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Times Microwave LMR-400 Coax Cable – Low-Loss, High-Performance RF Cable

LMR-400 by Times Microwave Systems is a low-loss, high-performance coaxial cable engineered for superior signal transmission across a wide range of RF applications. Known for its robust construction and reliable performance, LMR-400 is ideal for ham radio setups, base stations, Wi-Fi systems, cellular repeaters, and other RF infrastructure.

Key Features:

  • ✅ Ultra-low attenuation for long-distance RF signal integrity
  • ✅ 90%+ shielding with bonded aluminum tape and tinned copper braid
  • ✅ UV-resistant polyethylene jacket suitable for outdoor and indoor use
  • ✅ Flexible and rugged design for easy routing and durability
  • ✅ Compatible with a wide range of LMR-400 connectors and tools

LMR-400 Cable Specifications:

  • ✅ Inner Conductor: Solid Bare Copper, 0.108" (2.74mm)
  • ✅ Dielectric: Foam PE, 0.285" (7.24mm)
  • ✅ Shield 1: Bonded Aluminum Tape
  • ✅ Shield 2: Tinned Copper Braid (90% coverage)
  • ✅ Jacket: Black Polyethylene (PE), 0.405" (10.29mm)
  • ✅ Impedance: 50 Ohms
  • ✅ Velocity of Propagation: 85%
  • ✅ Operating Frequency: Up to 6 GHz

📄 View the LMR-400 Spec Sheet (PDF)

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LMR-400 COAX 25 FT LMR-400 COAX 50 FT LMR-400 COAX 75 FT LMR-400 COAX 100 FT
LMR-400 COAX 25 FT
Our price: $40.95
Sale Price: $39.95
Savings: $1.00
LMR-400 COAX 50 FT
Our price: $81.90
Sale Price: $79.90
Savings: $2.00

(1)
LMR-400 COAX 75 FT
Our price: $122.85
Sale Price: $120.85
Savings: $2.00
LMR-400 COAX 100 FT
Our price: $163.80
Sale Price: $161.46
Savings: $2.34
The LMR-400 is a low loss braided coaxial cable. The 50 Ohm coax cable has a stranded outer conductor and a bare copper center conductor. It is 100 percent foil and 88 percent coverage braided  shield prevents loss The LMR-400 is a low loss braided coaxial cable. The 50 Ohm coax cable has a stranded outer conductor and a bare copper center conductor. It is 100 percent foil and 88 percent coverage braided  shield prevents loss The LMR-400 is a low loss braided coaxial cable. The 50 Ohm coax cable has a stranded outer conductor and a bare copper center conductor. It is 100 percent foil and 88 percent coverage braided shield prevents loss The LMR-400 is a low loss braided coaxial cable. The 50 Ohm coax cable has a stranded outer conductor and a bare copper center conductor. It is 100 percent foil and 88 percent coverage braided shield prevents loss
LMR-400 COAX 125 FT LMR-400 COAX 150 FT LMR-400 COAX 200 FT LMR-400 COAX 250 FT
LMR-400 COAX 125 FT
Our price: $204.75
LMR-400 COAX 150 FT
Our price: $245.70
Sale Price: $242.19
Savings: $3.51
LMR-400 COAX 200 FT
Our price: $327.60

(1)
LMR-400 COAX 250 FT
Our price: $409.50
Sale Price: $403.65
Savings: $5.85
The LMR-400 is a low loss braided coaxial cable. The 50 Ohm coax cable has a stranded outer conductor and a bare copper center conductor. It is 100 percent foil and 88 percent coverage braided  shield prevents loss The LMR-400 is a low loss braided coaxial cable. The 50 Ohm coax cable has a stranded outer conductor and a bare copper center conductor. It is 100 percent foil and 88 percent coverage braided shield prevents loss The LMR-400 is a low loss braided coaxial cable. The 50 Ohm coax cable has a stranded outer conductor and a bare copper center conductor. It is 100 percent foil and 88 percent coverage braided  shield prevents loss The LMR-400 is a low loss braided coaxial cable. The 50 Ohm coax cable has a stranded outer conductor and a bare copper center conductor. It is 100 percent foil and 88 percent coverage braided  shield prevents loss
LMR-400 COAX 350 FT LMR-400 COAX 500 FT LMR-400 COAX 750 FT LMR-400 COAX 1000 FT
LMR-400 COAX 350 FT
Our price: $573.30
Sale Price: $565.11
Savings: $8.19
LMR-400 COAX 500 FT
Our price: $819.00
Sale Price: $807.30
Savings: $11.70
LMR-400 COAX 750 FT
Our price: $1,228.50
Sale Price: $1,210.95
Savings: $17.55
LMR-400 COAX 1000 FT
Our price: $1,638.00
Sale Price: $1,614.60
Savings: $23.40
The LMR-400 is a low loss braided coaxial cable. The 50 Ohm coax cable has a stranded outer conductor and a bare copper center conductor. It is 100 percent foil and 88 percent coverage braided shield prevents loss FREE SHIPPING The LMR-400 is a low loss braided coaxial cable. The 50 Ohm coax cable has a stranded outer conductor and a bare copper center conductor. It is 100 percent foil and 88 percent coverage braided  shield prevents loss The LMR-400 is a low loss braided coaxial cable. The 50 Ohm coax cable has a stranded outer conductor and a bare copper center conductor. It is 100 percent foil and 88 percent coverage braided  shield prevents loss The LMR-400 is a low loss braided coaxial cable. The 50 Ohm coax cable has a stranded outer conductor and a bare copper center conductor. It is 100 percent foil and 88 percent coverage braided shield prevents loss FREE SHIPPING
LMR-400 COAX 300 FT
LMR-400 COAX 300 FT
Our price: $491.40
The LMR-400 is a low loss braided coaxial cable. The 50 Ohm coax cable has a stranded outer conductor and a bare copper center conductor. It is 100 percent foil and 88 percent coverage braided shield prevents loss