RG393 Coaxial Cable

TOT Wire & Cable supplies premium RG393 coaxial cable, a high-performance 50-ohm coax designed for high-power RF transmission, extreme environments, and military-grade systems. With a PTFE dielectric, double silver-plated shielding, and a silicone rubber jacket, RG393 is ideal for mission-critical applications requiring durability, flexibility, and heat resistance.

  • Rg393 Coaxial Cable

RG393 Coaxial Cable


High-Temperature, High-Power 50 Ohm Coax for Military & Aerospace Use

  • Model RG393 Coaxial Cable
  • Impedance 50 Ohms
  • Conductor Silver-plated copper wire
  • Shielding Dual silver-plated copper braids (≥ 95% coverage)
  • Insulation Solid PTFE (Polytetrafluoroethylene)
  • Jacket Silicone rubber
  • Outer Diameter ~10.29 mm (0.405 in)
  • Rated Voltage 7,500V RMS
  • Operating Temperature -55°C to +200°C
  • Color Options Tan, red, or custom colors available
  • Certifications MIL-C-17G Type RG393/U


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TOT Wire & Cable supplies premium RG393 coaxial cable, a high-performance 50-ohm coax designed for high-power RF transmission, extreme environments, and military-grade systems. With a PTFE dielectric, double silver-plated shielding, and a silicone rubber jacket, RG393 is ideal for mission-critical applications requiring durability, flexibility, and heat resistance.

Key Features of RG393 Cable

  • Extreme Temperature Endurance
    Silicone jacket and PTFE insulation allow stable performance from -55°C to +200°C.

  • High Voltage & High Power Handling
    Rated up to 7,500V RMS — ideal for transmitter and antenna feedline use.

  • Excellent Flexibility & Mechanical Strength
    Durable rubber insulation and braid construction for frequent bending and coiling.

  • Superior EMI Shielding
    Dual shielding ensures low signal loss and protection from external interference.

  • Military & Aerospace Grade
    Compliant with MIL-C-17 standards for critical applications.


📦 Applications

  • Military communications systems

  • Satellite and aerospace ground equipment

  • High-power RF transmission

  • Radar systems

  • RF test setups and RF enclosures

  • Outdoor antenna feeds for harsh environments

  • EMI-sensitive systems in industrial environments


🌍 Your Trusted RG393 Coax Cable Supplier – Direct from China

As a leading coaxial cable manufacturer and exporter, TOT Wire & Cable offers:

  • Consistent, export-grade RG393/U cable supply

  • Custom cable assemblies with connectors (N-type, SMA, etc.)

  • Competitive pricing and fast global delivery

  • OEM branding, printing, and packaging options

We serve defense contractors, aerospace integrators, RF system designers, and industrial users around the world.


📞 Contact Us for RG393 Pricing or Sample

Looking for RG393 cable per meter price, high-voltage coaxial solutions, or military cable assemblies? TOT Wire & Cable is ready to help.

📧 Email: inquiry@totcables.com
🚚 Global shipping | Quick response | Factory-direct service

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