Depth transducer w/ temp, MFG# 000-0136-00, 50/200KHz, 1000 Watt, 14x23/3x5 deg beam angles, w/ temp sensor. Airmar B258 bronze thru-hull (1.2" shaft) with hi-speed fairing block. Includes connector for BSM-1 sounder module, used on NS Series units.
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