Check the listing for details. New OEM Mercury NMEA 2000 Gateway Module - Part # 8M0165589. Condition: New. Listed at 532.95 USD. Mercury NEMA 2000 Gateway Module Part # 8M0165589Supersedes the following part #'s: 8M0141101, 8M0105243, 8M0065208, & 8M0065207 The new Mercury Gateway (single & multi engine) converts engine and system data to NMEA 2000 protocol for use on non-Mercury gauges and displays. It also converts applicable NMEA 2000 data to SmartCraft data for display by applicable SmartCraft gauges, and displays. Includes a NMEA 2000 "T" connector for quick installation. Compatible with 1 to 4 engines Any instance where SmartCraft data is desired on the NMEA 2000 bus. Applies to single through quad engine applications. Not required when a MercMonitor or Vessel View 4, 7, 502, 702, or 703 are being used. Please contact us with any questions, or to verify correct parts.Offshore Performance Specialties