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Product

API Spec 16D double-armoured subsea BOP MUX control umbilicalAPI Spec 16D / API Std 53600–3,000 V + 6,000m FIMTYellow/Blue Pod Coded

A304739 API 16D Double-Armoured Subsea BOP MUX Control UmbilicalAPI Spec 16D / Std 53 · 1.8/3 kV · Api spec 16d double-armoured subsea bop mux control

Cable Subsea Blowout Preventer (BOP) Multiplexed (MUX) Caged & Spaced Contra-Helical Double-Armoured Electro-Optical Control Umbilical Cable (A304739 Series) (API Spec 16D / Std 53, 1.8/3 kV, -30 °C to +80 °C, min. bend radius 12 × OD).

Water-resistant

Anti-torsion braid

EMC screen

Approved

Configuration

Order designation: A304739 BOP MUX Type A (Standard Lift)
Outer Ø ≈: 25.4 mm
Net weight ≈: 1,680 kg/km
Tensile rating ≈: 320.0 kN
Core / stranding: Class 5 tinned Cu + 316L FIMT

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: 1.8/3 kV
Operating temp.: −30…+80 °C
Min. bend radius: 12 × OD
Core / conductor: 600–3,000 V
Outer protection: Double SWA
Standard: API Spec 16D

Typical values for this cable type, based on API Spec 16D / API Std 53 / ISO 13628-5 Subsea BOP MUX — confirmed in the datasheet and quotation for your order.

Application fit

Is A304739 BOP MUX right for your machine?

Immersion & wet locations

Suitable

Water-blocked core matrix and hydrolysis-resistant subsea jacketing withstand continuous deepwater hydrostatic pressure.

Vertical / spreader reel

Suitable

Torque-balanced aramid or contra-helical steel armour supports vertical winch deployment without hockling.

Offshore platform & shipboard deck trays

Suitable

Marine-grade outer sheath and armour package resist LARS sheave abrasion, UV exposure and salt-spray corrosion.

Trailing & towing

Suitable

High tensile breaking strength supports underwater towing, ROV excursion and seabed plough/trencher duty.

Energy chain / drag chain

Not suitable

Subsea umbilical and tow construction is not intended for high-cycle indoor factory drag chains.

Use Drag-Chain Servo Cable

Typical machinesMarine & Offshore CableWork-Class & Observation ROV SystemsOffshore Wind & Subsea Power GridsOceanographic, Sonar & Seismic SurveyCommercial Diving & Subsea Intervention

Construction

Layer by layer

Shown: A304739 BOP MUX (API Spec 16D / API Std 53 / ISO 13628-5 Subsea BOP MUX) featuring laser-welded stainless-steel optical core, redundant sem power cores (600–3,000 v) and greaseless pod-coded outer jacket (ø38.1 mm) (5-layer construction).

Schematic, not to scale — generated from the layer data

#	Layer	Material & reference
1	Laser-Welded Stainless-Steel Optical Core	Laser-welded stainless-steel tube housing SM/MM fibers for 6,000 m BOP MUX telemetry
2	Redundant SEM Power Cores (600–3,000 V)	Stranded tinned copper with SAE AS81044 (SPEC 44) dual-wall / XLPE insulation
3	EMC-Screened MUX Telemetry Pairs/Quads	Low-capacitance pairs with individual Al/PET foil + tinned copper braid screens
4	Caged & Spaced Contra-Helical Steel Armor	Weight-saving torque-balanced double galvanized steel wires in polymer matrix
5	Greaseless Pod-Coded Outer Jacket (Ø38.1 mm)	High-visibility Yellow (or Blue Pod) mud- and abrasion-resistant HDPE/PUR jacket

A304739 BOP MUX — Standard Subsea & Marine Execution

Built to API Spec 16D / API Std 53 / ISO 13628-5 Subsea BOP MUX with laser-welded stainless-steel optical core and greaseless pod-coded outer jacket (ø38.1 mm)

A304739 BOP MUX — Custom Drum Length & Termination Kit

Available in custom continuous subsea/wellbore drum lengths or pre-terminated assemblies

A304739 BOP MUX — Routine & Hydrostatic Test Certified

Supplied with EN 10204 3.1 routine dielectric, resistance & pressure/dimensional report

Technical data

Ratings & operating limits

Typical values: Typical values for this cable type, based on API Spec 16D / API Std 53 / ISO 13628-5 Subsea BOP MUX. Values for your order are confirmed in the datasheet and quotation.

