A connector, comprises a connector assembly; a main housing having an internal chamber for receiving therein the connector assembly; and a housing cover which mates with the main housing to cover the internal chamber. The main housing includes an opening at one end of the main housing with a removable and retractable cover permitting access to the internal chamber. A mating connector is connected to the connector assembly, the mating connector including a fastening tab; and the fastening tab including a main tab that is interlocked with the removable cover to prevent the mating connector from unintentionally disconnecting from the connector assembly. A protective housing assembly is also disclosed.