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PRODUCT DESCRIPTION
Charpie Underwater ROV is a professional-grade, modular underwater robot designed for reliable inspection and exploration. Available in three- or six-thruster configurations, it delivers precise control and strong maneuverability. An open-source software architecture and expandable accessory ecosystem enable flexible customization for diverse missions. Equipped with a tilt-adjustable 1080p HD camera and 3,000-lumen dimmable lighting, Charpie ROV provides clear, stable visuals even in challenging underwater environments. Deployed in numerous operations worldwide, it is a trusted platform for commercial and research applications.
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BUILD THE ROV YOU NEED
CharpieROV features a rugged, open-frame design optimized for modular expansion. The structure supports rapid integration of tools such as grippers, imaging sonar, and custom sensors, with an optional payload skid for larger or additional payloads, including extended battery modules. Designed as a flexible underwater platform, CharpieROV supports a broad range of applications, including: ● Search and recovery |
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CONFIGURING YOUR NEEDS
The HX-300-B is our most affordable ROV model, powered by an onboard battery system. It supports manual control, depth-hold, and heading-hold operation, and can be equipped with a wide range of payloads—including a manipulator arm, sonar, and water quality sensors. With support for secondary development and customization, it is an ideal choice for university research, individual users, and applications that do not require long-duration operations.
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Comparing HX ROVs
| Category | HX-300-Mini![]() |
HX-300-B(Battery Powered) HX-300-S(Surface Powered) ![]() |
HX-300-Pro![]() |
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| Frame Parameters | Dimensions (mm) | 522 * 203 * 240 | 507 * 379 * 280(B) 432 * 327 * 194(S) |
Customizable |
| Weight (kg) | 9 | 12.5(B) 7.7(S) |
Customizable | |
| Operating Depth(m) | 300(Standard) deeper depths supported via customization |
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| Propulsion System | Thrusters | 2 Horizontal 1 Vertical | 4 Horizontal 2 Vertical | 4 Horizontal 2 Vertical |
| Max Speed | 4 knots | |||
| Payload Capacity | 5kg | 10kg | 30kg | |
| Control System | Main Processor: STM32F427,32-bit ARM Cortex-M4, running NuttX RTOS. 3-Axis Gyroscope x2(MPU6000+L3GD20H) 3-Axis Accelerometer x2(MPU6000+LSM303D) |
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| Control Modes | Depth Hold/Auto-Level/Manual | |||
| Camera & Lighting | Underwater Lights | Standard:2×1500 LM high-brightness LED lights, adjustable brightness(Customizable) | ||
| Camera | Gimbal Tilt:±50° Sensor: Sony IMX219 Pixel:8MP CCD Size: 1/4″ Aperture(F):2.0 Focal Length:3.04 mm Field of View: 76° Focus: Manual Video Support:1080p30/720p60/640 * 480p90 |
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| Comm. & Power Supply | Power Method | Optional: Battery or Surface Power | ||
| Endurance | Battery:2.5-8 hours Surface Power: Theoretically Unlimited |
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| Cable | Standard: 100m(Reel purchased separately) Customizable up to 2 km |
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| Remote Control | Surface Unit | Standard | ||
| Computer | User-provided(Windows 10+ or Ubuntu 22.04+) | |||
| Software | Standard(Compatible with MAVLink protocol) | |||
| Optional Configurations | Manipulator/GoPro/Auxiliary Camera/ Imaging Sonar /Altimeter/ Pipe Sonar/ Underwater Positioning/ Water Quality Sensor/etc. | |||
| Customization | Communication Interfaces: USB/RS-485/ RS-232/ UART/ Ethernet, etc. Power:5VDC/12VDC/24VDC/220VAC,etc. | |||
Find the Package for You
Battery Powered |
Surface Powered |
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ROV |
√ | √ |
100-meter Tether |
√ | √ |
Connection line |
√ | √ |
Surface unit |
√ | √ |
Controller |
√ | √ |
Battery |
X | √ |
Balance charger |
X | √ |
System Connection Diagram

Optionals
- Cable reel (S, for 100 to 300 meters of cable)
- Portable Rugged Surface Unit (14.4″ high-brightness display, mini-PC, remote communication module)
- Manipulators
- Altimeter
- Mechanical Scanning Sonar
- Multi-beam forward-looking imaging sonar
- SBL underwater positioning
- USBL underwater positioning
- Water quality sensors (PH, DO, etc.)
- Backup Battery
- Customized PelicanTransportation Case
Data Sheet: HX-300-II