Electrical

Rated voltage / transmission duty: 1.8/3 kV (API Spec 16D / API Std 53 / ISO 13628-5 Subsea BOP MUX)
Core / conductor construction: Laser-Welded Stainless-Steel Optical Core — Laser-welded stainless-steel tube housing SM/MM fibers for 6,000 m BOP MUX telemetry
Primary dielectric / buffering: Redundant SEM Power Cores (600–3,000 V) — Stranded tinned copper with SAE AS81044 (SPEC 44) dual-wall / XLPE insulation

Thermal

Continuous operating temperature: −30…+80 °C (subsea, marine & submersible duty)
Short-circuit / peak thermal rating: Verified thermal stability per API Spec 16D / API Std 53 / ISO 13628-5 Subsea BOP MUX
Storage & transport temperature: −40…+80 °C on export wooden/steel drum

Mechanical

Outer protection / armouring: Greaseless Pod-Coded Outer Jacket (Ø38.1 mm) — High-visibility Yellow (or Blue Pod) mud- and abrasion-resistant HDPE/PUR jacket
Minimum bending radius: 12 × OD
Hydrostatic, tensile & crush duty: Caged & Spaced Contra-Helical Steel Armor — Weight-saving torque-balanced double galvanized steel wires in polymer matrix

Resistance

Hydrostatic pressure & water blocking: Engineered for continuous submersion and hydrostatic integrity per API Spec 16D / API Std 53 / ISO 13628-5 Subsea BOP MUX
Seawater, oil & chemical resistance: Resistant to seawater hydrolysis, hydraulic oils and abrasion per API Spec 16D / API Std 53 / ISO 13628-5 Subsea BOP MUX
RoHS & REACH compliance: RoHS 2 (2011/65/EU + 2015/863) & REACH SVHC compliant

Reference standards

Governing standard: API Spec 16D / API Std 53 / ISO 13628-5 Subsea BOP MUX
Environmental & test standards: IEC 60228 / IEC 60332 / ISO 13628-5 / EN 10204
Quality management & inspection: ISO 9001:2015 & EN 10204 3.1 factory routine inspection

Identification

Model designation: A304739 BOP MUX
Sheath colour & metre marking: Continuous metre-marked yellow outer finish (Double SWA + Pod Jacket)
Customs tariff (HS): 8544.49 / 8544.60 / 8544.70

Sizes

3 standard A304739 BOP MUX subsea & marine configurations

Manufactured to API Spec 16D / API Std 53 / ISO 13628-5 Subsea BOP MUX for subsea, offshore, deep-well and marine applications.

Dimensions, tensile load & weights
Order designation	Configuration	Core / stranding	Outer Ø ≈ mm	Net weight ≈ kg/km	Tensile rating kN ≈	Min. bend R mm
A304739 BOP MUX Construction Schedule (−30…+80 °C)
A304739 BOP MUX Type A (Standard Lift)	3 × 10 mm² HV + 6×2×1.0 + 12F FIMT	Class 5 tinned Cu + 316L FIMT	25.4	1,680	320.0	380
A304739 BOP MUX Type B (Heavy Work-Class)	3 × 16 mm² HV + 8×2×1.0 + 12F FIMT	Class 5 tinned Cu + 316L FIMT	32.2	2,650	480.0	485
A304739 BOP MUX Type C (Ultra-Deep Trencher)	3 × 25 mm² HV + 12×2×1.0 + 24F FIMT	Class 5 tinned Cu + 316L FIMT	38.1	3,890	680.0	570

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 grades and factory drum lengths available per API Spec 16D / API Std 53 / ISO 13628-5 Subsea BOP MUX.

