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The Efficiency Champion: Londian’s Cutting-Edge 1 Phase Electricity Meter

Londian, a renowned name in the energy industry, introduces its latest innovation – the 1 Phase Electricity Meter. Londian’s LD103 single-phase smart meter is a state-of-the-art solution that redefines energy monitoring for businesses. With its stable and reliable measurement functions, this meter operates in postpaid mode, providing accurate data for effective energy management.

Precision Redefined

Featuring an ultra-wide voltage range, the LD103 meter can accommodate voltages ranging from 0.7Un to 1.3Un, ensuring compatibility with different power systems. Its advanced measurement accuracy, with active class 1/class B and reactive class 2 ratings, ensures precise energy monitoring and billing.

Seamless Integration, Enhanced Efficiency

The LD103 meter also incorporates multiple anti-tamper features, including load unbalance detection, covers open detection, magnetic field detection, and neutral detection. These robust security measures protect against unauthorized access and tampering attempts, ensuring the integrity of energy consumption data.

With optional communication interfaces such as infrared, RS485, M-Bus, cellular, PLC, and wireless modules, the LD103 meter offers flexible connectivity options to meet specific communication requirements. It supports DLMS conformance and IEC1107 standards, enabling seamless integration with existing energy management systems.

Effortless Integration with Plug-and-Play Communication Modules

Londian‘s commitment to providing tailored solutions for every business is exemplified in its 1 Phase Electricity Meter. This innovative meter is designed with plug-and-play communication modules, ensuring effortless integration into existing systems. The plug-and-play communication modules of the LD103 meter offer flexible options, including cellular, PLC, RF, or other wired/wireless modules. This versatility ensures seamless integration into various environments such as residential areas, apartments, schools, government agencies, and public buildings.


Londian’s LD103 single phase electric meter combines precision, reliability, and seamless integration to empower businesses with accurate energy monitoring and efficient management. With its multiple anti-tamper features, flexible communication interfaces, and compliance with industry standards, the LD103 meter is a game-changer in the market, offering businesses a comprehensive solution for their energy monitoring needs.

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