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Humminbird

XTM 9 HW MDI T - HELIX MEGA DI+, Dual Spectrum CHIRP w/ Temp Trolling Motor Transducer

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

Trolling Motor

Mount transducer for Humminbird HELIX

Mega Down

Imaging+ supports 800 kHz, 455

Dual Spectrum

A 150–220 kHz CHIRP range

Includes Built-in

Temperature sensor

Trolling Motor

Installation

$279.99
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SKU: 1102962

Overview

Built for anglers who want sonar performance integrated at the trolling motor, this transducer combines MEGA Down Imaging+ with Dual Spectrum CHIRP 2D sonar for a detailed view of what’s below. It supports 800 kHz, 455 kHz, and 1.2 MHz imaging, along with a CHIRP range of 150–220 kHz, giving it a broad set of viewing options for different water conditions and fishing setups. The built-in temperature sensor adds another useful data point when monitoring changing conditions on the water. This is a purpose-driven choice for boaters looking to pair a trolling motor mount with advanced sonar capability.

Why Hunters Choose the Humminbird

Trolling Motor

Mount design supports clean installation

Mega Down

Imaging+ includes 800 kHz, 455

Dual Spectrum

CHIRP 2D sonar offers a

Built-in Temperature

Sensor adds useful water condition

Humminbird-branded Transducer

For HELIX MEGA DI+ compatibility

Key Features

  • Trolling motor mount transducer for Humminbird HELIX MEGA DI+ systems.
  • MEGA Down Imaging+ supports 800 kHz, 455 kHz, and 1.2 MHz frequencies.
  • Dual Spectrum CHIRP 2D sonar with a 150–220 kHz CHIRP range.
  • Includes a built-in temperature sensor.
  • Designed for trolling motor installation.

Best Used For

  • Trolling motor anglers needing MEGA Down Imaging+ and Dual Spectrum CHIRP sonar in one transducer
  • Users who want a built-in temperature sensor for monitoring water conditions while trolling
  • Boat setups requiring trolling-motor mount compatibility with HELIX MEGA DI+ units
  • Anglers focused on detailed sonar coverage with 800kHz, 455 kHz, and 1.2 MHz imaging options

Specifications

Built In Temperature SensorYes
Dual Spectrum Chirp 2d Sonar150-220kHz
Mega Down Imaging800kHz/455 kHz and 1.2 MHz
Mount TypeTrolling Motor Mount
Product CategoryElectronics
Product SubcategoryMarine Electronics

Pros

  • Trolling motor mount design supports clean installation on compatible setups.
  • MEGA Down Imaging+ includes 800 kHz, 455 kHz, and 1.2 MHz sonar frequencies.
  • Dual Spectrum CHIRP 2D sonar offers a 150–220 kHz CHIRP range.
  • Built-in temperature sensor adds useful water condition data.
  • Humminbird-branded transducer for HELIX MEGA DI+ compatibility.

Considerations & Trade-offs

  • Designed specifically as a trolling motor mount, so it is not a universal sonar solution for every installation style.
  • Compatibility depends on the HELIX MEGA DI+ / Dual Spectrum CHIRP setup it is intended for, so it should be matched carefully to the display and system requirements.
  • The built-in temperature sensor adds useful data, but it also means the unit is focused on sonar and temperature sensing rather than broader multifunction features.
  • Its feature set is specialized for MEGA Down Imaging+ and Dual Spectrum CHIRP use, which may be more than needed for simpler sonar setups.

Suggested Comparisons

  • Trolling motor transducer
  • Down imaging sonar accessory
  • CHIRP sonar transducer
  • Fish finder mounting accessory

Suggested Accessories

  • Trolling motor transducer mount
  • Sonar cable management accessories
  • Fish finder mounting hardware
  • Transducer installation accessories

Frequently Asked Questions

What type of mount is this transducer designed for?

It is a trolling motor mount transducer.

What sonar technologies does it support?

The product description lists MEGA Down Imaging+ and Dual Spectrum CHIRP 2D Sonar.

What frequencies are listed for MEGA Down Imaging+?

The provided description lists 800 kHz, 455 kHz, and 1.2 MHz.

Does it include a temperature sensor?

Yes. The short and long descriptions both state that it includes a built-in temperature sensor.

Is this compatible with a specific Humminbird model or series?

The title identifies it as a HELIX MEGA DI+, Dual Spectrum CHIRP with Temp Trolling Motor Transducer, but the provided data does not list specific compatibility details beyond that.