High-Strength Towed Cable for Marine and Underwater Systems

High-strength marine towed cable is designed for underwater towing, tethered detection equipment, and composite transmission systems requiring power, control, communication, signal, and optical fiber functions in one cable. With aramid or steel wire armor reinforcement options, abrasion-resistant sheath materials, and tensile strength up to 300kN, it supports demanding marine, underwater, and offshore applications.

Marine Towed Cable
Up to 300kN Tensile Strength
Power / Signal / Fiber
Aramid or Steel Armor

Overview

High-Strength Towed Cable for Marine and Underwater Systems is designed for underwater towing, tethered detection equipment, and composite transmission systems requiring mechanical strength and reliable electrical, signal, and optical performance.

This product family integrates towing, tethering, power transmission, control, communication, signal transmission, and optical fiber functions into one cable construction. It is suitable for demanding marine and underwater applications where repeated deployment and recovery, abrasion resistance, tensile strength, and long-term reliability are critical.

This page is intended for product selection. Exact specifications should be confirmed by tensile strength requirement, transmission function, armor material, sheath material, insulation system, cable outside diameter, weight, water exposure, and project drawing before ordering.

Series Options

The table below helps buyers understand the main high-strength towed cable options before reviewing detailed drawings, technical specifications, or project requirements.

Series Option	Product Positioning	Typical Selection Scenario
Aramid-Armored Towed Cable	High-strength towed cable with aramid armor reinforcement	For applications requiring high tensile strength, lower weight, repeated deployment, and composite power, signal, or fiber transmission.
Steel Wire Armored Towed Cable	High-strength towed cable with steel wire armor reinforcement	For heavy-duty towing, tethering, and underwater use where stronger mechanical reinforcement is required.
Composite Power / Signal Towed Cable	Integrated cable with power, control, signal, and communication functions	For tethered equipment that requires multiple transmission functions in one towed cable.
Optical Fiber Composite Towed Cable	Composite towed cable with optical fiber elements	For underwater systems requiring optical fiber communication together with power or signal transmission.
BYC Custom	Custom high-strength towed cable construction	For projects requiring custom tensile strength, conductor count, signal pairs, fiber count, armor material, sheath, outside diameter, weight, or documentation support.

Features

High Tensile Strength

Representative constructions support tensile strength up to 300kN, approximately 30.6 metric tons of force, for demanding towing and tethering applications.

Towed and Tethered System Use

Designed for towed detection equipment, tethered underwater systems, and marine equipment requiring repeated deployment and recovery.

Composite Transmission

Available constructions can combine power conductors, control lines, signal pairs, communication wires, and optical fibers in one cable.

Armor Reinforcement Options

Aramid armor and steel wire armor reinforcement options are available depending on tensile strength, weight, and operating requirements.

Marine Sheath Materials

Sheath options may include chlorosulfonated polyethylene or polyurethane, selected according to abrasion resistance, flexibility, and underwater environment.

Project-Based Custom Design

BYC Cables can review drawings, tensile load, transmission functions, armor structure, sheath material, and test requirements for custom marine projects.

Construction & Materials

High-strength towed cables are project-specific composite cables. Final construction should be selected according to tensile strength, towing load, transmission function, conductor count, signal pair count, fiber count, armor reinforcement, sheath material, cable outside diameter, and deployment environment.

Construction Options

Component	Available Options	Selection Notes
Transmission Function	Power, control, signal, communication, optical fiber, or integrated composite transmission	The required functions determine conductor count, signal pair design, fiber count, shielding, cable size, and testing requirements.
Power Conductors	Custom power conductor count and cross-section based on load requirement	Power conductor selection should be confirmed by voltage withstand, current load, cable length, and voltage drop requirement.
Signal Pairs	Single signal wires, twisted signal pairs, or data signal pairs	Signal structure should be selected according to communication protocol, interference environment, and transmission distance.
Optical Fibers	Optical fiber elements can be integrated depending on selected model	Fiber count and fiber type should be confirmed by communication requirement and system design.
Armor Reinforcement	Aramid armor or steel wire armor reinforcement	Aramid reinforcement supports high strength with lower weight. Steel wire armor supports heavy-duty mechanical reinforcement.
Sheath Material	Chlorosulfonated polyethylene, polyurethane, or project-specified sheath materials	Sheath selection should consider abrasion resistance, seawater exposure, flexibility, repeated deployment, and mechanical protection.
Insulation Material	Fluoroplastic, polyethylene, or project-specified insulation options	Insulation should be selected according to voltage withstand, signal performance, flexibility, and marine environment.
Weight and Diameter	Varies by tensile strength, armor structure, conductor layout, and transmission function	Outside diameter and weight should be confirmed by selected construction and project drawing.

