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Humminbird

XTM 9 MDI T - Trolling Motor HELIX MEGA DI Transducer

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

Trolling Motor

Mount transducer for Humminbird HELIX

Supports Mega

Down Imaging and Digital CHIRP

Includes 25/42

Degree and 45/75 degree beam

Operates 455

KHz, 800 kHz, and 1.2

Includes Built-in

Temperature sensor

$209.99
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SKU: 1096975

Overview

Designed for trolling-motor mounting, this transducer supports MEGA Down Imaging and Digital CHIRP Dual Spectrum for anglers who want compatible sonar performance from the bow. It includes 25/42 degree and 45/75 degree coverage options, along with 455 kHz, 800 kHz, and 1.2 MHz frequencies. Built-in temperature adds another layer of on-water information for interpreting conditions while fishing. This is a focused accessory for users setting up a Humminbird HELIX MEGA DI system on a trolling motor.

Why Hunters Choose the Humminbird

Trolling Motor

Mount design for HELIX MEGA

Supports Mega

Down Imaging for detailed underwater

Digital Chirp

25/42 and 45/75 degree coverage

Operates 455

KHz, 800 kHz, and 1.2

Includes Built-in

Temperature sensor

Key Features

  • Trolling motor mount transducer for Humminbird HELIX MEGA DI systems.
  • Supports MEGA Down Imaging and Digital CHIRP Dual Spectrum sonar.
  • Includes 25/42 degree and 45/75 degree beam options.
  • Operates at 455 kHz, 800 kHz, and 1.2 MHz.
  • Includes built-in temperature sensor.

Best Used For

  • Anglers using a trolling motor mount for Humminbird HELIX MEGA DI sonar setups
  • Users needing MEGA Down Imaging with Digital CHIRP Dual Spectrum compatibility
  • Boaters wanting 25/42 and 45/75 degree coverage options for sonar scanning
  • Operators who want built-in temperature readings integrated with the transducer

Specifications

Beam Angles25/42 Degree and 45/75 Degree
Built In TemperatureIncluded
Frequencies455kHz/800 kHz and 1.2 MHz
ImagingMEGA Down Imaging and Digital CHIRP Dual Spectrum
Mount TypeTrolling Motor Mount

Pros

  • Trolling motor mount design for HELIX MEGA DI compatibility
  • Supports MEGA Down Imaging for detailed underwater viewing
  • Digital CHIRP Dual Spectrum with 25/42 and 45/75 degree coverage
  • Operates at 455 kHz, 800 kHz, and 1.2 MHz
  • Includes built-in temperature sensor

Considerations & Trade-offs

  • Designed specifically as a trolling-motor mount transducer, so it is intended for that setup rather than a universal mounting option.
  • The listed sonar coverage and frequency options are specialized for MEGA Down Imaging and Digital CHIRP Dual Spectrum use, which may be more than needed for simpler electronics setups.
  • Built-in temperature is included, but no additional mounting hardware or accessory details are provided here, so installation requirements should be verified before purchase.

Suggested Comparisons

  • Trolling motor transducers
  • Down imaging transducers
  • CHIRP sonar transducers
  • Fish finder accessories

Suggested Accessories

  • Trolling motor mounting hardware
  • Transducer cable management accessories
  • Fish finder display accessories
  • Temperature sensor accessories

Frequently Asked Questions

What type of mount does this transducer use?

It is a trolling motor mount transducer.

What sonar features are listed for this model?

The listed features are MEGA Down Imaging and Digital CHIRP Dual Spectrum.

What frequencies and beam angles are provided in the product data?

The product data lists 455 kHz, 800 kHz, and 1.2 MHz, along with 25/42 degree and 45/75 degree beam angles.

Does this transducer include temperature sensing?

Yes. The product description says it includes built-in temperature.

Is this transducer identified as compatible with a specific Humminbird series?

The title identifies it as a Humminbird XTM 9 MDI T - Trolling Motor HELIX MEGA DI Transducer, but no additional compatibility details are provided in the source data.