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Product

submarine & offshore armoured optical cable ITU-T G.972 / HYJQY33Optical (-20 to +70 °C)Polyethylene (PE) Outer Sheath (HYJQ

HYJQY33 12–144F G.652D / G.655 Unrepeatered Steel-Armoured PE-Sheathed Submarine Optical CableITU-T G.972 / HYJQY33 — Optical — -20 to +70 °C Subsea & Offshore Cable

HYJQY33 12–144F G.652D / G.655 Unrepeatered Steel-Armoured PE-Sheathed Submarine Optical Cable (ITU-T G.972 / HYJQY33) engineered for Optical service across -20 to +70 °C (min. bend radius 20 × OD).

Water-resistant

Ozone, UV & moisture

Oil-resistant

Approved

Configuration

Order designation: HYJQY33 Submarine FO 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: Optical
Operating temp.: −20…+70 °C
Min. bend radius: 20 × OD
Core / conductor: Stainless-Steel
Outer protection: Polyethylene (PE
Standard: ITU-T G.972 / HY

Typical values for this cable type, based on ITU-T G.972 / G.973 HYJQY33 Unrepeatered Steel-Armoured Submarine Optical Specification — confirmed in the datasheet and quotation for your order.

Application fit

Is HYJQY33 Submarine FO right for your machine?

Fixed installation

Suitable

Laser-welded stainless-steel / copper-tube FIMT or water-blocked loose-tube construction protects ITU-T G.652D / G.654E / OM3/OM4 fibres.

Immersion & wet locations

Suitable

Hermetic metallic optical tube, steel vault and high-density PE/PUR serving withstand up to 8,000 m deep-ocean hydrostatic pressure.

Offshore platform & shipboard deck trays

Suitable

Galvanized steel or bronze wire armour and SHF2-MUD / PUR / PE jacket resist seabed abrasion, fishing-gear impact, oil and drilling mud.

Drilling jumbo & rotary mast feed

Suitable

NEK 606 QFCU and IEEE 1580 S670T executions maintain high-speed optical telemetry across hazardous offshore topside zones.

Energy chain / drag chain

Not suitable

Submarine and armoured offshore optical cable is not intended for indoor factory automation drag chains.

Use Deepwater ROV Optical Tether

Typical machinesUnderwater & Ocean ExplorationSubmarine Telecom & Cabled Ocean ObservatoriesIsland, Coastal & Inter-Platform Subsea Optical LinksOffshore Platform & FPSO Fire-Safe Optical BackbonesTactical Marine & Harsh-Environment Optical Deployment

Construction

Layer by layer

Shown: HYJQY33 Submarine FO (ITU-T G.972 / G.973 HYJQY33 Unrepeatered Steel-Armoured Submarine Optical Specification) featuring stainless-steel loose tube (12–144×smf), polyethylene (pe) inner sheath and polyethylene (pe) outer sheath (hyjqy33) (4-layer construction).

Schematic, not to scale — generated from the layer data

#	Layer	Material & reference
1	Stainless-Steel Loose Tube (12–144×SMF)	Gel-filled stainless-steel tube housing G.652 / G.654 fibers
2	Polyethylene (PE) Inner Sheath	Extruded PE inner bedding isolating optical tube from armour
3	Galvanized Steel Wire Armour	High-tensile galvanized steel wire armour layer
4	Polyethylene (PE) Outer Sheath (HYJQY33)	Extruded black high-density polyethylene outer jacket

HYJQY33 Submarine FO — Standard Subsea & Offshore Execution

Built to ITU-T G.972 / G.973 HYJQY33 Unrepeatered Steel-Armoured Submarine Optical Specification with stainless-steel loose tube (12–144×smf) and polyethylene (pe) outer sheath (hyjqy33)

HYJQY33 Submarine FO — Custom Continuous Winch / Reel Length

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

HYJQY33 Submarine FO — 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 ITU-T G.972 / G.973 HYJQY33 Unrepeatered Steel-Armoured Submarine Optical Specification. Values for your order are confirmed in the datasheet and quotation.

Electrical

Rated voltage / transmission duty: Optical (ITU-T G.972 / G.973 HYJQY33 Unrepeatered Steel-Armoured Submarine Optical Specification)
Core / conductor construction: Stainless-Steel Loose Tube (12–144×SMF) — Gel-filled stainless-steel tube housing G.652 / G.654 fibers
Primary dielectric / buffering: Polyethylene (PE) Inner Sheath — Extruded PE inner bedding isolating optical tube from armour

Thermal

Continuous operating temperature: −20…+70 °C (subsea & offshore duty)
Hydrostatic & thermal stability: Verified thermal and hydrostatic stability per ITU-T G.972 / G.973 HYJQY33 Unrepeatered Steel-Armoured Submarine Optical Specification
Storage & transport temperature: −40…+80 °C on export wooden/steel winch reel

Mechanical

Outer protection / armouring: Polyethylene (PE) Outer Sheath (HYJQY33) — Extruded black high-density polyethylene outer jacket
Minimum bending radius: 20 × OD
Armour, strength member & mechanical duty: Galvanized Steel Wire Armour — High-tensile galvanized steel wire armour layer

