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Product

subsea umbilical, ROV tether & oceanographic tow cable IEEE 1138 / Deep-Tow EOM600 V – 1,500 V (-40 to +80 °C)Contra-Helical Steel Wire Armour

3O-2F2 6,000 m Double-Armoured Electro-Optical-Mechanical (EOM) Deep-Tow CableIEEE 1138 / Deep-Tow EOM — 600 V – 1,500 V — -40 to +80 °C Subsea & Offshore Cable

3O-2F2 6,000 m Double-Armoured Electro-Optical-Mechanical (EOM) Deep-Tow Cable featuring single-mode optical unit (2×smf) and contra-helical steel wire armour (IEEE 1138 / Deep-Tow EOM, 600 V – 1,500 V, -40 to +80 °C).

Water-resistant

Ozone, UV & moisture

Oil-resistant

Approved

Configuration

Order designation: 3O-2F2 EOM 4–12F EOM/Sub
Outer Ø ≈: 8.2 mm
Net weight ≈: 260 kg/km
Tensile rating ≈: 48.0 kN
Core / stranding: Laser-welded SS FIMT + Steel/Aramid Armour

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 – 1,500 V
Operating temp.: −40…+80 °C
Min. bend radius: 12 × OD
Core / conductor: Single-Mode Opti
Outer protection: Contra-Helical S
Standard: IEEE 1138 / Deep

Typical values for this cable type, based on Deep-Ocean 6,000 m Electro-Optical-Mechanical Towed Winch Specification — confirmed in the datasheet and quotation for your order.

Application fit

Is 3O-2F2 EOM right for your machine?

Immersion & wet locations

Suitable

Hydrolysis-resistant polyurethane (PUR) or HDPE jacket and water-blocked core withstand continuous deepwater hydrostatic immersion.

Vertical / spreader reel

Suitable

Torque-balanced contra-helical steel wire armour or high-modulus aramid strength member supports dynamic winch deployment without hockling

Trailing & towing

Suitable

Abrasion-resistant outer sheath and high working-load strength elements handle dynamic marine towing, buoy mooring and ROV excursion.

Offshore platform & shipboard deck trays

Suitable

UV-stabilised, oil- and seawater-resistant construction withstands A-frame sheaves, traction winches and open research-vessel decks.

Energy chain / drag chain

Not suitable

Subsea umbilical, ROV tether and towed array cables are not designed for indoor factory automation drag chains.

Use M23 Servo Assembly

Typical machinesUnderwater & Ocean ExplorationOceanographic CTD, ADCP & Deep-Tow SurveysWork-Class & Observation ROV / AUV SystemsSide-Scan Sonar, SAS & Towed Hydrophone ArraysMarine 2D/3D/UHR Seismic Streamers & OBC

Construction

Layer by layer

Shown: 3O-2F2 EOM (Deep-Ocean 6,000 m Electro-Optical-Mechanical Towed Winch Specification) featuring single-mode optical unit (2×smf), copper power conductors (4×16 awg) and contra-helical steel wire armour (4-layer construction).

Schematic, not to scale — generated from the layer data

#	Layer	Material & reference
1	Single-Mode Optical Unit (2×SMF)	Central pressure-resistant tube housing 2 single-mode optical fibers
2	Copper Power Conductors (4×16 AWG)	Four stranded copper power conductors with high-voltage polymer insulation
3	Polymeric Inner Bedding Sheath	Extruded void-filling polymeric bedding layer
4	Contra-Helical Steel Wire Armour	Torque-balanced double galvanized steel wire armour for 6,000 m deep tow

3O-2F2 EOM — Standard Subsea & Offshore Execution

Built to Deep-Ocean 6,000 m Electro-Optical-Mechanical Towed Winch Specification with single-mode optical unit (2×smf) and contra-helical steel wire armour

3O-2F2 EOM — Custom Continuous Winch / Reel Length

Available in custom continuous subsea winch, tow or seabed lengths with water-blocked terminations

3O-2F2 EOM — Hydrostatic, Tensile & Routine Certified

Supplied with EN 10204 3.1 routine dielectric, optical OTDR / DC resistance & tensile test report

Technical data

Ratings & operating limits

Typical values: Typical values for this cable type, based on Deep-Ocean 6,000 m Electro-Optical-Mechanical Towed Winch Specification. Values for your order are confirmed in the datasheet and quotation.

