Provided are low profile, water-resistant and touch safe electrical connectors for solar modules. According to various embodiments, the electrical connectors include a low-profile conductive stud, a low-profile sheath that surrounds the stud, and a socket to mate with the stud. According to various embodiments, the sheath and socket mate via keyed inter-engageable features. Also according to certain embodiments, the socket is fastened to the stud and/or sheath via snap fastening.