The Enphase Q Aggregator and Enphase Q Cable are part of the sixth generation Enphase IQ System. These accessories provide simplicity, reliability, and faster installation times. IQ Replacement DC Adapter (MC4) Q-DCC-2 IQ Micro replacement adapter for MC4 DC connector. Can easily connect Q cables on the roof without complex wiring. Allows connections from any open connector and center feed any section of cable within branch limits. Available in male and female connector types.