The 16FT MC4 to Anderson? connector cable can be used to connect the Solar Panels (SMR) to the SRPA Solar Regulators. The 16FT MC4 to Anderson? connector is used to connect the Monocrystalline Solar Panels to the SRPA range of Solar Regulators. Installation and set-up is quick and easy thanks to genuine industry Anderson? SB?50 connectors. There are no screw terminals and no risk of poor connectors from frayed wires or loose terminals, simply plug and play.