Raymarine RVM-420 RealVision MAX Through Hull Transducers (Pair) 

RVM-420 Transducer Pairs
600-Watt traditional CHIRP
High-performance Down and SideVision ceramics
High-speed housings with isolation plates

RVM-420 port and starboard pair accommodates hulls with a deadrise between 15° and 25°

MANUALS AND GUIDES