GL491-TNC rubber antenna main product image

GL491-TNC rubber antenna application scene 1

GL490-400 rubber antenna connector and mounting detail view

RF Product

GL491-TNC 902-915MHz TNC male Rubber Antenna for IoT

Name: GL491-TNC 902-915MHz TNC male Rubber Antenna for IoT
Brand: Global RF Tech
SKU: GL491-TNC

SKU GL491-TNC

GL491-TNC is a rubber antenna for IoT terminals, gateways, handheld radios and compact RF devices. Its RF data lists 902-915 MHz operation, 3 dBi gain, liner polarization, and VSWR ＜2.0. Mechanical selection should confirm TNC male connector, Ø15*200 dimensions, Screw mounting against the installation plan. The specification table keeps frequency, gain, impedance, connector, cable, mounting and environmental details grouped for this exact model. Operating temperature is listed as -40～＋85, which should be checked for outdoor, indoor or vehicle exposure before sampling. Use the related products and technical sheet link to compare nearby models without mixing parameters from another antenna family.

SKU GL491-TNC

Frequency 902-915

Dimensions Ø15*200

gain 3

polarization Liner

vswr ＜2.0

Request Quote Datasheet Get Sample

Need custom cable length, connector, or frequency support? Send us the SKU and project requirements.

SKU	GL491-TNC
Frequency	902-915
Dimensions	Ø15*200
gain	3
polarization	Liner
vswr	＜2.0
impedance	50
connector	TNC male
mounting	Screw
temperature	-40～＋85
humidity	5～95

Product Overview

Key Features

Technical Specifications

Frequency Range	902-915
VSWR	＜2.0
Gain	3
Input Impedance	50
Polarization	Liner
Connector Type	TNC male
Dimensions	Ø15*200
Mounting	Screw
Compliance	ROHS Compliant
Operating Temperature	-40～＋85
Humidity	5～95

Application Scenarios

GL491-TNC is suitable for IoT terminals, gateways, handheld radios and compact RF devices. Use the frequency range, gain, connector, mounting and environmental ratings above to match it with the radio, enclosure, cable route and installation site.

The gallery supports visual checks for installation scenes, connector position and mounting detail before sampling.

Selection Notes

Before sampling, confirm connector orientation, cable requirements, mounting clearance, operating temperature and any project-specific compliance needs. Missing options should be confirmed with RFTECH instead of inferred from another model.

Technical Sheet

Download the GL491-TNC technical sheet for connector, mechanical and RF details.

Selection and Project Support

GL491-TNC 902-915MHz TNC male Rubber Antenna for IoT is listed by Rftech for RF antenna and wireless connectivity projects. Use the specifications, images, and notes on this page as the starting point for model review before requesting drawings, samples, or customization support.

Integration Notes

Before production, confirm the operating band, connector, cable, mounting method, available installation space, and target application environment. Rftech can help review these details against the information already shown for this product (SKU GL491-TNC).

Customization and Documentation

For OEM or ODM projects, contact the team with your required frequency range, connector preference, cable length, mechanical limits, and expected use case. Product drawings, samples, and project-specific recommendations can be requested when the available page details are not enough for final selection.