Humminbird HDR 650 Black, White, or Chrome Bezel w/TM Tranducer

Description

The Humminbird HDR 650 is a simple digital depth sounder for boats that need an independent depth reading at the helm. Its 1.25-inch backlit LCD keeps the display small, while the included transom-mount transducer makes the package ready for a basic installation. It is designed for depth only, not charting, GPS navigation, or side-looking sonar.

The HDR 650 accepts 10-20V DC, so it fits common 12V boat systems and tolerates the listed voltage range. Its 54mm mounting hole works in a compact instrument panel, and IPX7 protection suits a wet helm. The included transducer provides the depth input directly to the gauge, so there is no NMEA 2000 backbone or separate network display to configure. This is a straightforward depth instrument for small boats and simple installations.

Key Features

• 1.25-inch backlit LCD – Shows the current depth in a compact instrument format.
• Transom-mount transducer included – Makes the package ready for a basic depth installation.
• 10-20V DC input – Fits common small-boat electrical systems.
• 54mm mounting hole – Requires only a small panel opening.
• IPX7 protection – Suits wet marine instrument locations.

Who Is This For?

This digital depth sounder suits small fishing boats, runabouts, skiffs, and boats that need a simple independent depth reading. It is not ideal for buyers wanting charts, speed, temperature, NMEA networking, or detailed fishfinder views.

Compatibility

Confirmed compatibility includes the supplied Humminbird transom-mount transducer and the unit’s direct depth-sounder connection. The supplied information does not identify NMEA 2000, NMEA 0183, radar, autopilot, Garmin, Raymarine, Simrad, or third-party transducer compatibility. No named incompatible system was provided; verify the mounting and wiring requirements before installation.

Technical Specifications

• Brand: Humminbird
• Model: HDR 650 Digital Depth Gauge, 407860-1
• Display: 1.25-inch backlit LCD
• Sonar: Transom-mount transducer included
• Function: Digital depth reading
• Voltage: 10-20V DC
• Mounting hole: 54mm / 2.125 inches
• Water rating: IPX7
• Bezel options: Black, white, or chrome
• Warranty: 1-year manufacturer warranty

Warranty & Support

Humminbird provides a 1-year manufacturer warranty. The supplied specifications do not state warranty exclusions or service procedures.

The HDR 650 is the simplest depth package in this group, with the gauge and transom sensor included and no network configuration to sort out. The trade-off is limited information: it only displays depth and cannot share data with a modern NMEA 2000 system. Choose it for a small boat that needs a basic depth reading, not for a networked instrument upgrade.