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SCF12-50J_Temp
1/2" CELLFLEX® Superflexible Foam-Dielectric Coaxial Cable

Rev : A | Rev date : 15 Nov 2025

CELLFLEX® 1/2" superflexible cable

Feature / Benefits

  • Ultra Low Attenuation

The reduced attenuation of CELLFLEX® coaxial cable results in extremly efficient signal transfer in your RF system, especially at high frequencies. 

  • Complete Shielding

The solid outer conductor of CELLFLEX® coaxial cable creates a continuous RFI/EMI shield that minimizes system interference. 

  • Low VSWR

Special low VSWR versions of CELLFLEX® coaxial cables contribute to low system noise. 

  • Outstanding Intermodulation Performance

CELLFLEX® coaxial cable's solid inner and outer conductors virtually eliminate intermods. Intermodulation performance is also confirmed with state-of-the-art equipment at the RFS factory. 

  • High Power Rating

Due to their low attenuation, outstanding heat transfer properties and temperature stabilized dielectric materials, CELLFLEX® cable provides safe long term operating life at high transmit power levels. 

  • Wide Range of Application

Typical areas of application are: feedlines for broadcast and terrestrial microwave antennas, wireless cellular, PCS and ESMR base stations, cabling of antenna arrays, and radio equipment interconnects

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Applications
Applications OEM jumpers, Main feed transitions to equipment, GPS lines, intended for outdoor usage
Structure
Cable Type Foam-Dielectric, Superflexible
Size 1/2
Jacket Option Black
Inner Conductor Diameter 3.6mm (0.142in)
Inner Conductor Material Copper-Clad Aluminum Wire
Dielectric Diameter 9.3mm (0.366in)
Dielectric Material Foam Polyethylene
Outer Conductor Diameter 12.3mm (0.484in)
Outer Conductor Material Corrugated Copper
Jacket Diameter 13.7mm (0.539in)
Jacket Material Black Polyethylene
Testing and Environmental
Fire Performance Halogene Free
Installation Temperature -40°C to 60°C (-40°F to 140°F)
Storage Temperature -70°C to 85°C (-94°F to 185°F)
Operation Temperature -50°C to 85°C (-58°F to 185°F)
Compliance

DIN EN ISO 9001:2015

ISO 14001:2015

RoHS 2011/65/EU - China RoHS SJ/T 11364-2006

REACH (EC 1907/2006)

UL1581 - UV Resistance Jacket

IEC 60754-1/-2 

Electrical Specifications
Impedance 50 +/- 1 Ω
Maximum Frequency 10.6 GHz
Velocity 77 %
Capacitance 86pF/m (26pF/ft)
Inductance 0.215µH/m (0.066µH/ft)
Peak Power Rating 24 kW
RF Peak Voltage 1550 Volts
Jacket Spark 5000 Volt RMS
Inner Conductor dc Resistance 2.97ohm/1000 m (0.9ohm/1000 ft)
Outer Conductor dc Resistance 6.5ohm/1000 m (1.98ohm/1000 ft)
Passive Intermodulation PIM -160 typ. dBc
Return Loss (VSWR) Performance Standard 20dB (1.222) / Premium 23/24dB (1.152/1.135) on specified frequencies
Phase Stabilized

Phase stabilized and phase matched cables and accessories are available upon request.

Mechanical Specifications
Cable Weight 0.135kg/m (0.09lb/ft)
Minimum Bending Radius 32mm (1.3in)
Bending Moment 2.5 (1.84)
Tensile Strength 650N (146lb)
Recommended / Maximum Clamp Spacing 0.3 / 0.5 (1 / 1.64)
Attenuation @ 20°C (68°F) and Power Rating @ 40°C (104°F)
Frequency, MHz dB per 100m dB per 100ft Power, kW
Frequency, MHz dB per 100m dB per 100ft Power, kW
1 0.31 0.1 22.6
100 3.21 0.98 2.2
200 4.6 1.4 1.54
450 7.04 2.14 1
700 8.91 2.71 0.79
800 9.57 2.92 0.74
900 10.2 3.11 0.69
1800 14.93 4.55 0.47
2000 15.83 4.83 0.45
2200 16.7 5.09 0.42
2400 17.54 5.35 0.4
2700 18.75 5.72 0.38
3000 19.91 6.07 0.35
3500 21.75 6.63 0.32
4000 23.5 7.16 0.3
5000 26.78 8.16 0.26
10600 42.14 12.85 0.17

External Document Links

Notes

  • Notes SCF12-50JTC: TC cables (temperature cycled) are cables that are aged in order to reduce hysteresis effects. Available upon request.
  • Europe ordering code:

SCF12-50J-1-50: SCF12-50J, 50m length, Carton

SCF12-50J-1-100: SCF12-50J, 100m length, Carton

SCF12-50J-1-500: SCF12-50J, 500m length, Drum 08-053-X

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