1. Product Overview

The Prepaid Single-Phase GPRS / 4G Energy Meter is a smart electricity metering solution designed for residential and light commercial applications. By adopting a pay-before-use model combined with real-time cellular communication, it enables utilities and operators to improve revenue protection, reduce operational costs, and enhance customer management efficiency.

The meter supports remote vending, monitoring, and control through GPRS / 4G networks, making it ideal for large-scale AMI deployments, especially in emerging markets.

2. Key Advantages

• Prepaid Functionality: Automatic disconnection when credit is exhausted and reconnection after recharge

• GPRS / 4G Communication: Real-time data transmission and remote management

• High Measurement Accuracy: Compliant with international accuracy standards

• Anti-Tamper Protection: Detects cover opening, reverse connection, neutral disturbance, and bypass attempts

• Remote Control: Supports remote connect / disconnect and parameter configuration

• High Reliability: Industrial-grade design for long-term stable operation

3. Main Features

• Single-phase active energy measurement

• Remaining credit and balance display

• STS-compliant prepaid functionality (optional)

• Multi-tariff and Time-of-Use (TOU) support

• Event logs and alarm records

• Remote firmware upgrade (FOTA)

4. Communication & System Integration

• Built-in GPRS / 4G LTE module

• Compatible with HES / MDMS platforms

• Supported protocols: DLMS/COSEM (optional)

• Secure data transmission and encryption

5. Typical Applications

• Residential prepaid metering projects

• Utility AMI / smart grid systems

• Rental properties and housing estates

• Rural and urban electrification projects

• Africa, Middle East, Southeast Asia, and South America markets