Construction Differences

Cable Type	Construction Focus	Confirmed Information	When to Choose
Light to Medium Towed Cable	Composite power and signal transmission with moderate tensile strength	Representative tensile strength values include 10kN, 15kN, 25kN, 30kN, 60kN, and 100kN depending on selected model.	Choose when the system requires towing or tethering with moderate load and integrated electrical or signal transmission.
Heavy-Duty Towed Cable	High-tensile marine cable for demanding towing and underwater use	Representative high-tensile models include 200kN, 250kN, and 300kN options depending on cable construction.	Choose when the application requires high breaking strength, heavier equipment towing, or harsh underwater deployment.
Optical Fiber Composite Cable	Towed cable with integrated optical fibers and electrical conductors	Selected models integrate power conductors, signal pairs, and optical fibers in one cable.	Choose when underwater systems require both power transmission and high-speed optical communication.
BYC Custom	Custom towed cable construction based on project drawings	Tensile strength, conductor layout, signal pairs, optical fibers, armor, sheath, weight, and diameter can be reviewed by project requirement.	Choose when existing representative models do not fully match towing load, equipment interface, transmission function, or deployment condition.

Specifications

The specifications below are intended for preliminary product selection. Final values should be confirmed according to tensile load, armor structure, conductor layout, transmission function, insulation system, sheath material, and project drawing.

Product Family	High-Strength Towed Cable for Marine and Underwater Systems
Main Applications	Underwater towing, tethered detection equipment, marine systems, offshore devices, power transmission, control, communication, signal transmission, and optical fiber communication
Transmission Functions	Power conductors, control lines, signal wires, twisted signal pairs, RS422 data line, coaxial elements, and optical fibers depending on selected model
Tensile Strength	Representative tensile strength values range from 10kN to 300kN. 300kN is approximately 30.6 metric tons of force.
Voltage Withstand	Representative values include 1.0kV, 2.0kV, 2.5kV, and 10.0kV AC depending on selected model.
Armor Reinforcement	Aramid armor or steel wire armor reinforcement options are available depending on project requirements.
Sheath Materials	Chlorosulfonated polyethylene, polyurethane, or project-specified sheath material options
Insulation Materials	Fluoroplastic, polyethylene, or project-specified insulation options
Operating Temperature	Operating temperature should be confirmed by selected sheath material, insulation system, armor structure, and project requirements.
Outside Diameter	Representative cable outside diameter ranges from approximately 13.0mm to 37.0mm depending on selected construction.
Weight	Representative weights range from approximately 160g/m to 3000g/m, or may be specified by ratio depending on model.
Reference Standards	Reference standards may include GJB774-1989, GJB1916, GJB1994, and MIL-DTL-24643C depending on selected cable type. These should be treated as reference standards, not third-party certifications.
Customization	Available based on drawings, samples, tensile strength requirements, transmission functions, armor structure, sheath material, and documentation needs

For accurate quotation, please provide the required tensile strength, cable function, power conductor count, signal pair count, fiber count, armor material, sheath material, outside diameter or weight target, operating environment, and applicable drawings or specifications.

Representative Technical Specifications

Model	Cable OD	Voltage Withstand	Tensile Strength	Transmission Function	Weight
HYTYU-13-2.5T	18.5±0.3mm	2.5kV AC	25kN	Power wires: 3; coaxial cables: 4; twisted signal pairs: 3 pairs	350g/m
HYTMF46U-12-1.5T	13.5±0.3mm	1.0kV AC	15kN	Power wires: 4; signal twisted pairs: 2 pairs; RS422 data line: 1	160g/m
HYTYUS-17-6A1	37.0±0.5mm	2.0kV AC	300kN	Power wires: 13; signal wires: 4; optical fibers: 6	3000g/m
HYTMYU-6	30.5±0.5mm	10.0kV AC	250kN	Power wires: 3; signal wires: 3	600g/m
HYTYJU-4-4B1	23.0±0.3mm	2.0kV AC	200kN	Power wires: 4; optical fibers: 4	1.35 ratio
HYTF46U-16-4A1	18.0±0.3mm	1.0kV AC	60kN	Power wires: 4; twisted signal pairs: 6 pairs; optical fibers: 4	360g/m
HYTYY-16	23.0±0.5mm	1.0kV AC	30kN	Power wires: 4; twisted signal pairs: 6 pairs	0.99 ratio

Applications

High-strength marine towed cables are suitable for systems requiring mechanical towing strength and integrated transmission of power, control, signal, communication, or optical data in marine and underwater environments.

