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Humminbird

XM 14 HW CMSI T - Compact MEGA Side Imaging+ Transducer

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

Compatible Apex,

APEX, XPLORE, and SOLIX G3

Transom Mount

Transducer for Humminbird systems

Built-in Temperature

Sensor included

Mega Side

455 kHz and 1.1 MHz

Down Imaging+

455 kHz and 1.1 MHz

$429.99
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SKU: 1121118

Overview

Designed for anglers who want detailed sonar imaging from a transom-mounted setup, this Humminbird transducer is built for use with APEX, XPLORE, and SOLIX G3 models. It combines MEGA Side Imaging+, Down Imaging+, and Dual Spectrum 2D CHIRP, giving you multiple viewing options for interpreting what’s below and to the sides of the boat. A built-in temperature sensor adds another useful data point on the water. Its compact design and specific model compatibility make it a focused accessory rather than a universal fit, so it’s best suited to users already running supported Humminbird systems.

Why Hunters Choose the Humminbird

Compatible Apex,

APEX, XPLORE, and SOLIX G3

Transom Mount

Design suits boats needing an

Built-in Temperature

Sensor adds water temperature data

Supports Mega

Side Imaging+ for detailed side-view

Includes Down

Imaging+ and Dual Spectrum 2D

Key Features

  • Compatible with APEX, XPLORE, and SOLIX G3 models.
  • Transom mount transducer for Humminbird systems.
  • Built-in temperature sensor included.
  • MEGA Side Imaging+ with 455 kHz and 1.1 MHz frequencies.
  • Down Imaging+ with 455 kHz and 1.1 MHz frequencies.
  • Dual Spectrum 2D CHIRP with 150–220 kHz range.

Best Used For

  • Anglers using APEX, XPLORE, or SOLIX G3 models needing a compatible transom-mount transducer
  • Boaters who want built-in temperature sensing alongside MEGA Side Imaging+ and Down Imaging+
  • Users looking for Dual Spectrum 2D CHIRP support in the 150–220kHz range
  • Those upgrading a Humminbird setup with compact transducer hardware for transom installation

Specifications

Built In Temperature SensorYes
Compatible ModelsAPEX, XPLORE and SOLIX G3
Down ImagingYes
Down Imaging Frequency455kHz and 1.1 MHz
Dual Spectrum 2d ChirpYes
Dual Spectrum 2d Chirp Range150-220kHz
Mega Side ImagingYes
Mega Side Imaging Frequency455kHz and 1.1Mhz
Mount TypeTransom mount

Pros

  • Compatible with APEX, XPLORE, and SOLIX G3 models for straightforward integration.
  • Transom mount design suits boats needing an external transducer installation.
  • Built-in temperature sensor adds water temperature data to your display.
  • Supports MEGA Side Imaging+ for detailed side-view sonar coverage.
  • Includes Down Imaging+ and Dual Spectrum 2D CHIRP frequency options.
  • Compact design may be easier to fit in tighter mounting locations.

Considerations & Trade-offs

  • Compatible only with APEX, XPLORE, and SOLIX G3 models, so it is not a universal fit across Humminbird systems.
  • This is a transom-mount transducer, which may not suit boats or setups that require a different mounting style.
  • The feature set is focused on MEGA Side Imaging+, Down Imaging+, and Dual Spectrum 2D CHIRP, so it is intended for users who need those specific sonar capabilities rather than a basic transducer.
  • The built-in temperature sensor adds useful data, but it also means the installation and setup need to account for that extra function.

Suggested Comparisons

  • Fish finder transducers
  • Transom-mount transducers
  • Side imaging transducers
  • Down imaging transducers

Suggested Accessories

  • Transom mount hardware
  • Transducer mounting accessories
  • Cable management accessories
  • Marine display compatibility accessories

Frequently Asked Questions

Which Humminbird units is the XM 14 HW CMSI T compatible with?

It is compatible with APEX, XPLORE, and SOLIX G3 models.

What type of mount does this transducer use?

This is a transom mount transducer.

Does it include a temperature sensor?

Yes. The product description states that it has a built-in temperature sensor.

What sonar features and frequencies are listed for this transducer?

It includes MEGA Side Imaging+ at 455kHz and 1.1MHz, Down Imaging+ at 455kHz and 1.1MHz, and Dual Spectrum 2D CHIRP with a range of 150–220kHz.

Is this transducer designed for a specific fishing application or boat setup?

The source data identifies it as a compact transom mount transducer, but it does not provide additional application details beyond compatibility and sonar features.