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Coax Bulk
123-14SF-50
1/4" Super Flexible bulk RF coaxial cable
Cellular DAS · Public-safety LTE · 4G/5G FR1 (sub-3 GHz)
4067 · Available
Stock to 28 days
$3.31
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Details
1/4" Super Flexible is a 50-ohm RF coaxial cable engineered for low-PIM, durable cellular feeder runs. Rated to 6 GHz.
Construction: Copper-Clad Aluminium Wire inner conductor, Foam Polyethylene dielectric, Corrugated Copper outer conductor (shield), Black Polyethylene jacket.
Operating range -50 to 85 °C. Sold by the foot from continuous reels; cut to length on order.
Construction: Copper-Clad Aluminium Wire inner conductor, Foam Polyethylene dielectric, Corrugated Copper outer conductor (shield), Black Polyethylene jacket.
Operating range -50 to 85 °C. Sold by the foot from continuous reels; cut to length on order.
Why this part
1/4" Super Flexible 50-ohm RF coaxial cable, engineered for low-PIM, durable RF interconnect.
1. Electrical Characteristics
Required to build assembly| Nominal Impedance (Ω) | 50 |
|---|---|
| Frequency Range | DC – 6 GHz |
| — Cable Attenuation Chart (Standard Test Frequencies) — | |
| Cable Attenuation @ 600 MHz (dB/100 ft) | 4.51 |
| Cable Attenuation @ 1.9 GHz (dB/100 ft) | 8.43 |
| Cable Attenuation @ 2.6 GHz (dB/100 ft) | 10.04 |
| Cable Attenuation @ 3.5 GHz (dB/100 ft) | 11.89 |
| Cable Attenuation @ 6 GHz (dB/100 ft) | 16.24 |
| Velocity of Propagation (Vp) (%) | 82 |
| Dielectric Constant (εr) | 1.49 (derived from Vp) |
| Time Delay (ns/ft) | 1.24 (derived) |
| Capacitance (pF/ft) | 25.0 |
| DC Resistance — Inner Conductor (Ω/1000 ft) | 3.17 |
| DC Resistance — Outer Conductor (Ω/1000 ft) | 2.01 |
| Shielding Effectiveness (dB) | ≥ 120 |
| Proof Voltage (V) | 740 |
| Peak Power Handling (kW) | 5.5 |
| Average Power Handling @ 2 GHz (W) | 100 |
| PIM Rating (dBc) | -160 |
2. Construction & Dimensions
| — Identification — | |
|---|---|
| Cable Family / Trim Code | 14SF |
| Commercial Name | 1/4" Super Flexible |
| Cable OD — Overall | 0.307 in / 7.80 mm |
| Cable Weight | 0.047 lb/ft / 70 g/m |
| — Inner Conductor — | |
| Inner Conductor — Material | Copper-Clad Aluminium Wire |
| Inner Conductor — Diameter (in) | 0.0750 |
| Inner Conductor — Construction | Solid |
| — Dielectric — | |
| Dielectric — Material | Foam Polyethylene |
| Dielectric — Diameter (in) | 0.1690 |
| Dielectric — Construction | Foam |
| — Outer Conductor / Shield — | |
| Outer Conductor — Type | Corrugated Copper |
| Outer Conductor — Material | Corrugated Copper |
| Outer Conductor — Diameter (in) | 0.2560 |
| — Jacket — | |
| Jacket — Material | Black Polyethylene |
| Jacket — Color | Black |
3. Mechanical Performance
| Bend Radius — Single / Installation | 1.00 in / 25.4 mm |
|---|---|
| Bend Radius — Repeated / Dynamic | 0.98 in / 24.9 mm |
| Bending Moment | 0.70 Nm / 0.52 ft-lb |
| Cable Pull Tensile | 600 N / 135 lb |
| Cold Bend Temperature (operating min) (°C) | -50 |
4. Environment
| Operating Temperature Range (°C) | -50 to +85 |
|---|---|
| Storage Temperature Range (°C) | -70 to +85 |
| Installation Temperature Range (°C) | -40 to +60 |
| Flame Rating | CMG / outdoor — PE (derived from jacket) |
| UV / Outdoor Rating | Outdoor UV-stabilized (carbon-loaded Black PE) (derived) |