civil WarIRIS-TShort-range air-to-air missileBuilt in: GermanyIRIS-T is a short-range imaging-infrared air-to-air missile developed through a European cooperation program with Diehl Defence as prime contractor. The missile is integrated with fighters including Eurofighter/Typhoon, Gripen, F-16, Tornado, EF-18, KF-21, and F-5E; Reuters reporting also documents Saudi Eurofighters using IRIS-T against drones fired from Houthi-controlled Yemen. Diehl describes the same air-to-air missile hardware as the effector in the short-range IRIS-T SLS ground-based air-defense system.
AIM-9 Sidewinder missile, Short-range air-to-air missile family, Munitions1955 Vietnam War, 1973 Yom Kippur War +5 moreAIM-9 Sidewinder missileShort-range air-to-air missile familyBuilt in: United States / GermanyThe AIM-9 Sidewinder is a short-range infrared-guided air-to-air missile family that began at Naval Ordnance Test Station China Lake and entered service in the 1950s. The family spans early rear-aspect missiles, all-aspect AIM-9L/M models, German AIM-9L/I modernization, export P-series rounds, and the modern AIM-9X branch, with documented use from Vietnam and Middle East air wars to Falklands, Gulf War, Ukraine air-defense aid, and Red Sea operations.