Product Specification · Built in America · Ships Today
Generated 2026-07-28
Generated 2026-07-28
CABLE
123-402-50
FF402 bulk RF coaxial cable
Cellular DAS · Public-safety LTE · 4G/5G FR1 (sub-3 GHz)
Manufacturer: 123eWireless · MPN: 123-402-50 · Legacy PN: 123-14FMP-50
Details
FF402 is a 50-ohm RF coaxial cable engineered for low-PIM, durable cellular feeder runs. Rated to 6 GHz.
Construction: Silver-plated copper inner conductor, Taped PTFE dielectric, Tin-soaked copper braid outer conductor (shield), Plenum FEP (CMP) jacket.
Operating range -55 to 150 °C. Sold by the foot from continuous reels; cut to length on order.
Why this part
FF402 50-ohm RF coaxial cable, engineered for low-PIM, durable RF interconnect.
I.Electrical Characteristics
| Nominal Impedance (Ω) | 50 |
| Frequency Range | DC – 6 GHz |
| — Cable Attenuation Chart (Standard Test Frequencies) — | |
| Cable Attenuation @ 600 MHz (dB/100 ft) | 8.55 |
| Cable Attenuation @ 1.9 GHz (dB/100 ft) | 15.36 |
| Cable Attenuation @ 2.6 GHz (dB/100 ft) | 18.04 |
| Cable Attenuation @ 3.5 GHz (dB/100 ft) | 21.01 |
| Cable Attenuation @ 6 GHz (dB/100 ft) | 27.75 |
| Velocity of Propagation (Vp) (%) | 76 |
| Dielectric Constant (εr) | 1.73 (derived from Vp) |
| Time Delay (ns/ft) | 1.34 (derived) |
| Capacitance (pF/ft) | 26.7 |
| Shielding Effectiveness (dB) | ≥ 80 |
| Proof Voltage (V) | 1000 |
| Average Power Handling @ 2 GHz (W) | 30 |
| PIM Rating (dBc) | -160 |
II.Construction & Dimensions
| — Identification — | |
| Cable Family / Trim Code | FF402 |
| Commercial Name | FF402 |
| Cable OD — Overall | 0.161 in / 4.09 mm |
| Cable Weight | 0.031 lb/ft / 46 g/m |
| — Inner Conductor — | |
| Inner Conductor — Material | Silver-plated copper |
| Inner Conductor — Diameter (in) | 0.0370 |
| Inner Conductor — Construction | Solid |
| — Dielectric — | |
| Dielectric — Material | Taped PTFE |
| Dielectric — Diameter (in) | 0.1130 |
| Dielectric — Construction | Tape-wound |
| — Outer Conductor / Shield — | |
| Outer Conductor — Type | Braid |
| Outer Conductor — Material | Tin-soaked copper braid |
| Outer Conductor — Diameter (in) | 0.1210 |
| — Jacket — | |
| Jacket — Material | Plenum FEP (CMP) |
III.Mechanical
| Bend Radius — Single / Installation | 0.32 in / 8.1 mm |
| Bend Radius — Repeated / Dynamic | 1.58 in / 40.1 mm |
| Cable Pull Tensile | 178 N / 40 lb |
| Cold Bend Temperature (operating min) (°C) | -55 |
IV.Environmental
| Operating Temperature Range (°C) | -55 to +150 |
| Flame Rating | CMP (plenum) — FEP (derived from jacket) |
| UV / Outdoor Rating | Outdoor (FEP is UV-stable) (derived) |