Underwater Towed Systems

For underwater equipment that must be towed while maintaining power, control, signal, or communication transmission.

Tethered Detection Equipment

For tethered detection, sensing, or monitoring equipment requiring high tensile strength and reliable electrical performance.

Marine Survey and Offshore Systems

For marine survey devices, offshore equipment, and underwater systems requiring repeated deployment and recovery.

Power and Control Transmission

For applications requiring power conductors and control wires integrated into one reinforced towed cable.

Signal and Data Transmission

For underwater systems requiring signal wires, twisted signal pairs, RS422 data lines, or other communication elements.

Optical Fiber Composite Systems

For marine systems requiring optical fiber communication together with power and signal transmission in one cable.

Selection Guide

Use this guide as a starting point. Final selection should be confirmed by towing load, tensile strength, transmission function, armor type, sheath material, outside diameter, weight, and deployment environment.

Requirement	Recommended Option	Selection Reason
Light to medium towed equipment	10–60kN	Suitable for smaller tethered systems requiring integrated power, control, or signal transmission.
Heavy-duty underwater towing	100–300kN	Recommended for higher towing loads, heavier underwater systems, and stronger mechanical reinforcement requirements.
Lower weight with high strength	Aramid Armor	Aramid reinforcement is suitable when tensile strength and reduced cable weight are both important.
Maximum mechanical reinforcement	Steel Wire Armor	Steel wire reinforcement can be selected for heavy-duty towing and demanding mechanical conditions.
Power and signal integration	Composite Cable	Composite construction can integrate power wires, signal wires, twisted pairs, coaxial elements, or RS422 data lines.
Optical communication	Fiber Composite	Optical fibers can be integrated when the system requires optical communication in addition to electrical transmission.
Project-specific towing system	BYC Custom	BYC Cables can review tensile load, cable layout, armor, sheath, diameter, weight, and test requirements based on drawings.

Customization Options

BYC Cables can support custom high-strength towed cable requirements based on drawings, samples, towing load, transmission functions, and project documentation needs.

Tensile Strength

Representative tensile strength options range from 10kN to 300kN, with project-specific tensile requirements available for review.

Armor Structure

Aramid armor or steel wire armor can be selected according to tensile load, cable weight, flexibility, and deployment conditions.

Transmission Layout

Power wires, control wires, signal pairs, coaxial elements, RS422 data lines, and optical fibers can be integrated based on system needs.

Sheath and Insulation

Chlorosulfonated polyethylene, polyurethane, fluoroplastic, polyethylene, or project-specific materials can be reviewed.

Diameter and Weight

Cable outside diameter and weight can be optimized according to towing equipment, winch system, and deployment requirements.

Testing and Documentation

Tensile testing, voltage withstand, transmission testing, datasheets, drawings, and inspection documents can be reviewed based on project requirements.

Request a Quote

Please provide the required tensile strength, towing depth or use environment, power conductor count, signal pair count, fiber count, armor material, sheath material, outside diameter or weight target, and applicable drawings or specifications.

FAQ

What is a high-strength marine towed cable used for?

It is used for underwater towing, tethered detection equipment, marine survey systems, and composite transmission applications requiring power, control, signal, communication, or optical fiber functions.

What is the maximum tensile strength available?

Representative constructions can support tensile strength up to 300kN, approximately 30.6 metric tons of force. Final tensile rating should be confirmed by selected construction.

Can this cable include optical fibers?

Yes. Selected constructions can integrate optical fibers together with power conductors, signal wires, twisted signal pairs, or data lines.

What armor materials are available?

Aramid armor and steel wire armor reinforcement options are available depending on tensile strength, cable weight, and operating requirements.

What is the operating temperature range?

The operating temperature should be confirmed by selected sheath material, insulation system, armor structure, and project requirements. It should not be assumed as a single fixed value for all constructions.

Can BYC Cables customize high-strength towed cables?

Yes. BYC Cables can review custom requirements for tensile strength, armor, power conductors, signal pairs, optical fibers, sheath material, outside diameter, weight, testing, and documentation.