2J 2J472B 2.4 GHz WiFi Stud Mount Antenna

Product Code



Design Type

Application Category


RF Category

The 2J472B 2.4 GHz WiFi stud mount antenna is a durable WiFi antenna with stable performance across the entire 2.4 GHz Wi-Fi band, making it suitable for ISM applications such as Bluetooth and Zigbee. When mounted on a 300 x 300 mm groundplane the antenna has a stable radiation pattern and omnidirectional gain across all bands ensuring consistent and reliable reception and transmission.

The IP69K ingress rating provides this compact antenna with maximum protection against dust and water penetration.

This stud mount antenna comes with low loss cables thread through a single mounting hole for easy installation. Cables and connectors can be customised to specific requirements. A truly versatile antenna solution allowing to change (other technologies) or remove antennas and its respective cable to satisfy your end application.

  • 2.4 GHz WiFi and ISM antenna
  • Weatherproof IP69K design
  • Stud mounted with weatherproofing gasket
  • 1x 3 metre RG174 cable with SMA Male connector
  • Fully customisable cable length and connector
Antenna Technical Data
2J 2J472B 2450 MHz 3D radiation pattern of WiFi antenna on ground plane
Physical Characteristics
Construction Material
ABS Plastic
RF Connections
Radome Colour
Other - Black
Environmental Rating
26 x 52 mm (H x ø)
Operating Temperature -40 °C to 85 °C
Weight No Data Mounting
Stud, M10, 14 mm nut
2.4 GHz WiFi Element
Electrical Specifications Mechanical Specifications
Input Impedance 50 Ω Input Connector
Polarisation Input Connector Gender
Max. Input Power 25 W Cable Series
PIM, 3rd Order - Cable Length 3000 mm
Range: 2410 to 2490 MHz
Peak Gain 2.20 dBi Azimuth Beamwidth 360°
VSWR < 1.6:1 Elevation Beamwidth No Data
Radiation Efficiency 27% Electrical Tilt
Front-to-Back Ratio - Inter-Port Isolation -
Cross-Polar Discrimination - Cross-Polar Isolation -


2J Antenna Logo

2J is a worldwide supplier of antenna solutions for Automotive, Marine, Telematic, Automation and M2M markets. 2J utilise a plethora of modern engineering tools, from network analysers and anechoic chambers, to simulation software and 3D printers. These tools help reduce design phases, and enable us to react to customers’ needs promptly and efficiently.

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