The ST69 is a transom-mount speed and temperature sensor with a range of 4-50 knots.
Versions are available for Impulse 4-Pin, Interphase 8-Pin, Raymarine DSM300 (with Y-cable), and Raymarine instruments.
Gemeco Marine Accessories is a wholesale distributor to thousands of marine electronics dealers throughout
the USA and abroad. Although transducers are our primary focus, we also offer a wide array of networking
components and other marine accessories.