Simrad NAC-2 VRF Low-current Core Pack Model: 000-13337-001 UPC: 9420024155653 NAC-2 VRF Core Pack: Comprising of the high-current NAC-3 autopilot computer andPrecision-9 compass. The NAC-2 Autopilot Computer is the brains behind your autopilot system. NAC-2 contains the control algorithms developed to helm a yacht across a broad range of weather conditions and sea-states, alongside the electronics needed to operate a hydraulic or mechanical drive unit, while also interfacing with other components including heading sensors and rudder feedback units. The NAC-2 was designed for boats up to 10 metres (33 feet) in length and is suitable for low-current hydraulic drives, mechanical drives, or solenoid valves with a current rating of 8 Amps continuous (12 Amps peak). Specifications Operating temperature -25°C to 55°C (13°F to 131°F) protection Splashproof, IPx5 Electrical Power supply 9-31.2 V DC Load 140 mA drive unit load Performance Drive: 8 A cont., 16 A for 1 s Interfaces network 1xMicroC (NMEA2000) Feedback Variable voltage/resistive 0-5V Drive output To PUMP-1 or HELM-1 Solenoid 12/24V DC, common, load range 10mA to 10A, off current Clutch 12/24V DC, min 10mA, max 3A What's in the Box: NAC-2 Autopilot Computer PRECISION-9 COMPASS N2k Backbone Starter Kit