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Belden 8259 RG-58 Coax – 50 Ohm Cable for Low-Power RF & Signal Applications

Belden 8259 RG-58 coaxial cable is a lightweight, flexible 50 Ohm cable widely used for low-power RF, signal, and control applications. Featuring a stranded tinned copper center conductor and a bonded aluminum foil shield with tinned copper braid, it delivers dependable performance for HF, VHF, and short UHF runs.

Why Choose Belden 8259 RG-58?

  • ✅ Flexible & Lightweight – Ideal for patch cables, jumpers, and tight routing
  • ✅ Tinned Copper Conductor – Corrosion-resistant and durable
  • ✅ Shielded Design – Dual shielding (foil + braid) for reliable EMI protection
  • ✅ Belden Certified – Quality and consistency for professional systems

Common Applications

  • ✅ HF and VHF transceiver jumper cables
  • ✅ Short coax runs and portable radio systems
  • ✅ Signal and control line transmission
  • ✅ RF testing and bench-top lab setups

Specifications

  • ✅ Impedance: 50 Ohms
  • ✅ Center Conductor: Stranded tinned copper
  • ✅ Dielectric: Solid polyethylene
  • ✅ Shield: Aluminum foil + 95% tinned copper braid
  • ✅ Jacket: Black PVC
  • ✅ Outer Diameter: ~0.195" (4.95 mm)
  • ✅ Attenuation @ 100 MHz: ~4.8 dB/100 ft
  • ✅ Frequency Range: Up to ~1 GHz

Belden 8259 is an excellent RG-58 coax option when flexibility, lightweight design, and reliable performance are required. Perfect for short RF cable runs, patch cords, and mobile setups in both commercial and amateur use.

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B8259-100DX B8259-100DX B8259-100DX B8259-100DX
Belden 8259 RG-58A/U COAX - 50 OHM 75 FT
Our price: $73.91
Sale Price: $71.91
Savings: $2.00
Belden 8259 RG-58A/U COAX - 50 OHM 100 FT
Our price: $98.55
Sale Price: $96.55
Savings: $2.00
25FT RG-58A/U type, 20 AWG stranded (19x33) .035" tinned copper conductor, polyethylene insulation, tinned copper braid shield (95% coverage), PVC jacket. 50FT RG-58A/U type, 20 AWG stranded (19x33) .035" tinned copper conductor, polyethylene insulation, tinned copper braid shield (95% coverage), PVC jacket. 75FT RG-58A/U type, 20 AWG stranded (19x33) .035" tinned copper conductor, polyethylene insulation, tinned copper braid shield (95% coverage), PVC jacket. 100FT RG-58A/U type, 20 AWG stranded (19x33) .035" tinned copper conductor, polyethylene insulation, tinned copper braid shield (95% coverage), PVC jacket.
B8259-100DX B8259-100DX B8259-100DX B8259-100DX
Belden 8259 RG-58A/U COAX - 50 OHM 150 FT
Our price: $147.82
Sale Price: $143.83
Savings: $3.99
Belden 8259 RG-58A/U COAX - 50 OHM 250 FT
Our price: $246.38
Sale Price: $238.38
Savings: $8.00

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125FT RG-58A/U type, 20 AWG stranded (19x33) .035" tinned copper conductor, polyethylene insulation, tinned copper braid shield (95% coverage), PVC jacket. 150FT RG-58A/U type, 20 AWG stranded (19x33) .035" tinned copper conductor, polyethylene insulation, tinned copper braid shield (95% coverage), PVC jacket. 200FT RG-58A/U type, 20 AWG stranded (19x33) .035" tinned copper conductor, polyethylene insulation, tinned copper braid shield (95% coverage), PVC jacket. 250FT RG-58A/U type, 20 AWG stranded (19x33) .035" tinned copper conductor, polyethylene insulation, tinned copper braid shield (95% coverage), PVC jacket.
B8259-100DX B8259-100DX B8259-100DX B8259-100DX
Belden 8259 RG-58A/U COAX - 50 OHM 500 FT
Our price: $492.75
Sale Price: $482.75
Savings: $10.00
350FT RG-58A/U type, 20 AWG stranded (19x33) .035" tinned copper conductor, polyethylene insulation, tinned copper braid shield (95% coverage), PVC jacket. 500FT RG-58A/U type, 20 AWG stranded (19x33) .035" tinned copper conductor, polyethylene insulation, tinned copper braid shield (95% coverage), PVC jacket. 750FT RG-58A/U type, 20 AWG stranded (19x33) .035" tinned copper conductor, polyethylene insulation, tinned copper braid shield (95% coverage), PVC jacket. Belden 8259 RG-58AU, "Sold By The Foot" Just enter the total number of feet needed in the Qty Box