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Product

MSHA armoured Cat 5e industrial Ethernet cable TIA-568 Cat 5e / MSHA4×2×24 AWG BondedInterlocked Al Armor

121700A MSHA Armoured Cat 5e Mining Ethernet Cable121700A MSHA-approved Cat5e industrial Ethernet cable for underground mining and tunnel automation, featuring 4 bonded 24 AWG solid bare copper pairs, 100% aluminum/polyester foil shield, inner PVC jacket, interlocked aluminum armor and MSHA PVC jacket.

Engineered for underground mining, open-cast excavation, shaft infrastructure and heavy industrial service per TIA/EIA-568-B.2 Cat 5e / UL 444 / MSHA across -40 to +75 °C.

EMC screen

Low-EMC design

Oil-resistant

Flame-retardant

Configuration

Order designation: 121700A Cat 5e AIA Black MSHA
Outer Ø ≈: 12.9 mm
Net weight ≈: 178 kg/km
Tensile rating ≈: 0.9 kN
Core / stranding: Solid bare Cu bonded pairs

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: 300 V
Operating temp.: -40 to +75 °C
Min. bend radius: 10 × OD
Core / conductor: 4×2×24 AWG Cu
Outer protection: Al Armor + PVC
Standard: Cat 5e / MSHA

Typical values for this cable type, based on TIA/EIA-568-B.2 Cat 5e / UL 444 / MSHA — confirmed in the datasheet and quotation for your order.

Application fit

Is 121700A right for your machine?

Engineered for underground mining, open-cast excavation, shaft infrastructure and heavy industrial service per TIA/EIA-568-B.2 Cat 5e / UL 444 / MSHA across -40 to +75 °C.

Mine roadway & tunnel wall hangers

Suitable

Engineered for underground mining shafts, galleries and tunnel infrastructure per TIA/EIA-568-B.2 Cat 5e / UL 444 / MSHA.

Fixed installation

Suitable

Suitable for vertical shaft cleats, gallery messenger hooks and tray routing within 10 × OD.

Free-hanging vertical run

Suitable

Supports inclined roadway and vertical mine shaft suspension within rated kN load across -40 to +75 °C.

Festoon & line chain

Not suitable

Not optimized for high-speed overhead crane C-track festoon loops; select a dedicated festoon cable.

NGFLGÖU Flat Rubber Festoon Cable

Typical machinesMining & TunnellingUnderground Coal & Hard-Rock MiningOpen-Cast Excavators, Draglines & ShovelsVertical Mine Shafts, Hoists & BoreholesTunneling, Mineral Processing & Slurry Plants

Construction

Layer by layer

Shown: 121700A (TIA/EIA-568-B.2 Cat 5e / UL 444 / MSHA) featuring bonded-pair conductors (4×2×24 awg), 100% aluminum/polyester foil shield & drain and msha industrial outer jacket (5-layer construction).

Schematic, not to scale — generated from the layer data

#	Layer	Material & reference
1	Bonded-Pair Conductors (4×2×24 AWG)	Solid bare copper with physically bonded TIA-568 polyolefin pairs
2	100% Al/PET Foil Shield & Drain Wire	100% aluminum/polyester foil shield + 24 AWG stranded tinned copper drain wire
3	Inner Jacket & Polyester Wrap	Extruded industrial black PVC inner jacket + polyester separator tape
4	Interlocked Aluminum Armor (121700A)	Helically interlocked aluminum strip armor for rockfall & crush protection
5	MSHA Industrial Outer Jacket	Oil-, sunlight- and flame-resistant MSHA-approved PVC outer jacket

121700A — Standard Mining Execution

Built to TIA/EIA-568-B.2 Cat 5e / UL 444 / MSHA with bonded-pair conductors (4×2×24 awg) and msha industrial outer jacket

121700A — Custom Drum Length & Gland Kit

Available in custom shaft/roadway drum lengths or pre-terminated assemblies

121700A — Routine & Flame Test Certified

Supplied with EN 10204 3.1 routine dielectric, resistance & flame test report

Technical data

Ratings & operating limits

Typical values: Typical values for this cable type, based on TIA/EIA-568-B.2 Cat 5e / UL 444 / MSHA. Values for your order are confirmed in the datasheet and quotation.

Electrical

Rated voltage / transmission duty: 300 V (TIA/EIA-568-B.2 Cat 5e / UL 444 / MSHA)
Core / conductor construction: Bonded-Pair Conductors (4×2×24 AWG) — Solid bare copper with physically bonded TIA-568 polyolefin pairs
Primary dielectric / buffering: 100% Aluminum/Polyester Foil Shield & Drain — 100% aluminum/polyester foil shield + 24 AWG stranded tinned copper drain wire

Thermal

Continuous operating temperature: -40 to +75 °C (mining & industrial service)
Short-circuit / peak thermal rating: Verified thermal stability per TIA/EIA-568-B.2 Cat 5e / UL 444 / MSHA
Storage & transport temperature: −40…+80 °C on export wooden/steel drum

Mechanical

Outer protection / armouring: MSHA Industrial Outer Jacket — Oil-, sunlight- and flame-resistant MSHA-approved PVC outer jacket
Minimum bending radius: 10 × OD
Crush, impact & abrasion duty: Heavy-duty mining rock-cut, impact and tensile protection per TIA/EIA-568-B.2 Cat 5e / UL 444 / MSHA

Resistance

Flame retardancy & mine fire safety: Self-extinguishing / flame-retardant mining jacket per TIA/EIA-568-B.2 Cat 5e / UL 444 / MSHA
Mine water, oil & chemical resistance: Resistant to acidic mine water, hydraulic oils and abrasion per TIA/EIA-568-B.2 Cat 5e / UL 444 / MSHA
RoHS & REACH compliance: RoHS 2 (2011/65/EU + 2015/863) & REACH SVHC compliant

Reference standards

Governing standard: TIA/EIA-568-B.2 Cat 5e / UL 444 / MSHA
Flame & environmental test standards: IEC 60332 / MSHA / EN 60794 / IEC 60228
Quality management & inspection: ISO 9001:2015 & EN 10204 3.1 factory routine inspection

Identification

Model designation: 121700A
Sheath colour & metre marking: Continuous metre-marked black mining outer sheath
Customs tariff (HS): 8544.49 / 8544.60 / 8544.70

Sizes

3 standard 121700A mining & industrial configurations

Manufactured to TIA/EIA-568-B.2 Cat 5e / UL 444 / MSHA for underground mining, open-cast excavation, shaft and heavy industrial systems.

