Power/trans-
ducer cable
Sonar unit with secondary external temperature sensor. Primary temp
Power/trans-
ducer cable
The temperature sensor is built into the transducer.
Sonar unit
rear view
Temperature sensor
built into transducer
sensor is built into the transducer.
Sonar unit
rear view
12-volt battery
Temperature sensor
built into transducer
Sonar unit with external speed sensor.
12-volt battery
SP-U speed only
12-volt battery
17
TS-2U
temperature
sensor
3-amp fuse
HST-WSU
sensor
3-amp fuse
HST-WSU