The Garmin GT23M-TH delivers mid-band CHIRP traditional sonar alongside CHIRP ClearVü scanning sonar in a stainless steel thru-hull mount design. Built for coastal and offshore anglers, it produces sharp fish arches with strong target separation and detailed structure imaging directly beneath the hull.

Specifications:

• Mount type: Thru-hull (TH) with stainless steel stem
• Sonar type: Mid-band CHIRP traditional sonar and CHIRP ClearVü scanning sonar
• CHIRP traditional sonar frequency range: 80–160 kHz
• CHIRP traditional sonar power rating: 600 W
• CHIRP ClearVü frequency: 260/455 kHz
• CHIRP ClearVü power rating: 500 W
• Connector: 8-pin

Resources

• Owner's Manual (PDF)

⚠️ California Prop 65 Warning: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.