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Product

subsea ROV umbilical, AUV tether & sonar tow cable EN 13508 / DNV Subsea600 V (-30 to +80 °C)Subsea / Marine Outer Protective She

RMP350/RMP500 Long-Range Crawler TetherEN 13508 / DNV Subsea — 600 V — -30 to +80 °C Subsea & Marine Cable

RMP350/RMP500 Long-Range Crawler Tether featuring flexible stranded copper conductors (4 cores) and subsea / marine outer protective sheath (EN 13508 / DNV Subsea, 600 V, -30 to +80 °C, min. bend radius 6 × OD).

Water-resistant

EMC screen

Outdoor & humid

Approved

Configuration

Order designation: RMP350 4G1.5 / 5C18AWG
Outer Ø ≈: 9.6 mm
Net weight ≈: 145 kg/km
Max. pulling ≈: 2.2 kN
Core / stranding: IEC 60228 Class 5/6 Cu/SnCu

All sizes (3)

Request a quote Datasheet WhatsApp info@tebaoflex.com

Engineering reply in 2 business hoursCut-to-length export drumsEN 10204 3.1 certificate per drum

Rated voltage: 600 V
Operating temp.: −30…+80 °C
Min. bend radius: 6 × OD
Core / conductor: Flexible Strande
Outer protection: Subsea / Marine
Standard: EN 13508 / DNV S

Typical values for this cable type, based on EN 13508 RMP350/RMP500 Long-Range Pipeline & Tunnel Crawler Tether Standard — confirmed in the datasheet and quotation for your order.

Application fit

Is RMP350/RMP500 Long-Range Crawler right for your machine?

Immersion & wet locations

Suitable

Hydrolysis-resistant subsea PUR or HDPE outer sheath and water-blocked core interstices withstand continuous deep-ocean hydrostatic immers

Vertical / spreader reel

Suitable

Contra-helical galvanized steel wire armour or high-modulus aramid/LCP braid supports vertical traction winches, TMS cages and tow sheaves

Free-hanging vertical run

Suitable

Torque-balanced armour or neutrally buoyant foamed-PUR jacket prevents hockling and kinking during free-swimming ROV and tether excursions

Offshore platform & shipboard deck trays

Suitable

Resists seawater, marine bio-fouling, hydraulic oil, UV radiation and abrasion across vessel A-frames and launch-and-recovery systems (LAR

Energy chain / drag chain

Not suitable

Subsea ROV umbilicals and tow cables are optimized for winch deployment and water-column catenaries rather than high-speed factory drag ch

Use Drag-Chain Feeder Cable

Typical machinesUnderwater & Ocean ExplorationWork-Class & Observation ROV Umbilicals and TMS TethersOffshore Aquaculture Net Cleaners & Subsea Cage InspectionAUV, Ocean Glider & Expendable Spool-Payoff Micro-TethersUSV Towed Sonar Arrays, Seabed Crawlers & Subsea Trenchers

Construction

Layer by layer

Shown: RMP350/RMP500 Long-Range Crawler (EN 13508 RMP350/RMP500 Long-Range Pipeline & Tunnel Crawler Tether Standard) featuring flexible stranded copper conductors (4 cores), aramid / lcp braided strength member and subsea / marine outer protective sheath (3-layer construction).

RMP350/RMP500 Long-Range Crawler — stepped horizontal cutaway showing Flexible Stranded Copper Conductors (4 Cores) an — Layer cutaway

#	Layer	Material & reference
1	Flexible Stranded Copper Conductors (4 C	Class 5 / Class 6 copper conductors with High-density polyethylene (HDPE / PE) core insulation
2	Aramid / LCP Braided Strength Member	High-tenacity synthetic fiber braid absorbing dynamic tension
3	Subsea / Marine Outer Protective Sheath	Black hydrolysis- & abrasion-resistant marine Polyurethane (PUR) outer sheath

RMP350/RMP500 Long-Range Crawler — Standard Subsea & Marine Execution

Built to EN 13508 RMP350/RMP500 Long-Range Pipeline & Tunnel Crawler Tether Standard with flexible stranded copper conductors (4 cores) and subsea / marine outer protective sheath

RMP350/RMP500 Long-Range Crawler — Custom Winch Length / Molded Termination

Available on continuous export winch drums or factory-terminated with subsea wet-mate / mechanical sockets

RMP350/RMP500 Long-Range Crawler — Hydrostatic & Routine Certified

Supplied with EN 10204 3.1 routine dielectric, conductor/optical continuity & hydrostatic qualification report

Technical data

Ratings & operating limits

Typical values: Typical values for this cable type, based on EN 13508 RMP350/RMP500 Long-Range Pipeline & Tunnel Crawler Tether Standard. Values for your order are confirmed in the datasheet and quotation.

