The 1503 09 from Lumberg is a 3.5mm, 3pole stereo jack socket connector. The angular version jack chassis socket are according to JIS C 6560 JC35J3B standard with 2 break contact, solder terminals for printed circuit boards and back side mounting.
Rated current of 1A
Rated voltage of 34VAC/VDC
Insulating body material is polyphenylene oxide,UL94-V0 rated