Mechanical splice and tap connectors for use with building code and flex conductor. Available in the following colors: purple, black, white, and green. MAC Block connectors accept up to four conductors of varying sizes per port.  Certified for power and grounding.
 
MAC Block splice and tap connectors can be installed anywhere a twist-on wire connector can, with one exception - MAC Block can be used to retrofit aluminum to copper connections. Runs cooler with a high level of retention versus leading twist-ons. 

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