

The Garmin GT51M-TM is a transom-mount combined DownVü and SideVü CHIRP 500W transducer operating at 260kHz and 455kHz.
This model also acts as a standard 600W CHIRP transducer in the Medium band at 80-160kHz.
| Feature | Specification |
|---|---|
| Part Number | 010-01966-01 |
| DownVü and SideVü CHIRP Frequency Bands | 245-275 kHz; 445-465 kHz |
| Standard CHIRP Frequencies | Medium Band 80-160kHz |
| Power Rating | 500W RMS DownVü and SideVü CHIRP; 600W RMS Standard CHIRP |
| Housing | Transom mount, for transom angles from 0-70° |
| Beam Width | 2.0°x51° @ 260kHz; 1.4°x29° @ 455kHz; 13-24° in Medium band |
| Temperature Sensor | Integrated into transducer |
| Transducer Cable | 30 ft with Garmin orange 12-Pin connector |
| Hole Size | Holes needed for bolts, transducer cable |
| Weight | 1.12kg (2.47lb) |
| Overall Height | 62mm (2.5") |
| Overall Length | 228mm (9.0") |
| Hull Material | Any |