Electrical

Rated voltage / operating system: 600 V (EN 13508 RMP350/RMP500 Long-Range Pipeline & Tunnel Crawler Tether Standard)
Core / conductor construction: Flexible Stranded Copper Conductors (4 Cores) — Class 5 / Class 6 copper conductors with High-density polyethylene (HDPE / PE) core insulation
Primary dielectric / optical buffer: Aramid / LCP Braided Strength Member — High-tenacity synthetic fiber braid absorbing dynamic tension

Thermal

Continuous operating temperature: −30…+80 °C (submerged seawater & topside deck service)
Hydrostatic & thermal cycling endurance: Verified cold-bend and wet dielectric stability across −30…+80 °C per EN 13508 RMP350/RMP500 Long-Range Pipeline & Tunnel Crawler Tether Standard
Storage & transport temperature: −40…+80 °C on export wooden/steel cable drum

Mechanical

Outer jacket / sheath protection: Subsea / Marine Outer Protective Sheath — Black hydrolysis- & abrasion-resistant marine Polyurethane (PUR) outer sheath
Minimum bending radius: 6 × OD
Reinforcement / screen / bedding layer: Aramid / LCP Braided Strength Member — High-tenacity synthetic fiber braid absorbing dynamic tension

Resistance

Seawater, hydrolysis & oil resistance: Resistant to permanent seawater immersion, hydrolysis, hydraulic oil and bio-fouling per EN 13508 RMP350/RMP500 Long-Range Pipeline & Tunnel Crawler Tether Standard
Hydrostatic pressure & water blocking: Radial and longitudinal water-blocking integrity verified per EN 13508 RMP350/RMP500 Long-Range Pipeline & Tunnel Crawler Tether Standard
RoHS & REACH compliance: RoHS 2 (2011/65/EU + 2015/863) & REACH SVHC compliant

Reference standards

Governing standard: EN 13508 RMP350/RMP500 Long-Range Pipeline & Tunnel Crawler Tether Standard
Subsea & conductor qualification standards: IEC 60228 / DNV-ST-E402 / ISO 13628-5 / IEC 60794 / EN 10204
Quality management & inspection: ISO 9001:2015 & EN 10204 3.1 factory routine inspection

Identification

Model designation: RMP350/RMP500 Long-Range Crawler
Sheath colour & metre marking: Continuous metre-marked black outer finish (Subsea / Marine )
Customs tariff (HS): 8544.49 / 8544.60 / 8544.70

Sizes

3 standard RMP350/RMP500 Long-Range Crawler configurations

Manufactured to EN 13508 RMP350/RMP500 Long-Range Pipeline & Tunnel Crawler Tether Standard for subsea robotics, ROV umbilicals, marine aquaculture and offshore sensor applications.

Dimensions, tensile load & weights
Order designation	Configuration	Core / stranding	Outer Ø ≈ mm	Net weight ≈ kg/km	Max. pulling kN ≈	Min. bend R mm
RMP350/RMP500 Long-Range Crawler Construction Schedule (−30…+80 °C)
RMP350 4G1.5 / 5C18AWG	4G1.5 mm² (or 5C × 18 AWG)	IEC 60228 Class 5/6 Cu/SnCu	9.6	145	2.2	55
RMP350 7G1.5 / 8C16AWG	7G1.5 mm² (or 8C × 16 AWG)	IEC 60228 Class 5/6 Cu/SnCu	12.2	235	3.6	70
RMP350 12G2.5 / 16C16AWG	12G2.5 mm² (or 16C × 16 AWG)	IEC 60228 Class 5/6 Cu/SnCu	17.4	510	7.5	105

Typical values for this cable type; dimensions and weights for your order are confirmed in the quotation.
Custom core counts, optical fiber channels, wet-mate terminations and continuous winch lengths available per EN 13508 RMP350/RMP500 Long-Range Pipeline & Tunnel Crawler Tether Standard.

Electrical, optical & thermal parameters
Configuration	Max. DC R₂₀ Ω/km	Rating / Impedance / Load	Operating temp.
4G1.5 mm² (or 5C × 18 AWG)	13.30	600 V (18 A)	−30…+80 °C
7G1.5 mm² (or 8C × 16 AWG)	13.30	600 V (16 A)	−30…+80 °C
12G2.5 mm² (or 16C × 16 AWG)	7.98	600 V (22 A)	−30…+80 °C

Every production length undergoes routine conductor DC resistance / OTDR optical attenuation, AC dielectric and dimensional verification.

Quality & approvals

Testing & inspection

Routine tests on every production length, sample and type tests per batch — documented on an EN 10204 3.1 inspection certificate.