Resistance

Seawater, hydrostatic & hydrolysis resistance: Engineered for continuous seawater immersion, pressure cycling and hydrolysis resistance per ITU-T G.972 / G.973 HYJQY33 Unrepeatered Steel-Armoured Submarine Optical Specification
Oil, drilling mud & abrasion resistance: Resistant to marine hydraulic oils, salt mist, winch sheave wear and seabed abrasion per ITU-T G.972 / G.973 HYJQY33 Unrepeatered Steel-Armoured Submarine Optical Specification
RoHS & REACH compliance: RoHS 2 (2011/65/EU + 2015/863) & REACH SVHC compliant

Reference standards

Governing standard: ITU-T G.972 / G.973 HYJQY33 Unrepeatered Steel-Armoured Submarine Optical 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: HYJQY33 Submarine FO
Sheath colour & metre marking: Continuous metre-marked black outer finish (Polyethylene (PE)
Customs tariff (HS): 8544.49 / 8544.60 / 8544.70

Sizes

3 standard HYJQY33 Submarine FO subsea & offshore configurations

Manufactured to ITU-T G.972 / G.973 HYJQY33 Unrepeatered Steel-Armoured Submarine Optical 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
HYJQY33 Submarine FO Construction Schedule (−20…+70 °C)
HYJQY33 Submarine FO 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
HYJQY33 Submarine FO 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
HYJQY33 Submarine FO 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 ITU-T G.972 / G.973 HYJQY33 Unrepeatered Steel-Armoured Submarine Optical 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	−20…+70 °C
24–48 × ITU-T G.652D / G.654E SM (+ Power)	0.21	≤0.21 dB/km @ 1550 nm	−20…+70 °C
96–192 × ITU-T G.654E / G.652D Submarine	0.18	≤0.18 dB/km @ 1550 nm	−20…+70 °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 (ITU-T G.972 / G.973 HYJQY33 Unrepeatered Steel-Armoured Submarine Optical Specification)	DC resistance at 20 °C / optical attenuation and outer diameter within ITU-T G.972 / G.973 HYJQY33 Unrepeatered Steel-Armoured Submarine Optical Specification tolerances	Every manufactured drum length
High-voltage dielectric & insulation resistance test (ITU-T G.972 / G.973 HYJQY33 Unrepeatered Steel-Armoured Submarine Optical Specification)	Zero dielectric breakdown and verified insulation resistance for Optical rating	Every manufactured drum length
Sample tests
Hydrostatic pressure, tensile breaking load & water-blocking qualification (ITU-T G.972 / G.973 HYJQY33 Unrepeatered Steel-Armoured Submarine Optical Specification)	Verified subsea pressure integrity, torque-balanced tensile performance and thermal stability across −20…+70 °C	Type qualification & periodic lot audit

Inspection certificate

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

Product approvals

ITU-T G.972 / HYJQY33 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 HYJQY33 Submarine FO ITU-T G.972 / HYJQY33 Optical 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

PDFHYJQY33 12–144F G.652D / G.655 Unrepeatered Steel-Armoured PE-Sheathed – technical datasheet3 sizes · construction, technical data, approvals XLSXHYJQY33 Submarine FO 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 HYJQY33 Submarine FO (HYJQY33 12–144F G.652D / G.655 Unrepeatered Steel-Armoured PE-Sheathed Submarine Optical Cable)?

HYJQY33 Submarine FO (HYJQY33 12–144F G.652D / G.655 Unrepeatered Steel-Armoured PE-Sheathed Submarine Optical Cable) is manufactured in accordance with ITU-T G.972 / G.973 HYJQY33 Unrepeatered Steel-Armoured Submarine Optical Specification for Optical service over -20 to +70 °C. Its 4-layer construction comprises stainless-steel loose tube (12–144×smf), polyethylene (pe) inner sheath and polyethylene (pe) outer sheath (hyjqy33).

What is the minimum bending radius and operating temperature range for HYJQY33 Submarine FO?

The minimum bending radius for HYJQY33 Submarine FO is 20 × OD across its continuous operating temperature range of -20 to +70 °C, ensuring mechanical, hydrostatic and dielectric reliability in subsea and offshore service.

How are the concentric layers of HYJQY33 Submarine FO arranged from inside to outside?

From inside to outside, the construction sequence is: (01) Stainless-Steel Loose Tube (12–144×SMF) — Gel-filled stainless-steel tube housing G.652 / G.654 fibers; (02) Polyethylene (PE) Inner Sheath — Extruded PE inner bedding isolating optical tube from armour; (03) Galvanized Steel Wire Armour — High-tensile galvanized steel wire armour layer; (04) Polyethylene (PE) Outer Sheath (HYJQY33) — Extruded black high-density polyethylene outer jacket.

What factory test certificates are supplied with HYJQY33 Submarine FO?

Every production drum of HYJQY33 Submarine FO undergoes routine conductor resistance/OTDR continuity, high-voltage dielectric and dimensional testing per ITU-T G.972 / G.973 HYJQY33 Unrepeatered Steel-Armoured Submarine Optical Specification, and is delivered with an EN 10204 3.1 factory test certificate.

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01Selected sizes

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02Reel & motion

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03Message for our engineers

HYJQY33 Submarine FO HYJQY33 12–144F G.652D / G.655 Unrepeatered Steel-Armoured PE-Sheathed Submarine Optical Cable

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