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Wilson 4G Slim Low-Profile Antenna w/FME-Female Connector - 314401-B
Wilson 4G Slim Low-Profile Antenna w/FME-Female Connector
Model: #314401-BWide-bandFME-FemaleOmni-directional

Wilson 4G Slim Low-Profile Antenna w/FME-Female Connector - 314401-B

IN STOCK: Ships today, if order is placed before 3PM CST.
FREE Standard Shipping. Expedited Shipping available.
Lifetime Technical Support.
90 Day Money Back Guarantee.
2 (Two) Year Warranty.
  • Vehicle interior antenna
  • Works with all 50 Ohm signal boosters
  • Rugged and waterproof for all weather operation IP69K rated
  • High efficiency and compact design
  • Up to +5.1 dB gain
  • LMR® is a registered trademark of Times Microwave Systems

Product Details

Wilson 4G Slim Low-Profile Antenna with FME-Female Connector

No more annoying dropped calls, poor call quality & slow Internet!

The weBoost 4G Slim Low-Profile Antenna with FME connector connects directly to all signal boosters that have a FME-male connector on the end.

  • Vehicle interior antenna.
  • Works on all cellular bands for voice and 4G data: LTE/CDMA/GSM/UMTS/AWS
  • Mountable to any non-metal surface.
  • High efficiency and compact design
  • Up to +5.1 dB gain.

The weBoost 314401-B 4G Slim Antenna with FME connector kit is easy to install, while giving you improved performance over previous models. When connected to any weBoost multi-user cellular booster, this antenna provides enhanced reception of calls, texts and data to the booster, providing superior performance when connected in your car, truck or SUV. Installation is simple: place the antenna vertically or horizontally and you’ll still get optimal performance. The SMA-female to FME-female connector connects the antenna with any boosters that have FME-male connector.

Goodbye, no-signal frustrations.

What's included in the kit?

Each kit comes with everything you need for a complete installation.

Low Profile Antenna
4G Low Profile Antenna with LMR® Equivalent CableItem # 314401
Mounting Hardware
Adhesive Strip and Alcohol Wipe
Low Profile Antenna
SMA-male to FME-female ConnectorItem # 971136

Product Specifications

The Wilson 4G Low Profile Antenna is a simple, effective solution to maintain continuous communication for all cellular-enabled devices – smartphones, tablets, etc - in your vehicle.

FREQUENCY 698-960 MHz: 2.3 dB;
1710-2170 MHz: 2.5 dB;
2500-2700 MHz: 5.1 dB;
COAX CABLE 10 Feet LMR® Equivalent Cable (3.05 m)
MOUNT Velcro / Adhesive
DIMENSIONS 3.2 x 1.4 x 0.5 in / 83 x 35 x 13.3 cm
314401 Spec Sheet314401 4G Low Profile Antenna Specifications Sheet (PDF)

Installation Instructions: Videos

Install Signal Booster in a Car

Install The Signal Booster In a Car

Install Signal Booster in a Truck

Install The Signal Booster In a Truck

Install Signal Booster in a RV

Install The Signal Booster In a RV

Install Signal Booster in a SUV or Minivan

Install The Signal Booster In a SUV or Minivan


If you have questions or require assistance, please call our customer and tech support at 1-800-568-2723 or email at We will be happy to assist you in every step of the way.


We're in the business of providing reliable connection– not selling boxes, not selling snake oil, and definitely not losing your trust.

First 100% Guarantee: We provide a 90 Day Money Back Guarantee on all new weBoost products. No other company does that. Take your time and make sure you’re happy with the solution. We’re here to support you if you have any questions. That's the Wilson Amplifiers difference.

Second 100% Guarantee: Anytime during your 2-year manufacturer's warranty (1 year for refurbished/renewed), should your unit not perform to its usual standards, contact us, and we'll take care of it. We're not here for the one-time sale. We're here for the lifetime supporter. We want to be loved.

Third 100% Guarantee: Lifetime technical support. You’re our guest. Whether it’s finding cell tower locations, learning about new cellular technology, or asking about installations, we’re here to help. We’re also fond of football debates and talking about all things food.

Oh, and we also provide FREE shipping for everything 😉

Questions or Comments? Contact Us.