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Enabling Smart Metering with A7672 LTE Cat 1 Module

Smart metering is growing quickly around the world as more countries focus on energy efficiency and grid upgrades. In India, the government plans to install 250 million smart meters by 2027, showing how large the demand has become. As 2G and 3G networks shut down, 4G LTE—especially LTE Cat 1—is becoming the best choice for reliable and efficient smart metering. SIMCom’s A7672 module is designed for this shift, offering strong, secure, and power-efficient connectivity for large deployments.

Case Description

Why 4G LTE Cat 1 Is Right for Smart Metering

While water and gas meters often operate on battery power and demand ultra-low-power protocols like NB-IoT or LoRa, electricity meters, which are typically powered from the grid, require more bandwidth, real-time data processing, and reliable remote control. LTE Cat 1 technology strikes a balance between power consumption, network coverage, and data throughput, making it an optimal fit for modern metering scenarios. Unlike 5G—which offers excess capacity and complexity for typical metering use—4G LTE is cost-effective, globally available, and mature. The A7672 supportsBLE, Wifi-scan and GNSSfeatures to optimize power usage while still enabling the performance and responsiveness utility providers require.

SIMCom Module Advantages

Optimized Connectivity for Demanding Metering Scenarios

SIMCom’s A7672, based on the ASR1603 platform, is a versatile LTE Cat 1 module designed for modern smart metering needs. It supports LTE-FDD/LTE-TDD, GSM, GPRS, and EDGE, with up to 10 Mbps downlink and 5 Mbps uplink—ideal for real-time data uploads to the cloud. This helps utility companies monitor usage, detect faults like leaks or abnormal consumption, and manage loads remotely during peak times.

 

With built-in BLE, Wi-Fi scan, and GNSS, the A7672 supports advanced features like location tracking and remote updates. Its multiple interfaces (UART, USB, I2C, GPIO) and edge computing capabilities make it perfect for meters with cameras or AI, enabling efficient transmission of images or analyzed data.

 

The A7672 is built to operate reliably in challenging environments, with a wide temperature range of -40℃to +85℃and stable signal performance in remote or hard-to-reach locations. It ensures low-latency communication for quick fault detection and supports mobile metering scenarios with network switching. With global certifications including RoHS/REACH/CE(RED)/DT/RCM/FCC/CyberSecurity* /CCC*/CTA*/SRRC* (* means ongoing), the A7672 is ready for deployment across Europe, South America, China, and beyond. To meet growing data security needs, the module also supports advanced protocols to safeguard sensitive metering data and ensuring compliance with privacy regulations.

 

Conclusion

In a fast-evolving energy landscape, the A7672 LTE Cat 1 wireless module delivers the performance, reliability, and security that smart metering systems demand today.The A7672 is not only enabling smartermetering—but also empowering utility providers to future-proof their metering infrastructure across the globe.

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