Pre-impregnated yarn consisting of a bundle of reinforcing fiber filaments with a bundle interior and a bundle outer side, - wherein the reinforcing fiber filaments are impregnated with a first resin composition infiltrated into the pre-impregnated yarn and the filaments of the pre-impregnated yarn are at least partially connected via the first resin composition, and - wherein the first resin composition contains at least two bisphenol A epichlorohydrin resins H1 and H2 in a weight ratio H1:H2 of 1.1 to 1.4, - wherein H1 has an epoxy value of 1850 to 2400 mmol/kg and an average molecular weight M N of 800 to 1000 g/mol and is solid at ambient temperatures, and - H2 has an epoxy value of 5000 to 5600 mmol/kg and an average molecular weight M N of < 700 g/mol and is liquid at ambient temperatures, characterized in that - the pre-impregnated yarn has 0.1 to 2 wt.% of the first resin composition in relation to the total weight of the yarn, and - the first resin composition further contains an aromatic polyhydroxy ether P1, which has an acid value of 40 to 55 mg KOH/g and an average molecular weight M N of 4000 to 5000 g/mol, and that - the pre-impregnated yarn has a second resin composition on the bundle outer side in the form of particles or drops adhering to the reinforcing fiber filaments, - wherein the second resin composition is solid at ambient temperatures, has a melting temperature in the range from 80 to 150°C and is present on the bundle outer side in a concentration of 0.5 to 10 wt.% in relation to the total weight of the pre-impregnated yarn, - wherein at least 50% of the surface of the bundle outer side is free of the second resin composition, and - wherein the bundle interior is free of the second resin composition. - wherein the reinforcing fiber filaments are impregnated with a first resin composition infiltrated into the pre-impregnated yarn and the filaments of the pre-impregnated yarn are at least partially connected via the first resin composition, and - wherein the first resin composition contains at least two bisphenol A epichlorohydrin resins H1 and H2 in a weight ratio H1:H2 of 1.1 to 1.4, - wherein H1 has an epoxy value of 1850 to 2400 mmol/kg and an average molecular weight M N of 800 to 1000 g/mol and is solid at ambient temperatures, and - H2 has an epoxy value of 5000 to 5600 mmol/kg and an average molecular weight M N of < 700 g/mol and is liquid at ambient temperatures, - wherein H1 has an epoxy value of 1850 to 2400 mmol/kg and an average molecular weight M N of 800 to 1000 g/mol and is solid at ambient temperatures, and - H2 has an epoxy value of 5000 to 5600 mmol/kg and an average molecular weight M N of < 700 g/mol and is liquid at ambient temperatures, - the pre-impregnated yarn has 0.1 to 2 wt.% of the first resin composition in relation to the total weight of the yarn, and - the first resin composition further contains an aromatic polyhydroxy ether P1, which has an acid value of 40 to 55 mg KOH/g and an average molecular weight M N of 4000 to 5000 g/mol, and that - the pre-impregnated yarn has a second resin composition on the bundle outer side in the form of particles or drops adhering to the reinforcing fiber filaments, - wherein the second resin composition is solid at ambient temperatures, has a melting temperature in the range from 80 to 150°C and is present on the bundle outer side in a concentration of 0.5 to 10 wt.% in relation to the total weight of the pre-impregnated yarn, - wherein at least 50% of the surface of the bundle outer side is free of the second resin composition, and - wherein the bundle interior is free of the second resin composition. - wherein the second resin composition is solid at ambient temperatures, has a melting temperature in the range from 80 to 150°C and is present on the bundle outer side in a concentration of 0.5 to 10 wt.% in relation to the total weight of the pre-impregnated yarn, - wherein at least 50% of the surface of the bundle outer side is free of the second resin composition, and - wherein the bundle interior is free of the second resin composition.