The Garmin GT15M-THF 0 Degree 600W SS Thru-Hull Transducer is a high-performance, flush-mounted sonar solution for midsize fishing and cruising boats. It delivers clear mid-band CHIRP readings through a low-drag thru-hull design, helping you identify fish arches, structure, and bottom depth with confidence.
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Transducer Type: Thru-hull, 0°
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Transducer Power: 600 W
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Transducer Frequency: Medium band CHIRP (85–165 kHz)
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Transducer Beam Width: 24°–16°
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Maximum Depth: 1,200 ft (saltwater); 1,900 ft (freshwater)
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Cable Length: 50 ft
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Housing Material: Stainless steel
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Deadrise / Transom Angles: 0°–20° (tilt options)
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Mounting: Through-hull flush mounting minimizes drag and optimizes beam orientation for cleaner sonar returns
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Auto-ID Technology: Plug-and-play operation that automatically configures the sonar to the transducer
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Hull Compatibility: Configurable for fiberglass, composite, steel, aluminum, and wood hulls; tilt versions available to accommodate deadrise angles from 0° up to 20°
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In the Box: GT15M-THF transducer, jam nut, washer, thread isolator, hull isolator, documentation
With this transducer, you gain precise deep-water performance and reliable readings across a range of hull types, backed by a rugged stainless steel build designed to endure demanding marine conditions. The combination of 85–165 kHz CHIRP, clear target separation, and broad coverage helps you distinguish fish, structure, and bottom contours in both saltwater and freshwater environments. Auto-ID simplifies setup, while the 0° through-hull mounting and tilting options ensure optimal beam alignment for your vessel’s deadrise, delivering dependable sonar performance on every trip.
