Raymarine Nylon Depth Thru-Hull for ST40

P7 Plastic Flush Thru-hull Mount Transducer with 30' Cable (E26009) by Raymarine. Measures: Depth. Frequency: 200kHz. Max Power: 250W. Accommodates Deadrise: 0° - 12°. Tilt: 0°. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver great quality at an affordable cost. Features The Raymarine Nylon Depth Thru-Hull is compatible with the following: ST40 Instruments Compatible hull material: Aluminum and fiberglass Cable: 30ft (10m) Cable Hole Diameter for installation: 2" Depth Only Engineered to high standards High-grade design delivers extended lifespan Made with premium materials Includes Transducer 30' Cable