The Kinghelm KH-433-2-JB is a black rubber rod external antenna designed for the 433MHz frequency band. It features an SMA internal screw interface design, making it easy to connect with various wireless communication devices. Additionally, this antenna supports 90° folding, allowing for flexible and convenient installation and deployment. Whether it's outdoor base stations, IoT devices, or other wireless communication applications, the KH-433-2-JB provides stable and reliable signal transmission.

Kinghelm KH-433-2-JB Product Image

Product Specifications:

■Frequency Range: The operating frequency range of the KH-433-2-JB antenna is 433MHz, covering a wide range of wireless communication applications.

■Voltage Standing Wave Ratio (VSWR): VSWR is an important indicator of the match between the antenna and the feeder line. The VSWR of the KH-433-2-JB antenna is less than 4.0, indicating excellent matching performance between the antenna and the feeder line, resulting in low signal transmission loss.

■Input Impedance: The input impedance of the antenna is 50Ω (2%), meeting the standard interface requirements of wireless communication devices, ensuring the stability and reliability of signal transmission.

■Polarization Mode: The KH-433-2-JB antenna adopts vertical polarization, which has good penetration and anti-interference capabilities in wireless communication, helping to improve the quality and stability of signal transmission.

■Half Power Beamwidth (HPW): The antenna's half power beamwidth is 180° in the horizontal plane and 120° in the vertical plane, meaning the antenna has a wide coverage range in both horizontal and vertical directions, meeting the requirements of different application scenarios.

Product Advantages:

◆High Performance: The KH-433-2-JB antenna is manufactured using high-quality materials and advanced processes, ensuring excellent electrical and mechanical performance, and ensuring the stability and reliability of signal transmission.

◆Flexible and Convenient: The antenna supports a 90° folding design, making it easy for users to install and deploy. Additionally, the SMA internal screw interface design ensures a tight and reliable connection between the antenna and wireless communication devices.

◆Wide Applicability: The KH-433-2-JB antenna is suitable for a variety of wireless communication applications, including outdoor base stations, IoT devices, and smart homes. Its outstanding performance and unique design can meet the needs of different users.

Kinghelm KH-433-2-JB Specification

In summary, the Kinghelm KH-433-2-JB black rubber rod external antenna, with its excellent performance, unique design, and flexible installation method, is the wise choice for the field of wireless communication. Whether in outdoor base stations, IoT devices, or other wireless communication application scenarios, it can provide users with stable and reliable signal transmission solutions.

About Kinghelm

Shenzhen Kinghelm Electronics Co., Ltd.（www.kinghelm.net）has technical backbones from Tsinghua University and UESTC, and has introduced overseas returnee professionals. Kinghelm is able to develop highly reliable and high-performance antenna and connector products.KH series products of "Kinghelm" brand include Beidou/GPS antennas, RF adapter connectors, plug connector, electrical data connectors, terminals, and customized vehicle harnesses, industrial / medical connectors, and special antenna connectors."Kinghelm connects world", Kinghelm has grown with the development of China's Beidou industry. Starting from supplying Beidou/GPS dual mode antennas, IPEX terminals, and RF adapter cables for automotive manufacturers, Kinghelm has continuously developed products. Currently, it has a series of WiFi, Bluetooth, NB-loT, LoRa, Zigbee, UWB, and GSM antennas, RFID tags, RF adapter cables, standard microwave antennas, vehicle grade SMA, SMB, FAKRA holders, coaxial cables, and can customize non-standard antenna connectors based on customer drawings or samples.

KH-433-2-JBTo Product Page