Navico XSONIC TM185M Transom Mount Transducer
Navico XSONIC TM185M Transom Mount Transducer — Product description
Discover Superior Fishfinding with the TM185M Transom Mount Transducer
Anglers chasing trophy fish in open waters or navigating murky freshwater lakes know the value of crystal-clear sonar imagery. The TM185M stands out as a reliable choice for boaters seeking an affordable yet powerful upgrade to their fishfinder setup. With its medium-frequency CHIRP technology sweeping from 85 to 135 kHz, it excels at separating fish targets from clutter, even in challenging conditions like shallow bays or sediment-heavy rivers.
Perfect for smaller vessels up to 25 feet, this transom-mounted unit delivers impressive performance without the complexity of thru-hull installations. Its rugged urethane housing withstands rough seas and repeated launches, ensuring consistent results trip after trip.
Why Medium CHIRP Technology Changes the Game
Unlike traditional fixed-frequency sonar that can miss subtle details, CHIRP transmits a continuous sweep of frequencies. This results in sharper images, better target separation, and deeper penetration—up to 1,500 feet in ideal conditions. For offshore pursuits targeting species like snapper or grouper, or freshwater hunts for walleye in weedy shallows, the TM185M provides the resolution you need to mark fish with confidence.
Paired with compatible Navico chartplotters and sounders, it also tracks water temperature, helping you locate bait schools and thermoclines where big catches hang out.
Effortless Installation for Weekend Warriors
Setting up the TM185M is straightforward, making it ideal for DIY enthusiasts. Mount it securely on your transom with hull deadrise angles from 2 to 20 degrees—no hull modifications required. The lightweight design (just over 1 pound) simplifies handling, and the included hardware ensures a watertight seal.
Pro tip: Position it outside the boat's wake path for optimal readings, and route cables away from electrical interference. Most installs take under an hour, getting you back on the water faster.
Real-World Applications for Every Angler
Offshore anglers appreciate its power handling up to 1 kW, punching through saltwater layers to reveal structure and fish at medium depths. Freshwater users love how it cuts through mud lines to spotlight crappie or bass holding near drop-offs.
- Offshore Trolling: Spot pelagic species with unmatched clarity.
- Inshore Flats: Detect fish hugging the bottom in skinny water.
- Lake Fishing: Track schools in stained water during dawn patrols.
Its high-performance build shines in demanding environments, from pounding waves to trailer launches.
Care and Longevity Tips
To maximize lifespan, rinse with fresh water after saltwater use and inspect the face for marine growth. Store in a cool, dry place during off-seasons. With proper maintenance, expect years of dependable service backed by a solid manufacturer warranty.
Frequently Asked Questions
What boats is the TM185M transducer best suited for?
It's designed for smaller boats up to 25 feet long, with transom mounting that works on hulls with 2 to 20 degrees deadrise.
How deep can the TM185M detect fish?
It performs reliably up to 1,500 feet in optimal conditions, thanks to its 1 kW power and medium CHIRP frequencies.
Does it measure water temperature?
Yes, it includes temperature sensing alongside depth and fishfinding capabilities.
Is installation difficult for beginners?
No, it's user-friendly with simple transom mounting and basic tools needed—most users complete it quickly.
What makes CHIRP better than standard sonar?
CHIRP uses a range of frequencies for wider cones, sharper images, and superior target ID compared to single-frequency sonar.
Can it handle saltwater fishing?
Absolutely, its durable urethane housing is built for harsh marine environments.
What frequency range does it cover?
It operates from 85 to 135 kHz, ideal for medium-depth scanning in various water types.
This economical Chirp transducer is designed for offshore fishing and freshwater anglers. Operating at a frequency range of 85 to 135 Kilohertz, these transducers reveal fish in shallow, murky waters at medium depths (up to 1,500 Feet) along with ultra-clear target resolution.
Simrad 0013998001 Attributes
- Mounting Location: Transom Mount
- Depth: 1500 Feet
- Power Rating: 1000 Watt
- Frequency Range: 85-135 kHz Medium Frequency CHIRP Transducer
Simrad 0013998001 Features & Benefits
- Economical Chirp Transducer Is Designed For Offshore Fishing And Freshwater Anglers
- Operating At A Frequency Range Of 85 To 135 Kilohertz
- High-Performance Products Proven In The Harshest Of Environments
- Easy To Install
- Limited 2 Year Warranty
Simrad 0013998001 Warranties
XSONIC TM185M Transom Mount Transducer
As Chirp continues to redefine recreational fishing, AIRMAR has expanded the lineup of single band transducers to satisfy the growing demand for this game changing technology. The TM185M, an economical Chirp transducer, is designed for offshore fishing and freshwater anglers. Operating at a frequency range of 85-135 kHz, these transducers reveal fish in shallow, murky waters at medium depths (up to 1,500 feet*) along with ultra-clear target resolution.
Designed for smaller boats up to 25’, the TM185M is available as a transom-mount transducer.
Features:
- Depth & Temperature
- Chirp Technology
- 1 kW
- High-Performance
- Urethane Housing
- Exclusive Transducer ID®
- Weight: 0.45 kg (1.1 lb)
- Hull Deadrise: 2° to 20°
- Acoustic Window: Urethane
Lowrance TM185M Medium CHIRP Model: 000-13998-001 This economical Chirp sensor is designed for offshore fishing and freshwater anglers. Operating in the frequency range of 85...
SKU: NVN-66834
MPN: 000-13998-001
UPC: 9420024165928
Technical specifications
| Brand | Navico |
| Model | Navico XSONIC TM185M Transom Mount Transducer |
| SKU / MFR# | 66834 |
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