partsfan > part info
89428-24010
SENSOR, WATER TEMPERATURE
etc... 
Proper price
JPY 3,420 (excluding tax)
 
JPY 3,694 (including tax)
 
USD 30.78 (rate $1=¥120 , including tax)
Brand
Product No. (link)
FAE
 
Temperature Switch, radiator fan
search part number.