Cellular External Antenna Port

Sierra Wireless AirCard 312U USB Modem includes 2 antenna ports to attach external cellular antennas. See below for different options for high gain and high performance indoor and outdoor antennas to improve the signal strength and indoor coverage.

Cellular Replacement Antenna

Select Replacement Cellular Antenna Sierra Wireless 312U
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Cellular External Antenna Kit

See below for the most popular LTE antenna kits to boost the signal of your Sierra Wireless AirCard 312U USB Modem. These kits include cables, lightning protection, and all required pigtails/ adapters. If none of these pre-configured kits works for you, see below wizard to configure a custom kit.

For cellular signal improvement, use our tool selector below to Configure Custom External Cellular Antenna Kit:
Configure Antenna Kit

Cellular Antenna Port Pigtail and Connectors

312U has 2 antenna port. (NOTE: A custom pigtail is defined for this device.)

Consider these common pigtails for your device:

	RFWCAB58SMMNF001 1 ft SMA-Male (SMA Plug) to N-Female (N Jack) Cable	$18.79 at Rfwel
	RFWCAB58RPSMNF001 RP-SMA-Male (RP SMA Plug) to N-Female (N Jack) Pigtail (1ft)	$19.95 at Rfwel
	RFWCAB58TNMNF001 1 ft RG-58 Cable with TNC Male to N-Female Connectors	$16.99 at Rfwel

Consider common adapters below to connect pigtail or device port to different cable options:

	RFWADPNFFMF N-Female (Jack) / FME-Female (Jack) Coax Adapter	$12.99 at Rfwel
	RFWADPNFRPSM N-Female to RPSMA-Male Coaxial Adapter	$12.95 at Rfwel
	RFWADPRPSMSMF RP-SMA Male to SMA-Female Adapter	$9.99 at Rfwel

Search other related adapters

Related Cellular Signal Booster Kits

• Find other signal booster kits for Sierra Wireless devices.

. . . search other signal booster kits in the Device Antenna Kits category.