Introducing the state-of-the-art 4G SIM Card Single Phase Smart Prepaid Electricity Meter, a device that epitomizes advanced energy measurement coupled with seamless wireless connectivity. Tailored for single-phase, two-wire setups, this meter is engineered to accommodate both prepayment and credit billing, with the flexibility to switch payment methods via remote commands from a central command center. This Nigeria NEMSA certified meter offers a comprehensive suite of metering data, including voltage, current, power factor, total usage, account balance, and a history of the last five successful token entries, while also capturing detailed load profile data at regular intervals.
Empowered by 4G SIM card connectivity, the meter ensures instantaneous data relay to the central server, allowing utility providers to conduct remote tracking, auditing, and management of the device. This wireless solution elevates the user experience for both service providers and end-users by providing unparalleled adaptability and ease of use.

Key Features:

• Dual functionality for prepayment and credit billing systems
• Two-way communication capabilities
• Robust tamper detection, resistance to magnetic interference, data preservation during power outages, and cover tamper alerts
• Time-of-Use (TOU) functionality with variable rate plans and billing periods
• Adherence to IEC 62056-21 and DLMS/COSEM international standards
• Secure transaction encryption following the STS standard
• Facilitates remote monitoring and firmware updates

Advantages for Utilities:

• An integrated load switch for remote and dynamic load control
• Significant reduction in operational and maintenance expenses
• Remote load management features for efficient energy allocation
• Enhanced revenue security through remote tariff administration
• Rugged design with straightforward upgrade pathways for enduring operational lif

The 4G SIM Card Single Phase Smart Prepaid Electricity Meter is the premier choice for utilities seeking to harness the power of advanced technology for streamlined energy management, all while ensuring compliance with the stringent standards set by Nigeria's NEMSA.

Specifications:

Calin, as derived from China League of Innovation, dates  back to the year 2006  when our team developed the new generation of CPU card electronic prepaid kilo-watt hour meter for China State Grid. Now there are over 1,000,000 pcs this type of smart prepayment electric meters operating  as key revenue protection devices for utilities and service providers in and out of China. 

Each member of Calin R&D team  ever served in top rank Chinese meter companies and contributed to the rapid development of smart metering industry in China. With vast forefront field experience and expertise, Calin offer a broad metering product range, comprising of conventional electric meters, water meters, prepaid meters, wireless communication meters, vending and management systems, AMR / AMI smart metering solutions, consulting, training and support.

Calin is the forerunner of prepaid metering industry in China. Our products and solutions are all developed on the concept of revenue protection and better management, and thus enjoy very high reputation in the industry. Even now China is supplying components, complete products as in OEM, and meter electronic design to many other meter manufacturers. With this OEM and trade partners, Calin’s business has expannded to over 30 countries and regions worldwide. 

To share with our clients the benefit from our constant innovation and commit to our clients’ request is Calin’s forever unchanging principle. Running away from responsibility is always condemed. Calin will keep servicing our clients with our best innovation and commitment to create best mutual benefit.