M-E‑MASTER NAVI Industrial Survey‑Grade Underwater ROV

Bringing the Ocean Within Reach

M-E‑MASTER NAVI is our top‑tier industrial ROV purpose‑built for high‑precision underwater inspection, measurement and bathymetric survey in demanding marine and inland water environments. Factory‑integrated dual Q‑DVL Doppler velocity logs, laser scaler and altitude meter deliver robust positioning, station‑keeping and measurement capability without extra hardware purchase. Modular hot‑swap architecture enables fast field maintenance for long‑duration professional survey projects

M-E‑MASTER NAVI Industrial Survey ROV

✨ Core Key Features

🧭 Factory‑Integrated High‑Precision Navigation Suite

Forward Inline Q‑DVL + Downward Q‑DVL: Dual Doppler Velocity Log, achieve stable station‑lock hovering against current up to 2.7 knots
Built‑in Laser Scaler (660 nm red laser) for real‑time underwater distance measurement
Built‑in Altitude Meter for seabed altitude tracking
QY‑Pilot Assisted Piloting System:
- VCCM Vertical Cruise Control
- HCCM Horizontal Cruise Control
- Smart collision avoidance, distance & altitude lock
U‑INS Plus Underwater Inertial Navigation: mission planning, POI tagging, real‑time ROV tracking, custom map overlay
QY‑MT measurement tool: real‑time 2D/3D measurement, AR‑Ruler, 99.7% measuring accuracy
QY‑BT Bathymetric Tool: automatic 2D / 3D seabed mapping, data report export

🚀 Ring‑Wing Powerful Propulsion & Modular Maintenance

Six metal ring‑wing thrusters, max speed >3 knots, strong anti‑current performance
6‑DOF full‑dimensional movement: 360° yaw / pitch / roll rotation, no inspection blind spots
Quick‑release modular construction: battery & accessories detach in seconds; key spare‑part replacement complete within 5 minutes
Hot‑swap dual‑battery tech: swap batteries without power‑off or system restart

📷 Premium Underwater Imaging System

Ultra‑wide Fisheye Lens: 176° FOV above water / 146° panoramic FOV underwater
1/1.8‑inch CMOS sensor: 4K UHD video recording & RAW format photo capture
Macro close‑focus down to 10 cm, sharp close‑range imaging in turbid water
Four‑lamp LED lighting: max 10 000 lumens, 160° beam angle, three‑step brightness adjustment
AI Dehazing & visual enhancement algorithm: filter suspended‑particle snow‑flake noise, restore natural underwater visibility

🔌 Expandable Payload System

Top + bottom dual load interfaces; expand up to 4 working tools with optional expansion dock
Removable Micro‑SD card slot for fast storage & export survey footage & measurement data
Optional Direct Surface Power Supply System to eliminate battery‑limit for ultra‑long survey missions
Optional Q‑Energy smart portable charging station

🎯 Typical Application Scenarios

✅ Reservoir & Tank Inspection

✅ Off‑shore / Port & Shipping Structural Evaluation

✅ Environmental Monitoring & Bathymetric Survey

✅ Subsea Defect Inspection & Quantitative Measurement

✅ Underwater Engineering Survey

📋 What’s In The Box (M-E‑MASTER NAVI)

1 × M-E‑MASTER NAVI ROV (Q‑DVL, Laser Scaler & Altitude Meter pre‑installed)
1 × Q‑DVL w/ Q‑IF Port Splitter & Arm Bracket
1 × 200m Tether Reel
1 × 3m Tether
1 × Remote Controller
1 × Industrial Hard Case
1 × SD Slot Protector & Cover Removal Tool
2 × ROV Battery
1 × Dielectric Grease
1 × Upper Quick Release Bracket
1 × Mini Tool Box
1 × Drying Towel
1 × ROV Charger
M-E‑MASTER Operator’s Manual
M-E‑MASTER Spare O‑rings & Screws kit

📊 Specifications Table

Item	Specification
Max Operating Depth	200 m
Max Speed	>2.7 knots (1.4 m/s)
Movement	6‑DOF, 360° Yaw / Pitch / Roll
Pre‑installed Sensors	Dual Q‑DVL, Laser Scaler, Altitude Meter
Anti‑current Station‑lock	Up to 2.7 knots
Camera Sensor	1/1.8‑inch CMOS
FOV	176°(air) / 146°(underwater)
Focus Range	0.1 m to ∞
Video	4K UHD 25/30fps; 1080p up to 90fps
Lights	Max 10 000 lumens, 160° beam angle, 3‑level adjustable
Expansion Ports	2 base ports, expandable to 4 ports
Tether	200 m, 4.6 mm neutral‑buoyancy cable
Battery	2 × hot‑swappable lithium‑ion batteries
Storage	Removable Micro‑SD Card (max 512 GB)

FAQ M-E‑MASTER NAVI

Q: Are Q‑DVL / laser scaler / altitude meter pre‑installed? A: Yes, all three core navigation & measuring sensors are factory pre‑installed for NAVI edition.

Q: Can it hold station in strong current? A: Yes, station‑lock function works in water current up to 2.7 knots.

Q: Does it support hot‑swap battery? A: Yes, battery can be swapped without shutting down ROV.

Q: Robotic arm included? A: Robotic gripper arm is sold as optional add‑on accessory.

M-E‑MASTER NAVI Industrial Survey ROV | 200m Depth, Dual Q‑DVL, Laser Scaler, Underwater Inertial Navigation