Electrical, optical & thermal parameters
Configuration	Max. DC R₂₀ / Atten. Ω/km or dB/km	Rating / Impedance	Operating temp.
3 × 10 mm² HV + 6×2×1.0 + 12F FIMT	1.91	1.8/3 kV (≤0.35 dB/km SM)	−30…+80 °C
3 × 16 mm² HV + 8×2×1.0 + 12F FIMT	1.21	1.8/3 kV (≤0.35 dB/km SM)	−30…+80 °C
3 × 25 mm² HV + 12×2×1.0 + 24F FIMT	0.78	1.8/3 kV (≤0.35 dB/km SM)	−30…+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, continuity & dimensional verification (API Spec 16D / API Std 53 / ISO 13628-5 Subsea BOP MUX)	DC resistance at 20 °C / optical attenuation and outer diameter within API Spec 16D / API Std 53 / ISO 13628-5 Subsea BOP MUX tolerances	Every manufactured drum length
High-voltage dielectric & insulation resistance test (API Spec 16D / API Std 53 / ISO 13628-5 Subsea BOP MUX)	Zero dielectric breakdown and verified insulation resistance for 1.8/3 kV rating	Every manufactured drum length
Sample tests
Hydrostatic pressure, water-blocking & mechanical endurance qualification (API Spec 16D / API Std 53 / ISO 13628-5 Subsea BOP MUX)	Verified submersion integrity, tensile load and thermal stability 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

API Spec 16D / Std 53 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 A304739 BOP MUX API Spec 16D / Std 53 1.8/3 kV CE

Delivery form: Heavy-duty export fumigated wooden drums or steel subsea reels
Standard lengths: 500 m, 1,000 m or custom continuous subsea/wellbore lengths
MOQ: 100 m (standard configurations) · 500 m (custom builds)
Lead time: 2–5 weeks ex-works
Incoterms: EXW, FCA, FOB, CIF, DAP

Technical documents

Downloads

PDFA304739 API 16D Double-Armoured Subsea BOP MUX Control Umbilical – technical datasheet3 sizes · construction, technical data, approvals XLSXA304739 BOP MUX spec data (Excel)All 3 sizes with dimensions and data, for your BOM or quotation

Revision: 2026-10-25
Updated: 2026-10-25

FAQ

Questions engineers ask first

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

What governing standard and construction define A304739 BOP MUX (A304739 API 16D Double-Armoured Subsea BOP MUX Control Umbilical)?

A304739 BOP MUX (A304739 API 16D Double-Armoured Subsea BOP MUX Control Umbilical) is manufactured in accordance with API Spec 16D / API Std 53 / ISO 13628-5 Subsea BOP MUX for 1.8/3 kV service over -30 °C to +80 °C. Its 5-layer construction comprises laser-welded stainless-steel optical core, redundant sem power cores (600–3,000 v) and greaseless pod-coded outer jacket (ø38.1 mm).

What is the minimum bending radius and operating temperature range for A304739 BOP MUX?

The minimum bending radius for A304739 BOP MUX is 12 × OD across its continuous operating temperature range of -30 °C to +80 °C, ensuring mechanical and dielectric reliability in subsea, marine and submersible service.

How are the concentric layers of A304739 BOP MUX arranged from inside to outside?

From inside to outside, the construction sequence is: (01) Laser-Welded Stainless-Steel Optical Core — Laser-welded stainless-steel tube housing SM/MM fibers for 6,000 m BOP MUX telemetry; (02) Redundant SEM Power Cores (600–3,000 V) — Stranded tinned copper with SAE AS81044 (SPEC 44) dual-wall / XLPE insulation; (03) EMC-Screened MUX Telemetry Pairs/Quads — Low-capacitance pairs with individual Al/PET foil + tinned copper braid screens; (04) Caged & Spaced Contra-Helical Steel Armor — Weight-saving torque-balanced double galvanized steel wires in polymer matrix; (05) Greaseless Pod-Coded Outer Jacket (Ø38.1 mm) — High-visibility Yellow (or Blue Pod) mud- and abrasion-resistant HDPE/PUR jacket.

What factory test certificates are supplied with A304739 BOP MUX?

Every production drum of A304739 BOP MUX undergoes routine conductor resistance/continuity, high-voltage dielectric and dimensional testing per API Spec 16D / API Std 53 / ISO 13628-5 Subsea BOP MUX, and is delivered with an EN 10204 3.1 factory test certificate.

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A304739 API 16D Double-Armoured Subsea BOP MUX Control Umbilical

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