Si-Tex Transom Mount Transducer f/ES502 492/50/200ST. at 50 kHz 12 deg. at 200 kHz Housing: Plastic Mount: Transom Plug: 8 Cable: 30' Temp: Yes Speed: Yes For SI-TEX model: ES502 Specifications for Si-Tex 492/50/200ST Transom Mount Transducer f/ES502: Manufacturer: Si-Tex Color: Black Frequency Band: 200 kHz Cable Length: 30 ft Features of Si-Tex 492/50/200ST Transom Mount Transducer f/ES502 Mounting Style: Transom Frequency: 50/200 kHz Speed Included: Yes Temperature: Yes Cable Length (Feet): 30' Pins: 8 Package Contents: Si-Tex 492/50/200ST Transom Mount Transducer f/ES502 Si-Tex 492/50/200ST-ES: Transom Mount Transducer f/ES502 492/50/200ST