Electrical

Rated voltage / transmission duty: 600 V – 1,500 V (Deep-Ocean 6,000 m Electro-Optical-Mechanical Towed Winch Specification)
Core / conductor construction: Single-Mode Optical Unit (2×SMF) — Central pressure-resistant tube housing 2 single-mode optical fibers
Primary dielectric / buffering: Copper Power Conductors (4×16 AWG) — Four stranded copper power conductors with high-voltage polymer insulation

Thermal

Continuous operating temperature: −40…+80 °C (subsea & offshore duty)
Hydrostatic & thermal stability: Verified thermal and hydrostatic stability per Deep-Ocean 6,000 m Electro-Optical-Mechanical Towed Winch Specification
Storage & transport temperature: −40…+80 °C on export wooden/steel winch reel

Mechanical

Outer protection / armouring: Contra-Helical Steel Wire Armour — Torque-balanced double galvanized steel wire armour for 6,000 m deep tow
Minimum bending radius: 12 × OD
Armour, strength member & mechanical duty: Polymeric Inner Bedding Sheath — Extruded void-filling polymeric bedding layer

Resistance

Seawater, hydrostatic & hydrolysis resistance: Engineered for continuous seawater immersion, pressure cycling and hydrolysis resistance per Deep-Ocean 6,000 m Electro-Optical-Mechanical Towed Winch Specification
Oil, drilling mud & abrasion resistance: Resistant to marine hydraulic oils, salt mist, winch sheave wear and seabed abrasion per Deep-Ocean 6,000 m Electro-Optical-Mechanical Towed Winch Specification
RoHS & REACH compliance: RoHS 2 (2011/65/EU + 2015/863) & REACH SVHC compliant

Reference standards

Governing standard: Deep-Ocean 6,000 m Electro-Optical-Mechanical Towed Winch Specification
Environmental & test standards: IEC 60228 / IEC 60794 / ITU-T G.972 / IEEE 1580 / EN 10204
Quality management & inspection: ISO 9001:2015 & EN 10204 3.1 factory routine inspection

Identification

Model designation: 3O-2F2 EOM
Sheath colour & metre marking: Continuous metre-marked black outer finish (Contra-Helical S)
Customs tariff (HS): 8544.49 / 8544.60 / 8544.70

Sizes

3 standard 3O-2F2 EOM subsea & offshore configurations

Manufactured to Deep-Ocean 6,000 m Electro-Optical-Mechanical Towed Winch Specification for subsea, oceanographic, ROV, seismic and offshore applications.

Dimensions, tensile load & weights
Order designation	Configuration	Core / stranding	Outer Ø ≈ mm	Net weight ≈ kg/km	Breaking / tensile kN ≈	Min. bend R mm
3O-2F2 EOM Construction Schedule (−40…+80 °C)
3O-2F2 EOM 4–12F EOM/Sub	4–12 × ITU-T G.652D / G.654E SM (+ Power)	Laser-welded SS FIMT + Steel/Aramid Armour	8.2	260	48.0	125
3O-2F2 EOM 24–48F EOM/Sub	24–48 × ITU-T G.652D / G.654E SM (+ Power)	Laser-welded SS FIMT + Contra-Helical Steel	17.5	680	120.0	260
3O-2F2 EOM 96–192F Trunk	96–192 × ITU-T G.654E / G.652D Submarine	SS Tube + Steel Vault + Cu Tube + DA Armour	28.0	1,650	300.0	420

Typical values for this cable type; dimensions and weights for your order are confirmed in the quotation.
Custom core cross-sections, pair/fibre counts, armour breaking loads and continuous winch/seabed lengths available per Deep-Ocean 6,000 m Electro-Optical-Mechanical Towed Winch Specification.

