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Marine-Grade RG-59 Coax – 75 Ohm Cable for Marine Electronics by Davis RF

Davis RF Marine-Grade RG-59 coaxial cable is a reliable 75 Ohm solution for marine signal systems such as video, GPS, CCTV, and data communication. Designed with tinned copper conductors and a UV-resistant jacket, this cable performs consistently in saltwater, sun, and high-humidity environments.

Why Choose Marine-Grade RG-59?

  • ✅ Tinned Copper Center Conductor – Resists corrosion from salt air and moisture
  • ✅ 75 Ohm Impedance – Compatible with CCTV, GPS, and navigation electronics
  • ✅ UV-Stable PVC Jacket – Built for sun-exposed and wet marine environments
  • ✅ Marine-Rated Durability – Designed to meet ABYC and U.S. Coast Guard standards
  • ✅ Davis RF Quality – Proven performance in professional-grade marine systems

Common Marine Applications

  • ✅ GPS and chart plotter antenna connections
  • ✅ CCTV surveillance systems on vessels
  • ✅ Video signal transmission on board
  • ✅ Marine instrumentation and data feeds

Specifications

  • ✅ Impedance: 75 Ohms
  • ✅ Center Conductor: Tinned copper
  • ✅ Shield: Braided tinned copper
  • ✅ Jacket: Black PVC, UV-resistant
  • ✅ Outer Diameter: ~0.242" (6.1 mm)
  • ✅ Attenuation @ 100 MHz: ~3.3 dB/100 ft
  • ✅ Frequency Range: DC to 1 GHz+

Marine-Grade RG-59 from Davis RF is ideal for marine 75 Ohm signal paths requiring low loss, high durability, and full protection from the elements. Available now at DX Ham Radio Supply.

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Davis RF C59 Marine Grade Coax Davis RF C59 Marine Grade Coax Davis RF C59 Marine Grade Coax
C59-50DX RG-59 Coax – 50 FT
Our price: $43.80

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RG-59A/U - 75 OHM Stranded Tinned Copper Military C-17 - Dielectric Layer .098" Solid Polyethylene - Shield Type Tinned Copper Braid - Jacket White PVC Type IIA (Non-contaminated) RG-59A/U - 75 OHM Stranded Tinned Copper Military C-17 - Dielectric Layer .098" Solid Polyethylene - Shield Type Tinned Copper Braid - Jacket White PVC Type IIA (Non-contaminated) RG-59A/U - 75 OHM Stranded Tinned Copper Military C-17 - Dielectric Layer .098" Solid Polyethylene - Shield Type Tinned Copper Braid - Jacket White PVC Type IIA (Non-contaminated)
Davis RF C59 Marine Grade Coax Davis RF C59 Marine Grade Coax Davis RF C59 Marine Grade Coax
Marine Grade Coax RG-59 (75 OHM) 75 FT
Our price: $65.70
Sale Price: $63.45
Savings: $2.25
Marine Grade Coax RG-59 (75 OHM) 100 FT
Our price: $87.60
Sale Price: $84.60
Savings: $3.00
Marine Grade Coax RG-59 (75 OHM) 150 FT
Our price: $109.50
Sale Price: $105.75
Savings: $3.75
RG-59A/U - 75 OHM Stranded Tinned Copper Military C-17 - Dielectric Layer .098" Solid Polyethylene - Shield Type Tinned Copper Braid - Jacket White PVC Type IIA (Non-contaminated) RG-59A/U - 75 OHM Stranded Tinned Copper Military C-17 - Dielectric Layer .098" Solid Polyethylene - Shield Type Tinned Copper Braid - Jacket White PVC Type IIA (Non-contaminated) RG-59A/U - 75 OHM Stranded Tinned Copper Military C-17 - Dielectric Layer .098" Solid Polyethylene - Shield Type Tinned Copper Braid - Jacket White PVC Type IIA (Non-contaminated)
Davis RF C59 Marine Grade Coax Davis RF C59 Marine Grade Coax Davis RF C59 Marine Grade Coax
Marine Grade Coax RG-59 (75 OHM) 250 FT
Our price: $175.20
Sale Price: $169.20
Savings: $6.00
Marine Grade Coax RG-59 (75 OHM) 350 FT
Our price: $306.60
Sale Price: $296.10
Savings: $10.50
RG-59A/U - 75 OHM Stranded Tinned Copper Military C-17 - Dielectric Layer .098" Solid Polyethylene - Shield Type Tinned Copper Braid - Jacket White PVC Type IIA (Non-contaminated) RG-59A/U - 75 OHM Stranded Tinned Copper Military C-17 - Dielectric Layer .098" Solid Polyethylene - Shield Type Tinned Copper Braid - Jacket White PVC Type IIA (Non-contaminated) RG-59A/U - 75 OHM Stranded Tinned Copper Military C-17 - Dielectric Layer .098" Solid Polyethylene - Shield Type Tinned Copper Braid - Jacket White PVC Type IIA (Non-contaminated)
Davis RF C59 Marine Grade Coax
Marine Grade Coax RG-59 (75 OHM) 500 FT
Our price: $438.00
Sale Price: $423.00
Savings: $15.00
RG-59A/U - 75 OHM Stranded Tinned Copper Military C-17 - Dielectric Layer .098" Solid Polyethylene - Shield Type Tinned Copper Braid - Jacket White PVC Type IIA (Non-contaminated)
   
 
Non-contaminating Jacket - There are no plasticizers in the outer jacket that can migrate into the dielectric interfearing with the electrical characteristics.