This key controlled circuit switch is a reliable security power control solution for electric equipment. Adopted high-quality nickel-plated metal shell and flame retardant base, paired with premium silver contact, it features high temperature resistance, corrosion resistance and stable conductivity for safe daily use.
Every unit is pre-soldered with 20CM AWG22 wire, no additional welding required, making installation fast and convenient. Standard 12mm threaded mounting fits most panel holes; rated 4A 3-220V meets most low voltage & conventional circuit control demands.
The 2-position key lock design avoids accidental or unauthorized power switch operation. 5 pieces per set with total 10 interchangeable keys and mounting nuts included, perfect for electronic DIY, control cabinets, security devices, household & indoor electrical equipment replacement.