Transducer was never used buy with confidence Compatibility & Use This transducer is designed for water temperature readings and depth monitoring on boats. The 490245-6 is widely compatible with: @ • HELIX Series: Most models, excluding non-CHIRP Down Imaging (DI) units. • Legacy Models: 100, 300, 500, 600, 700, 800,900, 1100 Series (non-DI). • Portable/Other: Matrix 10-97, HDR650.
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