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Electric sub meter

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About electric sub meter

In an era where energy efficiency is not just a choice but a necessity, businesses are increasingly turning to technology to monitor and manage their power consumption. Electric submeters represent a pivotal innovation in this domain, offering detailed insights into energy usage and fostering a culture of accountability and sustainability. This ultimate guide delves into the world of electric submeters, exploring their functionality, types, and the myriad benefits they bring to businesses. From the granular tracking of electricity use to the fair distribution of costs, submeters are the unsung heroes in the quest for energy conservation and operational efficiency.

Understanding Electric Sub Meters

Electric submeters are sophisticated devices designed to measure and monitor energy usage within buildings. Positioned downstream from the main utility meter, they provide granular details on the energy consumption of individual electrical loads. This capability is essential for managing energy performance, as it allows for precise tracking of electricity use.

These submeters are suitable for systems rated up to 1,000 volts AC and 1,500 volts DC, encompassing a wide range of electrical applications. They are integral in measuring the energy output of electrical co-generation and storage equipment that operates independently of utility companies.

The data acquired by submeters is invaluable for building managers and owners, equipping them with the insights necessary to enhance energy efficiency and fairly distribute electricity costs among occupants. Additionally, the information from submeters can be instrumental in identifying areas of excessive energy use and pinpointing equipment that may be operating improperly, thus facilitating timely maintenance and repairs.

Types of Electric Sub Meters on Alibaba

Alibaba offers a diverse range of electric sub meters, catering to various commercial and industrial needs. The selection includes models with bypass features designed for complex electrical systems, as well as Wi-Fi integrated meters for smart kWh energy management, suitable for modern residential complexes. Additionally, cost-effective solutions for energy monitoring are available.

For digital solutions, there are direct metering options capable of handling up to 65A, making them reliable choices for businesses looking to monitor electricity usage accurately. Advanced options offering power quality analysis through Wi-Fi connectivity, ideal for transformer stations, are also part of the lineup. Furthermore, single-phase electric sub meters suitable for residential energy consumption recording are available.

Remote control capabilities are provided by certain single-phase meters, allowing for efficient electric consumption tracking and management. Prepaid meter options for single-phase systems are also offered, providing a prepaid solution to electricity metering. Simpler, cost-effective models such as single-phase wall-mounted meters are well-suited for residential use, offering a straightforward approach to energy consumption recording.

Key Features of Electric Sub Meters for Energy Management

When selecting electric sub meters for energy management, integration with submetering systems is crucial. These systems should be capable of seamless communication with the building automation system for efficient energy management. The frequency of data output is also vital; more frequent reports, such as 15-minute intervals, offer detailed consumption patterns, aiding in real-time energy tracking.

The accuracy of sub meters is another key feature, as it ensures fairness and helps prevent disputes related to consumption charges. It's important to choose sub meters that are certified to meet local standards for precision.

Data storage and display capabilities are essential for effective energy management. Sub meters with substantial local memory can store significant amounts of data, which is beneficial for analyzing long-term consumption trends and during power outages. Real-time display of consumption data can also be instrumental in resolving disputes.

Additional metered data can provide deeper insights into energy usage. Advanced electric sub meters can measure various parameters such as voltage, amperage, power factor, and harmonic distortion. This additional information can help businesses better understand and manage their energy consumption patterns.

Applications of Electric Sub Meters in Various Business Sectors

Electric submeters are integral in various business sectors for monitoring and managing energy usage. They are particularly useful in industrial settings where tracking the power consumption of specific equipment is crucial. These devices enable businesses to measure energy usage accurately, facilitating detailed energy consumption and cost allocation. In the realm of utility management, submeters allow for remote monitoring and billing, enhancing operational efficiency. The integration of wireless capabilities in submeters has further expanded their applications, offering real-time data collection and anomaly detection, which are essential for proactive energy management and system maintenance. The adaptability of these submeters to various networking schemas, including mesh networks, makes them suitable for a wide range of business applications, ensuring that they can meet the diverse needs of energy management in different sectors.

Advantages of Using Electric Sub Meters for Businesses

Submetering tenant spaces offers significant advantages for businesses by enabling precise energy consumption tracking. This system allows for accurate billing, as tenants pay only for their actual usage rather than an estimated amount based on square footage. This can lead to fairer costs, especially in mixed-use buildings where different businesses have varying energy needs.

