LMR400 is a braided, low loss 50 ohm rated coaxial cable. Ideal for most installations or low signal environments. Equipped with N Male connectors.
Most commonly used in large building environments and allows indoor antenna lengths as long as 200FT.
Product options
The LMR400 cable comes in several styles including water-tight, fire-retardant, plenum, and ultra-flex. This is the page for standard LMR400, those looking to fulfill special building codes may refer to the other styles of LMR600. Remember: Coaxial cable attenuates the cellular signal. In order to improve performance use the smallest cable length possible. All cables are N-Male to N-Male, except 500 and 1,000 feet.
- 1FT / None - Custom Length Cable (edit the quantity in cart)
- 5' LMR400 Ultra Low Loss Coax Cable
- 10' LMR400 Ultra Low Loss Coax Cable
- 20' LMR400 Ultra Low Loss Coax Cable
- 30' LMR400 Ultra Low Loss Coax Cable
- 50' LMR400 Ultra Low Loss Coax Cable
- 75' LMR400 Ultra Low Loss Coax Cable
- 100' LMR400 Ultra Low Loss Coax Cable
- 500' LMR400 Ultra Low Loss Coax Cable (raw spool)
- 1000' LMR400 Ultra Low Loss Coax Cable (raw spool)
For those in need of water-tight, fire-retardant or ultra-flex LMR400, please contact us.
*Custom-cut cable orders are final and non-refundable*
This product can expose you to chemicals including Nickel, which is known to the State of California to cause cancer, and Bisphenol A, which is known to the State of California to cause birth defects or other reproductive harm. For more information go to 
