Raymarine Wireless Mast Rotation Transmitter [T221]This unique transmitter compensates for the movement of a rotating mast to ensure that you get the most accurate wind readings at all times. Operating as a wireless device on a Micronet network the Mast Rotation Transmitter compares compass information from the boat with its own information and corrects the wind angle coming from a standard wind transmitter at the mast head. Features: No wires Solar powered Light weight Quick Guide (pdf)

(Large cost and weight saving in copper cables)

3 3/4″ (96 mm) PowerDamp Plus

Dimensions: L=23in

when installing the NavPilot 700 Series Autopilot

Caterpillar Loom Cable

Max Power: 30 W

DC Zero Center Analog Ammeter

they will not crack or distort with temperature extremes and come in easy to install 6' lengths

ring and thumb screw

Surface Mount 1

120 Black DC labels

Factory P/N GP9120