The use of submeters also promotes sustainability within commercial spaces. Real-time energy data provided by submeters empowers tenants to see the impact of their energy-saving efforts, encouraging further reduction in consumption. This not only aids in reaching sustainability targets but also contributes to the longevity of building systems and machinery.

Moreover, submetering aids in the accurate benchmarking and reporting of energy data, which is essential for participating in sustainability and energy efficiency competitions. Such initiatives can enhance a building's reputation and potentially increase its value. Submeters provide the necessary data for property managers to make informed decisions, reduce waste, and improve overall energy efficiency.

Lastly, submetering aligns with the goals of both property managers and tenants who aim to save on costs, uphold corporate responsibility, engage stakeholders, and have transparent access to energy consumption data. It serves as a comprehensive solution for energy management and operational efficiency in commercial real estate.

Installation and Maintenance: What Businesses Need to Know

Installing sub-meters is a strategic move for detailed energy management, requiring a well-thought-out design reflecting the project's goals. The initial scoping process is crucial, determining the level of detail needed and assessing the existing infrastructure. The type of data to be collected, such as real energy, power, and power factor, must be specified, along with the selection of a compatible software platform for data analysis and energy usage management.

The integration of sub-meters with the Building Automation System (BAS) should be considered for efficient energy information management. The sub-metering system must be flexible, allowing for future expansions or changes in building usage. Clear operational responsibilities are essential to ensure the system's reliability and accessibility.

For the installation process, it is advisable to engage professional services. Certified contractors and engineers ensure that the sub-metering system complies with local regulations and safety standards. This professional involvement is key to achieving a sub-metering system that not only meets legal requirements but also operates effectively for energy conservation and cost reduction.

Cost-Benefit Analysis of Electric Sub Meters for Energy Efficiency

Submetering, as a method for tracking utility usage such as water, gas, and electricity, doesn't directly reduce energy consumption or generate immediate savings. Instead, the value lies in the data collected, which, when analyzed, can lead to cost-effective changes that promote long-term financial benefits. The initial investment in submetering technology may deter some, but case studies indicate that the long-term savings can be substantial, often surpassing the initial costs.

The strategic implementation of electric submeters has been documented to yield significant cost savings. While the upfront costs may be apparent, the long-term financial gains, as demonstrated by early adopters, are persuasive. These savings are not just in direct energy costs but also in enhancing the sustainability of operations, which can translate into further financial advantages.

Selecting the Right Electric Sub Meter on

When selecting the right electric sub meter for your business on, consider the diverse range of options available. There are single-phase meters for residential or small-scale use, and three-phase meters suitable for larger commercial environments. Look for features like remote control capabilities, which allow for convenient monitoring and management of energy usage. Smart meters with Wi-Fi or IoT connectivity can offer real-time data tracking and analysis, aiding in proactive energy management.

For businesses aiming at precise energy tracking, meters with features like bidirectional monitoring, which can track both import and export energy, are ideal. These are especially useful for establishments using renewable energy sources. Additionally, meters with built-in CTs (Current Transformers) and relays provide advanced functionality for detailed energy consumption analysis.

The electric sub meters available on also cater to various installation preferences, including Din-rail models that are compact and easy to integrate into existing setups. For those concerned with durability and longevity, options with robust construction and digital displays ensure reliability and ease of use. As you browse, prioritize meters that align with your specific energy measurement needs and operational scale to ensure an efficient energy management system.


Electric submeters stand at the forefront of energy management, offering businesses a powerful tool for monitoring and controlling their energy consumption. The insights provided by these devices are instrumental in identifying inefficiencies, promoting fair billing practices, and supporting sustainability initiatives. With a variety of models available on, from basic single-phase meters to advanced IoT-enabled devices, businesses can select the perfect fit for their specific needs. The integration of submeters into energy management systems not only aligns with financial prudence but also echoes a commitment to environmental stewardship. As we have seen, the initial investment in submetering technology is a strategic step that can yield significant long-term savings and operational benefits. In conclusion, embracing electric submeters is a smart move for any business looking to enhance its energy efficiency and pave the way for a more sustainable future.