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Humminbird

SH-B04T

Through-hull plastic transducer 50/200 kHz (XTH-9-DB-74-P)

The Humminbird XTH-9-DB-74-P through-hull plastic transducer offers dual-frequency 200/50 kHz detection capability. Designed for through-hull installation, it provides stable readings of depth and underwater structures.

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£313.51 GBP

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Prices exclude import taxes. DAP delivery: import taxes are paid on delivery.

Available in stock

Free pickup point from €150 in France
Pickup at Skysat possible

Custom installation

Trust Skysat to install the equipment on board

Request a quote

Installers near you

thanks to our network of approved installers

Find an installer

Support service

Opt for additional installation assistance

Technical specifications

Fishing type

Sea, Lake, River

Detailed description

The through-hull plastic transducer Humminbird XTH-9-DB-74-P is designed for underwater detection. This model uses dual frequencies of 200/50 kHz, providing versatility for different depths and seabed types.

Design and installation

As a through-hull transducer, the XTH-9-DB-74-P model is installed directly through the boat's hull. Its plastic construction makes it suitable for fiberglass hulls. The through-hull installation allows for more stable readings with less turbulence compared to transom-mount transducers, which improves the accuracy of depth sounder data.

Dual frequency 200/50 kHz

The Humminbird XTH-9-DB-74-P transducer's dual frequency capability of 200/50 kHz allows adaptation of detection to specific needs. The 50 kHz frequency is typically preferred for deep-water penetration, while the 200 kHz frequency provides higher resolution for identifying structures and fish in shallower waters.

Documentation

Type	Nom
	Humminbird — 2023 Accessories Guide (EN), XTH 9 DB 74 P / 710185-1 line

Expert opinion

« Through-hull Humminbird 50/200 kHz transducer: Strategic choice for deep detection »

The Humminbird XTH-9-DB-74-P through-hull plastic transducer is a relevant choice for recreational boats with fiberglass or wooden hulls requiring an integrated and high-performance underwater detection solution.

The integration of dual frequencies, 50 kHz and 200 kHz, provides versatility suited to various fishing and navigation conditions. The 200 kHz frequency is particularly effective for high-resolution imaging in shallow waters, allowing precise distinction of bottom structures and fish schools near the surface. For deep-water exploration and detection of distant targets, the 50 kHz frequency ensures better signal penetration and increased range.

Installing a through-hull transducer requires careful attention. It involves drilling a hole in the hull and ensuring flawless waterproofing to guarantee vessel safety. It is essential to select an underwater location free from potential turbulence sources, such as the keel, propeller, or other appendages, to optimize transducer performance. As a plastic transducer, this model is specifically designed for non-metallic hulls. Its use on aluminum or steel hulls is not recommended; bronze or stainless steel transducers are then required.

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Through-hull plastic transducer 50/200 kHz (XTH-9-DB-74-P)

£313.51 GBP

Frequently Asked Questions

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What type of transducer is this and how is it installed?

This transducer is a through-hull plastic model (XTH-9-DB-74-P) by Humminbird. It is designed to be installed directly through the hull of your boat. This type of installation generally provides more stable readings and is less prone to turbulence compared to transom-mount transducers.

Is this transducer compatible with all types of boat hulls?

No, due to its plastic construction, this through-hull transducer is specifically designed for fiberglass hulls. For other hull materials, check compatibility or choose a stainless steel or bronze transducer.

For which depth ranges is this depth sounder most effective?

Thanks to its dual frequency, this transducer is versatile:

The 50 kHz frequency is ideal for deep-water penetration, allowing detection of the seabed at great depths. The 200 kHz frequency provides higher resolution, which is particularly useful for identifying structures and fish in shallower waters. It is designed for use with fishfinder models supporting extended depth ranges.

Which Humminbird fishfinder models is this transducer compatible with?

The XTH-9-DB-74-P transducer is compatible with multiple Humminbird models, including:

The Combo models 1159ci HD XD, 859ci HD XD, 678c HD XD, 688ci HD XD, 959ci HD XD. All HELIX models, except: HELIX 7 SONAR G2, HELIX 7 SI GPS, HELIX 7 DI GPS, HELIX 7 SONAR GPS, HELIX 7 DI, HELIX 5 DI G2, HELIX 5 SI GPS, HELIX 5 DI GPS, HELIX 5 SONAR GPS, HELIX 5 DI, HELIX 5 SONAR.