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3/8" Super Flexible Spiral Corrugated Copper Tube Coaxial Cable

3/8 inch super flexible design, suitable for installation environments requiring frequent bending.

Impedance50 ± 1 Ω
Outer diameter10.2 mm
Max. frequency15.0 GHz
3/8" Super Flexible 50Ω 50Ω RF Corrugated Copper Tube Coaxial Cable

Custom lengths, connectors and pre-assembled jumpers are available. Send us your specification for a quotation.

Technical data

Technical parameters

Source: 2026 Technical Selection Manual

Structure

Inner conductorCCA 2.6 mm
Dielectricfoam PE 6.7 mm
Outer conductorhelical corrugated copper tube 9.1 mm
JacketPE or LSZH/FRNC 10.2 mm

Electrical

Characteristic impedance50 ± 1 Ω
Velocity of propagation87 %(foamed PE)
Nominal capacitance76 pF/m
Peak power13.2 kW
Max. frequency15.0 GHz
VSWRVSWR ≤ 1.10(≤ 3 GHz);≤ 1.15(3– 4 GHz);≤ 1.20(4–6 GHz)
Insulation resistance≥ 5000 MΩ·km
DC breakdown voltage≥ 2 kV(small size)~ 16 kV (large size)
PIMPIM(third-order, 2×20W) ≤ −160 dBc

Mechanical & environment

Min. bending radius (single/multi)15 / 30 mm
Tensile strength950 N
Weight≈ 155 kg/km
Jacket materialPE / LSZH/FRNC
Operating temperaturePE −40 ~ +85 °C;FRNC −25 ~ +70 °C
StandardsIEC 61196-1, YD/T 1092, GB/T 14864

Attenuation & power

010192939150900180030005000

Attenuation in dB/100 m at 20 °C, nominal values (±5%).

MHzdB/100mMHzdB/100m
1505.13220022.75
4509.44250024.42
80012.98270025.49
90013.86300027.02
150018.4350029.43
180020.36400031.69
200021.58500035.87

Product description

The 3/8-inch Super-Flexible Corrugated Copper Tube 50 Ohm Coaxial Cable is a premium option for high-frequency signal transmission where flexibility and durability are paramount. This cable's corrugated copper tube provides exceptional shielding, significantly reducing electromagnetic interference and preserving signal clarity. Its ultra-flexible design is tailored for dynamic applications, such a

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