The Garmin 010-11939-21 is a rugged bronze through-hull transducer built for serious saltwater use. It delivers deep, clear sonar across a wide range of depths and boat speeds, providing depth, speed, and temperature data for Garmin-compatible systems.
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Frequency: 85–135 kHz
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Power: 1 kW
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Beam Width: 11–16°
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Max Depth: 3000 ft
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Capabilities: Depth, Speed, and Temperature
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Connector: 8-pin Garmin-compatible connection
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# of Pins: 8
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Supported Deadrise / Transom Angles: 8–15°
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Tilt Design: 12° Tilt
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Housing Material: Bronze
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Transducer Type: Bronze through-hull (B175M TH)
Designed for demanding saltwater boats, this 8P transducer offers reliable depth readings, accurate speed data, and temperature information across a broad range of depths and speeds. The 12° tilt optimizes beam coverage and target separation, helping you read fish and structure clearly even in challenging conditions. With bronze construction and a Garmin-compatible 8-pin connector, it integrates seamlessly into Garmin sonar networks while delivering durable performance in harsh marine environments.
| Freq. Khz | Power | Beam Width (°) LF//HF (-3dB) | Max Depth (ft) | Septh,Speed,Temp | # of Pins | Supported Deadrise / Transom Angles |
| 85-135 | 1KW | 11-16 | 3000 | Depth,Temp | 8 | 8-15° Deadrise |
