50 Ohm Coaxial Cables (50-Ohm Coax Cable Assemblies)

50-Ohm Coaxial Cables from Amphenol Cables on Demand forge the ultimate compromise between RF attenuation and power handling. Amphenol 50 Ohm Coax (RF) Cable Assemblies are used in broadcast, 2-way radio, 5G wireless, Wi-Fi, amplifier, antenna and test applications. Our in-stock 50? coaxial cable selection includes general purpose (RG58, RG174), high-power low-loss (RG213) and high-temperature (RG142, RG316) types, with BNC, SMA, RP-SMA, RP-TNC, N and UHF connectors.

Operators, technicians and engineers of RF communications equipment, as well as leading radio and television broadcasters worldwide have trusted Amphenol's brand of coax and connector products since our legendary BNC and TNC connectors were invented nearly 90 years ago.  Whether you are a radio hobbyest working at home or an avionics technician working in a sensitive environment, our quality coaxial cabling products will provide you with years of reliable service.


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50 Ohm Coaxial Cables (50-Ohm Coax Cable Assemblies)
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  • Amphenol CO-058SMAX200-001 SMA Male to SMA Male (RG58) 50 Ohm Coaxial Cable Assembly 1ft
  • Amphenol CO-058SMAX200-001 SMA Male to SMA Male (RG58) 50 Ohm Coaxial Cable Assembly 1ft
  • Code: CO-058SMAX200-001

  • Buy 1ft Amphenol CO-058SMAX200-001 Cables Direct from the Factory at Cables on Demand. RG58 SMA Coaxial Cable Assemblies by Amphenol combine 50 Ohm RG58 coax cable with pre-terminated SMA Male connectors for a reliable low-loss interface with your RF equipment. Performance beyond 4 GHz is guaranteed with our …

  • Qty avail.: 10
  • Availability: In stock
1-50 $13.35
51+ $12.68
  • EA
  • Amphenol CO-058SMAX200-002 SMA Male to SMA Male (RG58) 50 Ohm Coaxial Cable Assembly 2ft
  • Amphenol CO-058SMAX200-002 SMA Male to SMA Male (RG58) 50 Ohm Coaxial Cable Assembly 2ft
  • Code: CO-058SMAX200-002

  • Buy 2ft Amphenol CO-058SMAX200-002 Cables Direct from the Factory at Cables on Demand. RG58 SMA Coaxial Cable Assemblies by Amphenol combine 50 Ohm RG58 coax cable with pre-terminated SMA Male connectors for a reliable low-loss interface with your RF equipment. Performance beyond 4 GHz is guaranteed with our …

  • Qty avail.: 44
  • Availability: In stock
1-50 $14.27
51+ $13.56
  • EA
  • Amphenol CO-058SMAX200-003 SMA Male to SMA Male (RG58) 50 Ohm Coaxial Cable Assembly 3ft
  • Amphenol CO-058SMAX200-003 SMA Male to SMA Male (RG58) 50 Ohm Coaxial Cable Assembly 3ft
  • Code: CO-058SMAX200-003

  • Buy 3ft Amphenol CO-058SMAX200-003 Cables Direct from the Factory at Cables on Demand. RG58 SMA Coaxial Cable Assemblies by Amphenol combine 50 Ohm RG58 coax cable with pre-terminated SMA Male connectors for a reliable low-loss interface with your RF equipment. Performance beyond 4 GHz is guaranteed with our …

  • Qty avail.: 5
  • Availability: In stock
1-50 $15.38
51+ $14.61
  • EA
  • Amphenol CO-058SMAX200-004 SMA Male to SMA Male (RG58) 50 Ohm Coaxial Cable Assembly 4ft
  • Amphenol CO-058SMAX200-004 SMA Male to SMA Male (RG58) 50 Ohm Coaxial Cable Assembly 4ft
  • Code: CO-058SMAX200-004

  • Buy 4ft Amphenol CO-058SMAX200-004 Cables Direct from the Factory at Cables on Demand. RG58 SMA Coaxial Cable Assemblies by Amphenol combine 50 Ohm RG58 coax cable with pre-terminated SMA Male connectors for a reliable low-loss interface with your RF equipment. Performance beyond 4 GHz is guaranteed with our …

  • Qty avail.: 18
  • Availability: In stock
1-50 $16.45
51+ $15.63
  • EA
  • Amphenol CO-058SMAX200-005 SMA Male to SMA Male (RG58) 50 Ohm Coaxial Cable Assembly 5ft
  • Amphenol CO-058SMAX200-005 SMA Male to SMA Male (RG58) 50 Ohm Coaxial Cable Assembly 5ft
  • Code: CO-058SMAX200-005

  • Buy 5ft Amphenol CO-058SMAX200-005 Cables Direct from the Factory at Cables on Demand. RG58 SMA Coaxial Cable Assemblies by Amphenol combine 50 Ohm RG58 coax cable with pre-terminated SMA Male connectors for a reliable low-loss interface with your RF equipment. Performance beyond 4 GHz is guaranteed with our …

  • Qty avail.: 9
  • Availability: In stock
1-50 $17.50
51+ $16.63
  • EA
  • Amphenol CO-058SMAX200-007.5 SMA Male to SMA Male (RG58) 50 Ohm Coaxial Cable Assembly 7.5ft
  • Amphenol CO-058SMAX200-007.5 SMA Male to SMA Male (RG58) 50 Ohm Coaxial Cable Assembly 7.5ft
  • Code: CO-058SMAX200-007.5

