The Neutrik NAC3MM is an in-line coupler designed for use with the 20A Powercon system and provide an AC mains coupling of line, neutral and protective conductor (earth). The connector has the benefit of a locking system ensuring a reliable connection.
The Neutrik Powercon series of connectors provide a compact yet rugged solution for power connections. A uniquely keyed insert prevents then being used in wrong sockets and a twist-lock system keeps them in place in use. These are increasingly used in professional sound and lighting applications.
This connections is not suitable for situations where disconnection under load would occur. For this, the Powercon True-1 system should be used.