The Single Wire Multiswitch for DirecTV (or SWM) has made installing DirecTV or expanding an existing installation much, much easier. And the SWM world is still evolving with new products. We’ve just received our first shipment of SWM E4 Expanders. These units hold four SWM units. The Expander attaches directly to the four SWMs (or … Continue reading 4 Input SWM Expander In Stock