IRIS-T SL (Surface Launched) is an Air Defense Missile utilizing IRIS-T seeker technology, but has a much bigger rocket motor to achieve better altitude coverage and range than standard Air-to-Air missiles.

IRIS-T SL is a German missile program with Diehl BGT Defense as the Prime Contractor. Nammo was selected as the Rocket Motor provider in 2007, and has successfully developed/qualified a brand new generation of air-defence rockets motors utilizing the latest technology within motor cases, propellants and is also equipped with an integrated TVC system.