The invention relates to an injector assembly for metering a fluid, in particular a reductant, into an exhaust line (9) of an internal combustion engine, comprising an injector (2), a housing (3) which surrounds the injector (2), a first opening (5) which is provided on the housing (3) in order to allow access for a fluid connection (4) in order to supply the fluid to the injector (2), a second opening (6) which is provided on the housing (3), and an electric connection assembly (7) which is arranged in the housing (3) and which is led from an electric connection (20) of the injector to the second opening (6). The electric connection assembly (7) comprises a line portion (70) and a plug socket (71), and the plug socket (71) is arranged in the housing (3) in a sealed manner on the second opening (6).