| Power |
| | Nominal voltage (volts DC) | 12V and 24V systems | |
| | Absolute voltage range (volts DC) | 10.7 ? 32 volts | |
| | Power consumption (typical) watts | 30W | |
| Physical |
| | Dimensions (WxHxD) mm | 273x62x187 | |
| | Product weight kg (lbs) | 1.0 (2.2) | |
| | Mounting methods | 4 keyhole mounting tabs | |
| Connections |
| | Power | Yes, twist-lock 3-pin | |
| | Transducer | Yes, twist-lock multi-pin for depth, speed, water temperature | |
| | SeaTalk hs | RJ45 for E-Series and G-Series | |
| | hsb2 | 4-pin for C-Series and Pathfinder Plus | |
| Environmental |
| | Operating temperature range | -10°C to +50°C | |
| | Non-operating temperature range | -20°C to +70°C | |
| | Humidity | up to 95% at 35°C non-condensing | |
| | Waterproofing standard | CFR46 and IPX6 | |
| Key Features |
| | Nominal output power | 1000 or 600 watts (depends on transducer type) | High Performance Transducer Required for 1Kw output. The DSM300 automatically adjusts output power for 600 watt and 1Kw transducers |
| | Frequency | dual 50kHz/200kHz | |
| | Pulse length | 100 µsec to 4 msec | |
| | Max. transmit rate | 1580 pulses/min @ 15m (50') range | |
| | Gain | auto/manual | |
| | Range scales | 26 scales (2 to 1700m) | |
| | Range control | auto/manual/range with shift | |
| | Zoom size | auto/manual x2, x3, x4, xR (user selectable) | |
| | A Scope | 3 modes. Displays sonar returns in real time | Bottom coverage display shows the diameter of the transducer beam where it meets the bottom. |
| | Bottom lock | full/split (adjust range) | |
| | White line | Yes | |
| | Background color options | classic/blue, classic/black, classic/white, sunburst, greyscale, inverted greyscale, copper, night vision | |
| | Scroll speed | auto/manual (10-100%) | |
| | Variable range marker | Yes | |
| | Alarms | fish/shallow/deep | |
| | Depth ID | Yes |