Electrical, optical & thermal parameters
Configuration	Max. DC R₂₀ / Atten. Ω/km or dB/km	Rating / Impedance	Operating temp.
4–12 × ITU-T G.652D / G.654E SM (+ Power)	0.35	≤0.35 dB/km @ 1310 nm	−40…+80 °C
24–48 × ITU-T G.652D / G.654E SM (+ Power)	0.21	≤0.21 dB/km @ 1550 nm	−40…+80 °C
96–192 × ITU-T G.654E / G.652D Submarine	0.18	≤0.18 dB/km @ 1550 nm	−40…+80 °C

Every production length undergoes routine conductor DC resistance, high-voltage dielectric or OTDR continuity 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 resistance, optical OTDR continuity & dimensional verification (Deep-Ocean 6,000 m Electro-Optical-Mechanical Towed Winch Specification)	DC resistance at 20 °C / optical attenuation and outer diameter within Deep-Ocean 6,000 m Electro-Optical-Mechanical Towed Winch Specification tolerances	Every manufactured drum length
High-voltage dielectric & insulation resistance test (Deep-Ocean 6,000 m Electro-Optical-Mechanical Towed Winch Specification)	Zero dielectric breakdown and verified insulation resistance for 600 V – 1,500 V rating	Every manufactured drum length
Sample tests
Hydrostatic pressure, tensile breaking load & water-blocking qualification (Deep-Ocean 6,000 m Electro-Optical-Mechanical Towed Winch Specification)	Verified subsea pressure integrity, torque-balanced tensile performance and thermal stability across −40…+80 °C	Type qualification & periodic lot audit

Inspection certificate

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

Product approvals

IEEE 1138 / Deep-Tow EOM 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 3O-2F2 EOM IEEE 1138 / Deep-Tow EOM 600 V – 1,500 V CE

Delivery form: Heavy-duty export fumigated wooden drums, steel oceanographic winch reels or submarine turntables
Standard lengths: 500 m, 1,000 m, 3,000 m, 6,000 m or custom continuous subsea lengths
MOQ: 100 m (standard configurations) · 500 m (custom subsea builds)
Lead time: 2–6 weeks ex-works
Incoterms: EXW, FCA, FOB, CIF, DAP

Technical documents

Downloads

PDF3O-2F2 6,000 m Double-Armoured Electro-Optical-Mechanical (EOM) Deep-T – technical datasheet3 sizes · construction, technical data, approvals XLSX3O-2F2 EOM spec data (Excel)All 3 sizes with dimensions and data, for your BOM or quotation

Revision: 2026-10-26
Updated: 2026-10-26

FAQ

Questions engineers ask first

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

What governing standard and construction define 3O-2F2 EOM (3O-2F2 6,000 m Double-Armoured Electro-Optical-Mechanical (EOM) Deep-Tow Cable)?

3O-2F2 EOM (3O-2F2 6,000 m Double-Armoured Electro-Optical-Mechanical (EOM) Deep-Tow Cable) is manufactured in accordance with Deep-Ocean 6,000 m Electro-Optical-Mechanical Towed Winch Specification for 600 V – 1,500 V service over -40 to +80 °C. Its 4-layer construction comprises single-mode optical unit (2×smf), copper power conductors (4×16 awg) and contra-helical steel wire armour.

What is the minimum bending radius and operating temperature range for 3O-2F2 EOM?

The minimum bending radius for 3O-2F2 EOM is 12 × OD across its continuous operating temperature range of -40 to +80 °C, ensuring mechanical, hydrostatic and dielectric reliability in subsea and offshore service.

How are the concentric layers of 3O-2F2 EOM arranged from inside to outside?

From inside to outside, the construction sequence is: (01) Single-Mode Optical Unit (2×SMF) — Central pressure-resistant tube housing 2 single-mode optical fibers; (02) Copper Power Conductors (4×16 AWG) — Four stranded copper power conductors with high-voltage polymer insulation; (03) Polymeric Inner Bedding Sheath — Extruded void-filling polymeric bedding layer; (04) Contra-Helical Steel Wire Armour — Torque-balanced double galvanized steel wire armour for 6,000 m deep tow.

What factory test certificates are supplied with 3O-2F2 EOM?

Every production drum of 3O-2F2 EOM undergoes routine conductor resistance/OTDR continuity, high-voltage dielectric and dimensional testing per Deep-Ocean 6,000 m Electro-Optical-Mechanical Towed Winch Specification, and is delivered with an EN 10204 3.1 factory test certificate.

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3O-2F2 6,000 m Double-Armoured Electro-Optical-Mechanical (EOM) Deep-Tow Cable

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