Armored ROV Umbilical Cable
Armored ROV Umbilical Cable
Steel Armored ROV Cable Design as Main Lift Umbilical Cable
RouLine Steel Armoured ROV Cables are customized with tailored conductor configurations, fiber optic integration, steel wire armoring, and protective materials to meet specific subsea operating conditions and performance requirements.
Steel armored ROV cables can be designed as Main Lift Umbilical Cables, providing enhanced mechanical protection against abrasion, tensile loads, and external pressure for reliable performance in harsh subsea environments. They are widely used in subsea inspection, offshore operations, and launch and recovery systems (LARS), where mechanical strength, durability, and reliable power and signal transmission are essential.

Custom Cable Solutions | Flexible MOQ | Fast Lead Time |
Key Features
Steel Wire Armor: High-tensile steel wire armor for enhanced mechanical protection and load-bearing performance.
Cable tensile performance is validated using our 300kN tensile testing equipment.
Single Layer or Double Layers Steel Wire Armor
Tensile Strength: 20–80 tonnes, depending on armor construction.
Operating Depth: Up to 2,500 m.
Rated Voltage: 3.6/6 kV to 12/20 kV for applicable medium-voltage configurations.
Fiber Optic: 6–24 single-mode or multimode optical fibers.
Conductor Size: 1.5–120 mm², flexible Class 5 copper conductors.
Kevlar Reinforcement: Central Kevlar core and interstitial Kevlar filler for additional tensile support.
PUR Outer Sheath: Extruded polyurethane (PUR) sheath for demanding subsea environments.
Shielding: Tinned copper braid providing 360° EMI/RFI shielding.
Torque-Balanced Construction: Balanced armor and anti-twist construction for improved torsional stability.
Environmental Protection: Individual zinc and polymer coating on steel wires for protection against seawater and corrosive environments.
Integrated Functions: Optional Hydraulic Lines, Pneumatic Lines, strain gauges, and bend restrictors.
Construction

Specifications
Parameter | Specification |
Cable Type | Armored ROV Umbilical Cable |
Conductor | Tinned copper, Class 5 flexible copper |
Conductor Standard | IEC 60228 |
Conductor Cross-Section | 1.5–120 mm² |
Insulation | EPR / DPEM |
Core Structure | Anti-twist layering, grouped gap filling, twisted pairs, layered binding |
Optical Fiber | Single-mode / Multimode, 6–24 fibers |
Shielding | Tinned copper braid, 360° EMI/RFI shielding |
Tensile Member | Central Kevlar core and interstitial Kevlar filler |
Armor Material | High-tensile steel wire |
Armor Construction | Single-layer or double-layer steel wire armor |
Armor Protection | Individual zinc and polymer coating |
Outer Sheath | Extruded polyurethane (PUR) |
Tensile Strength | 20–80 tonnes |
Operating Depth | Up to 2,500 m |
Rated Voltage | 3.6/6 kV to 12/20 kV |
Insulation Resistance | ≥20 MΩ·km at 20°C |
Operating Temperature | −30°C to +90°C |
Hydraulic Lines | Optional |
Pneumatic Lines | Optional |
Strain Gauges | Optional |
Bend Restrictors | Optional |
Length Marking | Customized |
We offer solutions tailored to specific customer requirements.
Product Gallery
To see cable structures, construction details, and real product views, → Explore the Product Gallery

Applications
RouLine armored ROV umbilical cable is designed for demanding subsea and marine applications, including remotely operated vehicle (ROV) operations, offshore engineering, underwater inspection, and deep-sea exploration.
These armored ROV cables integrate power conductors, control and signal cores, data transmission, and optional fiber optic elements, with steel wire armor or other reinforcement structures to provide enhanced tensile strength, mechanical protection, and reliable performance in deepwater deployment, cable handling, and continuous subsea operations.

↗Marine Seismic Survey Systems

Quality Testing & Control | Manufacturing Process |
Manufacturing Process
RouLine industrial cable manufacturing process covers conductor preparation, insulation and sheath extrusion, reinforcement, cable assembly, and final testing and inspection. As a custom industrial cable manufacturer, RouLine adapt cable structures, materials, and production processes to meet specific electrical, mechanical, and environmental requirements. The following stages demonstrate our manufacturing capabilities and quality control procedures for reliable industrial cable solutions.

→Cable Core Assembly Process →Wire Stranding Process →Kevlar Braiding Process
Explore our industrial cable manufacturing process through real, on-site videos filmed directly in our production workshop. These videos show the actual manufacturing of different cable types, from conductor processing and insulation extrusion to cable assembly, reinforcement, and final inspection. Get an inside look at our custom industrial cable production capabilities, manufacturing equipment, and quality control procedures for marine, subsea, mining, and other demanding industrial applications.
More Videos of ROV Cable Manufacturing →
Test Equipment
Industrial cables manufactured by RouLine are inspected using dedicated equipment for electrical, mechanical, and environmental testing. Depending on the cable design, testing may include high-voltage testing, insulation and continuity checks, tensile testing, flexing, temperature-humidity, salt-spray, and dimensional inspection. Testing procedures can be defined according to cable construction, operating depth, voltage rating, mechanical requirements, and applicable standards. →View the Test Equipment in Use

Ordering Information
Customization: Fully supported
MOQ: project-based negotiation
Standard Lead Time: 5-10 weeks after order confirmation
Custom Development Works
Engineering Insight
For subsea ROV umbilical cables exposed to dynamic loading and repeated deployment, armor design plays a critical role in controlling mechanical stress and maintaining operational reliability. Learn how torque-balanced armor structures improve ROV cable performance in demanding offshore environments.
→ Subsea ROV Umbilical Cable Armor Design for Repeated Deployment
FAQs
1. What is an armored ROV umbilical cable used for?
Armored ROV umbilical cables transmit power, control signals, data, and optional fiber optic communication between surface equipment and ROVs. They are used in deepwater inspection, offshore engineering, subsea mining, and main lift umbilical systems.
2. What are the advantages of steel wire armored ROV cables?
Steel wire armored ROV cables provide enhanced protection against abrasion, tensile loads, and mechanical damage. Single-layer or double-layer steel wire armor can be selected to meet specific subsea operating and tensile strength requirements.
3. Can an armored ROV umbilical cable be used as a main lift umbilical cable for LARS?
Yes. Armored ROV umbilical cables can be designed as main lift umbilical cables for launch and recovery systems (LARS), subject to tensile capacity, bending performance, and termination requirements.
4. Can steel armored ROV cables combine power, signal, data, and fiber optics?
Yes. Custom armored ROV cables can integrate power conductors, control and signal cores, data transmission, and single-mode or multimode optical fibers in one cable structure.
5. How do you select an armored ROV umbilical cable for deepwater applications?
Consider operating depth, tensile load, voltage, conductor size, fiber requirements, bending radius, and environmental conditions. These factors help determine the appropriate armor construction and outer sheath.
6. Can armored ROV umbilical cables be customized for subsea projects?
Yes. RouLine provides custom steel wire armored ROV umbilical cables with tailored conductor configurations, voltage ratings, fiber counts, armor layers, PUR sheaths, and optional hydraulic or pneumatic lines.






