Strip Connector 15 amp 10 blocks per strip Powermaster 15 Amp Strip Connector | 1369-04 The Powermaster PVC Strip Connectors - 15 Amp are white polypropylene. There are 10 individual blocks per strip. They are used for wiring light flex such as 1.5 core flex. The kit contains one strip and has hassle free, easy to open polyurethane packaging. They require standard installation tools and should only be installed by a competent, qualified person.