
Product Overview
The TX433-JKS-IPX20 is a high-performance 433MHz omnidirectional rubber rod antenna, specifically designed for Sub-1GHz wireless modules and LoRa IoT devices. Featuring a 4.0 dBi peak gain and a precision-tuned copper radiator, it significantly enhances signal penetration and transmission distance. Encased in flexible and durable TPEE material and equipped with a standard IPEX (MHF1) connector, it provides a stable and reliable connection for compact industrial and smart home hardware.

Technical Specifications
| Parameter | Technical Value |
|---|---|
| Frequency Range | 410 - 450 MHz (433MHz Center) |
| Peak Gain | 4.0 dBi |
| VSWR | ≤ 1.5 |
| Connector Type | IPEX Generation 1 (IPX / MHF1) |
| Cable Type | RG1.13 Coaxial (200mm length) |
| Radome Material | TPEE (Environmentally friendly) |
| Impedance | 50 Ω |
| Antenna Height | 200 mm |
Product Details
Internal High-Precision Radiator
Equipped with a precision-tuned copper radiator, this antenna minimizes power loss and optimizes electromagnetic wave radiation for the 433MHz frequency band.

Standard IPEX MHF1 Interface
The integrated IPEX connector allows for easy and secure attachment to internal PCB headers, making it perfect for embedded wireless systems.
Professional Test Report
Verified with Agilent E5071C: VSWR measured at ≤ 1.5 at 433MHz frequency.

Ideal Applications
LoRa & LPWAN Systems
Smart agriculture, asset tracking, and remote monitoring gateways.
Smart Utility Metering
Wireless water, gas, and electricity meter data transmission nodes.
Resources
📄 Download Datasheet (PDF)FAQ
Q: Is this compatible with all 433MHz modules?
A: Yes, it is compatible with any 433MHz RF module that features an IPEX (MHF1) female connector on the PCB.
Q: Can the cable be customized?
A: The standard cable length is 200mm. For bulk industrial orders, please contact support for custom cable specifications.