STS Prepaid Keypad Single Phase Upper Plug-in Smart GPRS Electricity Meter(2G/4G Module)

Key Selling Points

1. Dual-Mode Connectivity & Remote Monitoring: Combines GPRS and 433MHz RF communication for real-time data access via multiple channels (web portals, vending systems, HHUs, third-party APIs), enabling proactive energy monitoring, usage trend tracking, and instant anomaly alerts.
2. STS Compliance & Modular Flexibility: Adheres to STS standards for secure data collection and network communications; modular plug-and-play design supports diverse network infrastructures (PLC, RF, GPRS, 4G LTE) and component-only upgrades to reduce lifecycle costs.
3. Comprehensive Functionality: Offers multi-tariff support (max 8), bidirectional metering, STS token recharge, remote reading, tamper/cover opening detection, neutral current measurement, and automatic switch-off, meeting versatile energy management needs.
4. Robust & Reliable Design: IP54 protection rating, thickened flame-retardant shell, and wide operating/storage temperature ranges ensure durability and safety in challenging conditions; 8-year battery life guarantees long-term performance.
5. Easy Installation & User-Friendly Operation: Fixed triangular positioning with hanging holes simplifies mounting; liquid crystal display and intuitive keypad enable convenient local operation and data viewing.
6. Wide Application Versatility: Ideal for residential communities, SMEs, rural electrification projects, municipal smart grids, industrial sub-metering, and off-grid/hybrid solar systems, adapting to both urban and remote connectivity requirements.
7. Secure Vending & Recharge Ecosystem: Supports multiple recharge methods (by amount/unit, mobile top-up via M-PESA/Alipay/MTN/Airtel, door-to-door service) with 20-digit tokens; integrated StronPay vending system features Microsoft SQL Server security, account permission management, and API extensibility.
8. High Measurement Accuracy: Class 1.0 accuracy rating and 1000imp/kWh active energy constant ensure precise billing and reliable energy data collection, compliant with international IEC standards.