  • Buy 7.5ft Amphenol CO-058SMAX200-007.5 Cables Direct from the Factory at Cables on Demand. RG58 SMA Coaxial Cable Assemblies by Amphenol combine 50 Ohm RG58 coax cable with pre-terminated SMA Male connectors for a reliable low-loss interface with your RF equipment. Performance beyond 4 GHz is guaranteed with our …

  • Qty avail.: 91
  • Availability: In stock
1-50 $20.16
51+ $19.15
  • EA
  • Amphenol CO-058TNCMFRP-010 Reverse Polarity TNC (RP-TNC) Male to RP-TNC Female Extension Cable (RG58) 50 Ohm Coaxial Cable Assembly 10 ft
1-50 $13.38
51+ $12.71
  • EA
  • Amphenol CO-058TNCRPTN-003 Reverse Polarity TNC (RP-TNC) Male to Type N Male Coax Cable (RG58) 50 Ohm Coaxial Cable Assembly 3 ft
1-50 $11.56
51+ $10.98
  • EA
  • Amphenol CO-058TNCRPTN-006 Reverse Polarity TNC (RP-TNC) Male to Type N Male Coax Cable (RG58) 50 Ohm Coaxial Cable Assembly 6 ft
1-50 $13.26
51+ $12.60
  • EA
  • Amphenol CO-058TNCRPTN-010 Reverse Polarity TNC (RP-TNC) Male to Type N Male Coax Cable (RG58) 50 Ohm Coaxial Cable Assembly 10 ft
1-50 $15.67
51+ $14.89
  • EA
  • Amphenol CO-058TNCRPTN-015 Reverse Polarity TNC (RP-TNC) Male to Type N Male Coax Cable (RG58) 50 Ohm Coaxial Cable Assembly 15 ft
1-50 $18.73
51+ $17.79
  • EA
  • Amphenol CO-058TNCRPTN-025 Reverse Polarity TNC (RP-TNC) Male to Type N Male Coax Cable (RG58) 50 Ohm Coaxial Cable Assembly 25 ft
1-50 $25.16
51+ $23.90
  • EA
  • Amphenol CO-058UHFMX20-001 (RG58) UHF Male to UHF Male (PL-259) Coaxial Cable – 50 Ohm RG-58(C / U) RF Cable Assembly with UHF Connectors (1 ft)
1-50 $10.15
51+ $9.64
  • EA
  • Amphenol CO-058UHFMX20-003 (RG58) UHF Male to UHF Male (PL-259) Coaxial Cable – 50 Ohm RG-58(C / U) RF Cable Assembly with UHF Connectors (3 ft)
1-50 $11.61
51+ $11.03
  • EA
  • Amphenol CO-058UHFMX20-006 (RG58) UHF Male to UHF Male (PL-259) Coaxial Cable – 50 Ohm RG-58(C / U) RF Cable Assembly with UHF Connectors (6 ft)
1-50 $13.15
51+ $12.49
  • EA
  • Amphenol CO-058UHFMX20-010 (RG58) UHF Male to UHF Male (PL-259) Coaxial Cable – 50 Ohm RG-58(C / U) RF Cable Assembly with UHF Connectors (10 ft)
1-50 $16.76
51+ $15.92
  • EA
  • Amphenol CO-058UHFMX20-015 (RG58) UHF Male to UHF Male (PL-259) Coaxial Cable – 50 Ohm RG-58(C / U) RF Cable Assembly with UHF Connectors (15 ft)
1-50 $20.48
51+ $19.46
  • EA
  • Amphenol CO-058UHFMX20-025 (RG58) UHF Male to UHF Male (PL-259) Coaxial Cable – 50 Ohm RG-58(C / U) RF Cable Assembly with UHF Connectors (25 ft)
1-50 $28.15
51+ $26.74
  • EA
  • Amphenol CO-058UHFMX20-050 (RG58) UHF Male to UHF Male (PL-259) Coaxial Cable – 50 Ohm RG-58(C / U) RF Cable Assembly with UHF Connectors (50 ft)
1-50 $47.30
51+ $44.94
  • EA
  • Amphenol CO-058UHFMX20-075 (RG58) UHF Male to UHF Male (PL-259) Coaxial Cable – 50 Ohm RG-58(C / U) RF Cable Assembly with UHF Connectors (75 ft)
1-50 $49.81
51+ $47.32
  • EA
  • Amphenol CO-058UHFMX20-100 (RG58) UHF Male to UHF Male (PL-259) Coaxial Cable – 50 Ohm RG-58(C / U) RF Cable Assembly with UHF Connectors (100 ft)
1-50 $53.01
51+ $50.36
  • EA
  • Amphenol CO-142BNCX200-001 BNC Male to BNC Male (RG142) 50 Ohm Coaxial Cable Assembly (High-Temp Teflon RG142B / U) 1ft
1-50 $19.55
51+ $18.57
  • EA
  • Amphenol CO-142BNCX200-002 BNC Male to BNC Male (RG142) 50 Ohm Coaxial Cable Assembly (High-Temp Teflon RG142B / U) 2ft
1-50 $21.92
51+ $20.82
  • EA
  • Amphenol CO-142BNCX200-003 BNC Male to BNC Male (RG142) 50 Ohm Coaxial Cable Assembly (High-Temp Teflon RG142B / U) 3ft
1-50 $26.54
51+ $25.21
  • EA