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ST850 Transducer

Low-profile through-hull speed/temp sensor.

A Speed/Temperature sensor for instruments and as an add-on for fishfinder transducers. The ST850 is sold with a plastic housing only. Bronze and stainless steel housings are available for separate purchase.

Specifications

Type Instrument transducer
Mounting Low-profile through-hull
Housing Urethane
Hull Aperture2" (51mm)
Usable Shaft Length2.25" (57mm)
Cable Length 10 meters
Mix and Match Χ
Temperature Sensor
Speed Sensor
Retractable Insert Χ
Tilted Χ
Status In production
Reference Page View the ST850 page on the Airmar website

Documents

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Available Versions

These transducers have a permanently attached 10 meter cable.

Cable ConnectorGemeco Part #Airmar Part #Equipment
ST850-P-031-590-1-41No connector
ST850-P-6FUR31-590-2-41Furuno 6-pin
ST850-P-8YG31-590-19-02Garmin blue 8-pin, ships with Y-cable
ST850-P-YS31-590-12-41Older Simrad 7-pin, ships with Y-cable

Replacement Parts

PartAirmar Part #Description
02-030Bronze Hull Nut
02-131-01Bronze Cap Nut
04-004Plastic Hull Nut
04-234-1Plastic Cap Nut
33-092-01P314 Plastic Taper-Flush Housing
33-113Paddlewheel Kit
33-217P217 Plastic Square-Lip Flush Housing
33-522-01Blanking Plug
33-536-01Paddlewheel Kit with Valve