Dimensions, tensile load & weights
Order designation	Configuration	Core / stranding	Outer Ø ≈ mm	Net weight ≈ kg/km	Tensile rating kN ≈	Min. bend R mm
121700A Construction Schedule (-40 to +75 °C)
121700A Cat 5e AIA Black MSHA	4 × 2 × 24 AWG (Cat 5e F/UTP)	Solid bare Cu bonded pairs	12.9	178	0.9	130
121700A Cat 5e AIA Blue Ex-i Zone	4 × 2 × 24 AWG (Cat 5e F/UTP)	Solid bare Cu bonded pairs	12.9	178	0.9	130
121700A Cat 5e AIA Grey Plant Trunk	4 × 2 × 24 AWG (Cat 5e F/UTP)	Solid bare Cu bonded pairs	12.9	178	0.9	130

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 TIA/EIA-568-B.2 Cat 5e / UL 444 / MSHA.

Electrical, optical & thermal parameters
Configuration	Max. DC R₂₀ / Atten. Ω/km or dB/km	Rating / Impedance	Operating temp.
4 × 2 × 24 AWG (Black MSHA)	90.00	100 Ω ± 15 Ω (1–100 MHz)	-40 to +75 °C
4 × 2 × 24 AWG (Blue Ex-i)	90.00	100 Ω ± 15 Ω (1–100 MHz)	-40 to +75 °C
4 × 2 × 24 AWG (Grey Trunk)	90.00	100 Ω ± 15 Ω (1–100 MHz)	-40 to +75 °C

Every production length undergoes routine conductor DC resistance, high-voltage Spark/AC 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 (TIA/EIA-568-B.2 Cat 5e / UL 444 / MSHA)	DC resistance at 20 °C / optical attenuation and outer diameter within TIA/EIA-568-B.2 Cat 5e / UL 444 / MSHA tolerances	Every manufactured drum length
High-voltage dielectric & insulation resistance test (TIA/EIA-568-B.2 Cat 5e / UL 444 / MSHA)	Zero dielectric breakdown and verified insulation resistance over full production length	Every manufactured drum length
Sample tests
Flame propagation, mechanical crush & thermal ageing qualification (TIA/EIA-568-B.2 Cat 5e / UL 444 / MSHA)	Verified flame retardancy, mechanical integrity and thermal endurance across -40 to +75 °C	Type qualification & periodic lot audit

Inspection certificate

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

Product approvals

Cat 5e / MSHA 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 121700A Cat 5e / MSHA 300 V CE

Delivery form: Heavy-duty export fumigated wooden drums or steel mine reels
Standard lengths: 500 m, 1,000 m or custom continuous shaft/reeling 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

PDF121700A MSHA Armoured Cat 5e Mining Ethernet Cable – technical datasheet3 sizes · construction, technical data, approvals XLSX121700A spec data (Excel)All 3 sizes with dimensions and data, for your BOM or quotation

Revision: 2026-10-24
Updated: 2026-10-24

FAQ

Questions engineers ask first

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

What governing standard and construction define 121700A (121700A MSHA Armoured Cat 5e Mining Ethernet Cable)?

121700A (121700A MSHA Armoured Cat 5e Mining Ethernet Cable) is manufactured in accordance with TIA/EIA-568-B.2 Cat 5e / UL 444 / MSHA for 300 V duty over -40 to +75 °C. Its 5-layer construction comprises Bonded-Pair Conductors (4×2×24 AWG), 100% Al/PET Foil Shield & Drain Wire and MSHA Industrial Outer Jacket.

What is the minimum bending radius and operating temperature range for 121700A?

The minimum bending radius for 121700A is 10 × OD across its continuous operating temperature range of -40 to +75 °C, ensuring mechanical and dielectric reliability in mining and heavy industrial service.

How are the concentric layers of 121700A arranged from inside to outside?

From inside to outside, the construction sequence is: (01) Bonded-Pair Conductors (4×2×24 AWG) (Solid bare copper with physically bonded TIA-568 polyolefin pairs); (02) 100% Aluminum/Polyester Foil Shield & Drain (100% aluminum/polyester foil shield + 24 AWG stranded tinned copper drain wire); (03) Inner Jacket & Polyester Wrap (Extruded industrial black PVC inner jacket + polyester separator tape); (04) Interlocked Aluminum Armor (121700A) (Helically interlocked aluminum strip armor for rockfall & crush protection); (05) MSHA Industrial Outer Jacket (Oil-, sunlight- and flame-resistant MSHA-approved PVC outer jacket).

What factory test certificates are supplied with 121700A?

Every production drum of 121700A undergoes routine conductor resistance/continuity, high-voltage dielectric and dimensional testing per TIA/EIA-568-B.2 Cat 5e / UL 444 / MSHA, 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

121700A MSHA Armoured Cat 5e Mining Ethernet Cable

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Reel & motion:
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