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FIFISH V6 Expert
QYSEA
Not yet assessed
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FIFISH V6 Expert
QYSEAThe FIFISH V6 Expert is a professional-class compact operational ROV manufactured by QYSEA (founded 2016, Shenzhen). It is designed for underwater inspection, measurement, recovery, and utility tasks, featuring a 4K UHD camera (1/2.3" Sony CMOS, 12MP, 166° FOV), 6000-lumen lighting, 360° omnidirectional 6-DOF movement, 100m depth rating, up to 5 hours battery life, and compatibility with 20+ tool integrations including a robotic arm. The ROV is primarily human-piloted via a remote controller, with assistive autonomy features (posture lock, depth lock, station lock hovering, collision avoidance) that reduce pilot workload but do not replace the human operator performing the task. Pricing starts at $2,999 USD for the standard pack. Several extracted facts relate to unrelated research systems (RoboFish, FISH imitation learning, ExpertGen) and should not be attributed to the FIFISH V6 Expert.
Availability
Specification
- maximum speed
- 3 knots (1.5 m/s)
- battery
- 156 Wh (one source says 155.5 Wh); up to 5 hours runtime; ~1.5 hours against 1 m/s current; 90% charge in 1 hour fast charge
- weight and dimensions
- 4.6 kg; 383 × 331 × 143 mm (one older source cites 3.9 kg, likely for an earlier variant)
- payload capacity
- 5 kg
- power option
- Optional onshore power supply for continuous operation
Price
No public price — contact the supplier for a quote.
Good · Bad · Ugly
Evidence-graded claims from the QYSEA deep report
QYSEA's post-sale warranty requires shipping units back to China, and user support has been described as slow and marginal.
An independent Reddit ROV community thread [15] directly reports China-return warranty requirements and slow/marginal support as user experiences, constituting third-party evidence; however, the sample size is limited and may not reflect all customer experiences.
from QYSEA deep report →
QYSEA ROVs cover an operational depth range of 0–500 meters across the product lineup, with individual models varying (e.g., V6 PLUS at 150m).
Depth ratings are stated on official and third-party commerce pages [5][6][7][8] but have not been independently verified through third-party testing or regulatory certification documented in the dossier.
from QYSEA deep report →QYSEA's sensor and tool suite includes 4K high-frame-rate cameras, 3D laser measurement, DVL, sonar, ultrasonic testing (UT), sampling tools, and 2D/3D seafloor mapping.
These capabilities are described across official and commerce sources [1][5][6][8] for various models, but no independent benchmark, field test report, or customer validation of measurement accuracy or reliability appears in the dossier.
from QYSEA deep report →QYSEA demonstrated 5G wireless long-distance ROV control capability.
The 5G control capability is reported solely via a company news announcement [14] with no independent journalist, regulator, or customer corroboration of the demonstration's scope, range, or operational readiness.
from QYSEA deep report →QYSEA holds 150 global patents.
The 150-patent figure is self-reported via official/commerce sources [1][9] with no independent patent database verification, regulatory filing, or third-party audit cited in the dossier.
from QYSEA deep report →
About the company
Editorial directory of real robot products from leading global manufacturers. Each entry links to the manufacturer's official page.


