P319, plastic breakthrough transducer from Raymarine, flat, 600 W transmitting power, 200/50 kHz, height from lower hull edge: 94 mm, shaft diameter: 51 mm, for hull thicknesses 5 - 70 mm, with 9 m cable. Features: Suitable for the following hull material: Wood and GRP, Power: 600 Watt, Frequency: 200/50 kHz, Cable length: 10 m, Hull diameter: 51 mm. Suitable for the following MFDs/Fishfinders: A50D, A57D and A70D - optional adapter cable E66066 necessary, a67/e7D/e97/e127/c97/c127 - optional adapter cable E66066 necessary, DSM30, DSM300.