SRFS Teleinfra

RG405-Coaxial-Cable

RG405 Coaxial Cable

RG405 Coaxial Cable is a high-performance semi-rigid RF cable designed for reliable signal transmission in demanding high-frequency applications. Its compact construction provides excellent shielding, low signal loss, and stable electrical performance while maintaining consistent impedance. The cable is suitable for microwave circuits, RF test equipment, aerospace systems, defense electronics, telecommunications, instrumentation, and precision electronic assemblies. RG405 Coaxial Cable is commonly used where dependable signal integrity, mechanical stability, and controlled RF performance are essential. Its durable construction makes it an ideal solution for professional RF interconnections, laboratory equipment, and high-frequency communication systems.

Electrical & Mechanical Specifications

Impedance 50 Ω
Frequency 18 GHz (Max.)
Velocity of Propagation 70%
Signal Delay 4.8 ns/m
Capacitance 95 pF/m
Operating Temperature -65°C + 165°C
Shield Effectiveness < -100 dB/m
Working Voltage 1500 Vrms (Max.)
Weight 21 kg/km
Min. Bending Radius 20 mm
Item Material Diameter Remark
Center Conductor SPCW 0.51 mm (0.020 inch) Solid
Dielectric PTFE 1.64 mm (0.065 inch) Solid
Outer Conductor (1) SPC 1.80 mm (0.071 inch) Taping
Outer Conductor (2) SPC 2.18 mm (0.086 inch) Braid
Jacket FEP 2.64 mm (0.104 inch) Blue
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Frequency
(GHz)
Max. Attenuation
(dB/m)
Average Power
(W)
0.5 0.44 195
1.0 0.68 120
2.0 0.99 83
3.0 1.21 68
5.0 1.60 54
10.0 2.47 36
18.0 3.55 26