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HJ-LPWX5_E5_P400 is listed in the RF Transceiver Modules And Modems range at ChipApex. The manufacturer field lists HJSIP. Its product description is Chip level SIP LORA wireless SOC. Review the specifications below when checking this part for your BOM.
The HJ-LPWX5_E5_P400 is a low-power wireless communication module manufactured by HJSIP. It integrates an ultra-low power system-on-chip designed for Internet of Things (IoT) applications requiring extended battery life and reliable data transmission over short to medium ranges. The module supports standard wireless protocols optimized for energy efficiency, enabling seamless connectivity in sensor networks and wearable devices while maintaining compact physical dimensions suitable for space-constrained designs.
Verify the specific firmware version and antenna configuration against your design requirements before procurement. Ensure compatibility with the target host microcontroller interface. Request official datasheets and compliance certificates directly from authorized distributors to confirm regulatory standards such as CE or FCC for your region. Validate supply chain authenticity through verified manufacturer channels.
Select this module when prioritizing minimal power consumption and small footprint in wireless IoT solutions. Evaluate the required transmission range and data rate against the module's specifications. Consider the integration complexity with existing hardware platforms. Compare alternative modules based on supported frequency bands and certification status for global deployment.
HJSIP specializes in developing compact wireless communication modules for IoT markets. The HJ-LPWX5 series represents their focus on low-power Bluetooth and proprietary protocol solutions. This model continues the brand's emphasis on integrating high-performance RF transceivers with efficient power management systems for modern embedded applications.
Consult official HJSIP documentation for direct pin-to-pin compatible substitutes. Cross-reference technical specifications including voltage levels, current consumption, and antenna type when evaluating alternatives from other manufacturers.
Explore related parts through RF and Wireless, all product categories, ChipApex homepage.

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