Airmar B117 Bronze Thru-Hull Transducer w/Humminbird #9 Plug - 7-Pin [B117-DT-HB] Marine Navigation & Instruments | Sounder/Sonar Modules you're left with unequaled corrosion

you're left with unequaled corrosion protection

Chirp: Low/High Wide

Equipped with thermometer and ignitor

From our space saving aSeries

Vertical Enhancement Makes Even The Slightest Depth Changes More Visible

Airmar B117 Bronze Thru-Hull Transducer w/Humminbird #9 Plug - 7-Pin [B117-DT-HB] Marine Navigation & Instruments | Sounder/Sonar Modules you're left with unequaled corrosionB117 Bronze Thru Hull Transducer w Humminbird #9 Plug 7 Pin The B117 features our 50 200 kHz, dual frequency, single ceramic element in a low profile housing. The nearly flush design minimizes drag with only 5mm (3 16") extending outside of the hull. The plastic P319 and stainless steel SS60 models are also available to accommodate all hull materials. Features Industry standard for low profile transducers Depth and temperature Good target detail in