QYSEA FiFish V6 Expert

Professional ROV for Industrial Underwater Missions

The FIFISH V6 Expert is a robust underwater remotely operated vehicle (ROV) engineered for demanding industrial and research applications. With a depth rating of 200 meters, hot-swappable batteries, and advanced sensor integration, it is purpose-built for extended inspections, maintenance, and exploration in marine, aquaculture, energy, and infrastructure sectors. Its versatile payload support, strong maneuverability, and adaptable tool interfaces make it a reliable solution for mission-critical underwater operations.

FiFish V6 Expert

Professional-grade 4K UHD camera system
full 360° maneuverability
Enhanced navigation stability
sensor suite for precision operations
Hot-swappable battery
Size & Weight Compact industrial build approx. 5 kg class
Durability Depth rated to 200 m built with corrosion-resistant materials
Endurance Extended dive times with quick-charge hot-swappable batteries
Key Features

Professional Imaging

4K UHD video capture with adaptive imaging controls

Wide-angle lens with real-time stabilization

Supports RAW photo capture for post-production workflows

Mission-Ready Design

Hot-swappable smart batteries for extended operations

Interchangeable payloads for inspection, cleaning, and sampling

Robust port system for add-ons and third-party tools

Precision Navigation

Six degrees of freedom with full 360° rotation

Integrated sensor suite including DVL, IMU, and depth control

High positional accuracy for confined and open-water operations

Illumination & Visibility

Dual 6000-lumen LEDs for clear imaging in turbid waters

Adjustable brightness and beam angle settings

Designed for low-light and complex underwater environments

Industrial Durability

Depth rating up to 200 m with rugged aluminum alloy housing

Resistant to corrosion, pressure, and harsh marine conditions

Compact form factor optimized for field transport and deployment

In-The-Box
  • FiFish V6 Expert
  • 100m Tether Reel & Spool
  • Remote Controller
  • EPP Box Case
  • MicroSD Card (128GB)
  • Spare Propellers
  • FiFish Towel
  • ROV & RC Chargers
Specs Sheet
ROV
CategorySpecification
Dimensions383 mm × 331 mm × 143 mm
Weight~4.6 kg
Depth Rating200 m
Speed~3 knots (1.5 m/s)
Maneuverability6 degrees of freedom, full 360° movement
MaterialAluminum alloy, corrosion-resistant build
Operating Temp–10 °C to 60 °C
EnduranceHot-swappable smart batteries, extended dive time
NavigationIntegrated Inertial Navigation System (INS)
Dimensions
383 mm × 331 mm × 143 mm
Weight
~4.6 kg
Depth Rating
200 m
Speed
~3 knots (1.5 m/s)
Maneuverability
6 degrees of freedom, full 360° movement
Material
Aluminum alloy, corrosion-resistant build
Operating Temp
–10 °C to 60 °C
Endurance
Hot-swappable smart batteries, extended dive time
Navigation
Integrated Inertial Navigation System (INS)
Camera & Imaging
CategorySpecification
Sensor1/2.3” CMOS
Resolution12 MP stills
Aperturef/2.5
Field of View166° ultra-wide
Focus Range0.1 m – ∞
Photo Resolution4000 × 3000
Photo FormatJPEG, DNG
Video Resolution4K UHD 25/30 fps;
1080p up to 120 fps
Video EncodeH.264
Video FormatMP4
StabilizationEIS (Electronic Image Stabilization)
StorageMicroSD 128 GB (expandable)
Sensor
1/2.3” CMOS
Resolution
12 MP stills
Aperture
f/2.5
Field of View
166° ultra-wide
Focus Range
0.1 m – ∞
Photo Resolution
4000 × 3000
Photo Format
JPEG, DNG
Video Resolution
4K UHD 25/30 fps;
1080p up to 120 fps
Video Encode
H.264
Video Format
MP4
Stabilization
EIS (Electronic Image Stabilization)
Storage
MicroSD 128 GB (expandable)
Sensors
CategorySpecification
Gyroscope±0.1°
Accelerometer±0.1°
Magnetometer±1°
Depth Sensor±0.1 m accuracy
Laser ScalerDual point, 10 cm spacing
Additional SensorsCompass, IMU, temperature sensor
Gyroscope
±0.1°
Accelerometer
±0.1°
Magnetometer
±1°
Depth Sensor
±0.1 m accuracy
Laser Scaler
Dual point, 10 cm spacing
Additional Sensors
Compass, IMU, temperature sensor
Lighting
CategorySpecification
BrightnessDual LEDs, 6000 lumens combined
CCT5500 K
Beam Angle160°
Levels3-step adjustable
Brightness
Dual LEDs, 6000 lumens combined
CCT
5500 K
Beam Angle
160°
Levels
3-step adjustable
Controller & Connectivity
CategorySpecification
Wireless Network5 GHz Wi-Fi
Usage TimeUp to 4 h
Output InterfaceHDMI via surface controller
Control MethodApp-based with VR goggles option
Wireless Network
5 GHz Wi-Fi
Usage Time
Up to 4 h
Output Interface
HDMI via surface controller
Control Method
App-based with VR goggles option
Power & Charging
CategorySpecification
Battery Capacity156 Wh, hot-swappable
Charging Time90% charge in ~1 h
ROV ChargerInput 100–240 V, Output 18 V–10 A
Controller ChargerInput 100–240 V, Output 5 V–3 A
Battery Capacity
156 Wh, hot-swappable
Charging Time
90% charge in ~1 h
ROV Charger
Input 100–240 V, Output 18 V–10 A
Controller Charger
Input 100–240 V, Output 5 V–3 A
Ports & Expandability
CategorySpecification
Port TypeMulti-interface expansion port
Supported Add-onsRobotic arm, gripper, sonar, measuring tools
Voltage Range11–24 V
SecurityWaterproof and leakage-protected design
Port Type
Multi-interface expansion port
Supported Add-ons
Robotic arm, gripper, sonar, measuring tools
Voltage Range
11–24 V
Security
Waterproof and leakage-protected design
Tether & Spool
CategorySpecification
Cable Length200 m (standard)
Tensile Strength120 kgf
Diameter~4.6 mm
Waterproof RatingIP65
Cable Length
200 m (standard)
Tensile Strength
120 kgf
Diameter
~4.6 mm
Waterproof Rating
IP65

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