ConductorClass 5 stranding
Spark test100 % in-line
Lay-upCores, earth, fillers
SheathingInner, braid / screen, outer
Electrical testsAC voltage, resistance
DimensionsOD, wall thickness
Inspection documents & dispatchDrum & dispatch

Testing & inspection	Test value / reference	Frequency
Routine tests
Conductor DC resistance / OTDR optical & dimensional check (EN 13508 RMP350/RMP500 Long-Range Pipeline & Tunnel Crawler Tether Standard)	DC resistance at 20 °C, optical attenuation and wall thickness within EN 13508 RMP350/RMP500 Long-Range Pipeline & Tunnel Crawler Tether Standard limits	Every manufactured drum length
AC high-voltage dielectric & insulation resistance test (EN 13508 RMP350/RMP500 Long-Range Pipeline & Tunnel Crawler Tether Standard)	Zero dielectric breakdown and verified wet insulation resistance for 600 V rating	Every manufactured drum length
Sample tests
Hydrostatic pressure, tensile load & seawater immersion qualification (EN 13508 RMP350/RMP500 Long-Range Pipeline & Tunnel Crawler Tether Standard)	Verified hydrostatic pressure integrity, breaking load and flex endurance across −30…+80 °C	Type qualification & periodic lot audit

Inspection certificate

Issued with every drum, listing the routine test results for that length.

Product approvals

EN 13508 / DNV Subsea CompliantEN 10204 3.1 Factory Test CertificateCE, RoHS 2 (2011/65/EU) & REACH

Company certificates

ISO 9001ISO 14001ISO 45001VDE marks approvalUL / cULCE · LVD / EMC

Marking & supply

Ordering & delivery

Sheath marking

TEBAOFLEX RMP350/RMP500 Long-Range Crawler EN 13508 / DNV Subsea 600 V CE

Delivery form: Heavy-duty export fumigated wooden drums, steel winch reels or pre-terminated subsea assemblies
Standard lengths: 500 m, 1,000 m, 3,000 m continuous winch lengths or custom cut-to-length subsea jumpers
MOQ: 100 m (standard configurations) · 300 m (custom subsea builds)
Lead time: 2–4 weeks ex-works
Incoterms: EXW, FCA, FOB, CIF, DAP

Technical documents

Downloads

PDFRMP350/RMP500 Long-Range Crawler Tether – technical datasheet3 sizes · construction, technical data, approvals XLSXRMP350/RMP500 Long-Range Crawler spec data (Excel)All 3 sizes with dimensions and data, for your BOM or quotation

Revision: 2026-10-29
Updated: 2026-10-29

FAQ

Questions engineers ask first

Not covered here? Send your drawing — an engineer replies within 2 business hours.

What governing standard and construction define RMP350/RMP500 Long-Range Crawler (RMP350/RMP500 Long-Range Crawler Tether)?

RMP350/RMP500 Long-Range Crawler (RMP350/RMP500 Long-Range Crawler Tether) is manufactured in accordance with EN 13508 RMP350/RMP500 Long-Range Pipeline & Tunnel Crawler Tether Standard for 600 V subsea,ROV and marine aquaculture service over -30 to +80 °C. Its 3-layer construction comprises flexible stranded copper conductors (4 cores), aramid / lcp braided strength member and subsea / marine outer protective sheath.

What is the minimum bending radius and operating temperature range for RMP350/RMP500 Long-Range Crawler?

The minimum bending radius for RMP350/RMP500 Long-Range Crawler is 6 × OD across its continuous operating temperature range of -30 to +80 °C, ensuring mechanical flex endurance and hydrostatic reliability in subsea winches, TMS cages and aquaculture installations.

How are the concentric layers of RMP350/RMP500 Long-Range Crawler arranged from inside to outside?

From inside to outside, the construction sequence is: (01) Flexible Stranded Copper Conductors (4 Cores) — Class 5 / Class 6 copper conductors with High-density polyethylene (HDPE / PE) core insulation; (02) Aramid / LCP Braided Strength Member — High-tenacity synthetic fiber braid absorbing dynamic tension; (03) Subsea / Marine Outer Protective Sheath — Black hydrolysis- & abrasion-resistant marine Polyurethane (PUR) outer sheath.

What factory test certificates are supplied with RMP350/RMP500 Long-Range Crawler?

Every production drum of RMP350/RMP500 Long-Range Crawler undergoes routine conductor DC resistance / optical OTDR continuity, AC high-voltage dielectric and dimensional testing per EN 13508 RMP350/RMP500 Long-Range Pipeline & Tunnel Crawler Tether Standard, and is delivered with an EN 10204 3.1 factory test certificate.

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RMP350/RMP500 Long-Range Crawler Tether

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Reel & motion:
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