HD-MAX II Dual-Frequency Echo Sounder

15,000,000.00 VAT

The HD-MAX II Dual-Frequency Echo Sounder delivers unmatched accuracy and efficiency for hydrographic surveys, dredging, high-turbidity mapping, and deep-water bathymetry. Featuring 24kHz/200kHz transducers, real-time sound velocity calibration, a rugged IP66 magnesium-alloy housing, and a powerful 15″ Windows-based control unit, it ensures precise, stable, and reliable underwater measurements in any environment.

Description

The HD-MAX II Dual-Frequency Echo Sounder is a high-performance hydrographic surveying system designed for professionals who demand accuracy, durability, and seamless workflow integration. Built with a robust magnesium-alloy housing and engineered to operate in the harshest marine environments, it provides reliable and precise underwater depth measurements across a wide range of applications—including dredging, siltation measurement, deep-water bathymetry, high turbidity environments, and submarine terrain mapping.

Powered by advanced dual-frequency technology (24kHz & 200kHz), the HD-MAX II delivers exceptional detail and penetration, allowing operators to capture accurate shallow and deep-water profiles simultaneously. Its integrated temperature sensor automatically calibrates sound velocity in real-time, ensuring consistent and reliable results even in dynamic water conditions. With a rapid 50Hz ping rate and adaptive depth algorithm, the system provides fast, stable data acquisition across complex underwater landscapes.

Designed for maximum usability, the HD-MAX II features a bright 15-inch high-resolution display, intuitive physical controls, and an optimized software interface that simplifies data collection, survey planning, deployment, and post-processing. The integrated Windows 10-based host computer includes 16GB RAM, a fast 2.0GHz quad-core processor, and 128GB + 1TB SSD storage, enabling efficient onboard processing of high-volume survey datasets.

Field teams benefit from its robust connectivity options, including PPS, Trigger, RS232, RJ45, HDMI, USB, and multi-format data output compatible with leading hydrographic standards such as NMEA 0183, DESO 25, Echotrac, ODOM, Bathy, and Knudsen. The IP66-rated enclosure ensures long-term durability against dust, water spray, and challenging weather conditions.

With broad compatibility, wide depth range (0.15–300m @ 200kHz and up to 2000m @ 24kHz), industry-leading accuracy of ±0.01m, and advanced hydrographic processing tools, the HD-MAX II sets a new standard for professional underwater surveying. Whether you’re managing dredging projects, mapping seafloors, monitoring sedimentation, or conducting inland water studies, this powerful echo sounder delivers reliable, high-precision results every time.

Additional information

General

Model: HD-MAX II

Product Type: Dual-Frequency Echo Sounder

Applications: Bathymetry, dredging, sediment removal, high turbidity measurements, deep-water surveys, submarine topography

Echo Sounder Unit

Dimensions: 441 × 105 × 324 mm

Weight: 8.1 kg

Housing Material: Magnesium alloy

IP Rating: IP66

Ping Rate: 50 Hz

Power Consumption: 50W

Input Power: 10–30 VDC, 110–240 VAC

Operating Temperature: -5°C to +55°C

Storage Temperature: -20°C to +60°C

Display / Control Unit

Screen Size: 15 inches

Resolution: 1280 × 1024 @ 60Hz

CPU: 2.0 GHz quad-core

RAM: 16 GB

Internal Storage: 128 GB SSD + 1 TB SSD

Operating System: Windows 10

Connectivity & Interfaces

Interfaces:

PPS ×1

Trigger ×1

RJ45 ×1

RS232 ×3

USB ×3

HDMI ×1

Transducer ×1

Power ×1

Supported Data Formats:

NMEA 0183

Echotrac

ODOM

Knudsen

Bathy

DESO 25

Transducer (High Frequency Channel – 200kHz)

Frequency: 200kHz

Depth Range: 0.15–300 m

Accuracy: ±0.01 m ±0.1% of depth

Resolution: 1 cm

Beam Angle: 6.9° ± 2°

Temperature Sensor: -55°C to +125°C, 0.5°C resolution

Transducer (Low Frequency Channel – 24kHz)

Frequency Range: 10–50 kHz

Operating Frequency: 24kHz

Depth Range: 1–2000 m

Accuracy: ±0.1 m ±0.1% of depth

Resolution: 10 cm

Beam Angle: 34.1° ± 3°

Software

Included Software Functions:

Project management

Navigation & basemap

Coordinate system support

Multi-sensor integration

Real-time data acquisition

Planned deployment

Data processing

Multi-sensor calibration

Data export (multiple formats)

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