2G GSM / GPRS / 4G LTE Smart Energy Meter

As a dedicated manufacturer and supplier, Legy recognizes that modern energy purchasers are shifting towards decentralized, cloud-native architectures. The CA368 2G GSM / GPRS / 4G LTE Smart Energy Meter is our flagship response to this market evolution. Unlike legacy wired meters, this 4G LTE Smart Energy Meter operates as an independent IoT node. It captures granular electrical parameters and transmits them directly to cloud servers via an embedded SIM card. This makes it the preferred choice for industrial buyers managing remote assets, such as solar PV farms, telecom towers, and agricultural irrigation systems. Purchasers aiming to digitize their legacy infrastructure can send us an inquiry to request a full technical datasheet and API documentation.

Technical Blueprint & Core Specifications

Product Features and Applications

In today’s smart grid and IoT energy management market, customers need more than a cellular meter supplier — they need a reliable partner who can provide stable communication, accurate measurement, and long-term operational performance. Legy’s CA368 Cellular Smart Energy Meter combines advanced metering technology with reliable wireless communication capabilities to support modern energy monitoring systems in commercial, industrial, and remote applications.

Reliable Performance for Real-World Energy Management Applications

With extensive experience in smart energy meter development and manufacturing, Legy understands the challenges faced by energy operators, facility managers, and system integrators. The CA368 2G GSM / GPRS / 4G LTE Smart Energy Meter is designed to solve common challenges such as manual meter reading limitations, remote data collection difficulties, and unstable communication in complex environments.

Through continuous product optimization and application feedback, the CA368 provides reliable measurement and stable cloud connectivity for various scenarios, including industrial facilities, commercial buildings, renewable energy systems, and distributed power monitoring projects. Its wireless communication capability enables efficient remote management while reducing maintenance costs and improving energy visibility.

Advanced Communication Technology for IoT Integration

Legy’s engineering team specializes in smart metering technology, wireless communication solutions, and IoT-based energy management systems. The CA368 Cellular Smart Energy Meter supports MQTT and HTTP cloud communication protocols, enabling seamless integration with modern IoT platforms, energy management systems, and remote monitoring solutions.

Designed with flexible communication architecture, the meter allows system integrators to achieve efficient data transmission and centralized energy management. Legy provides complete technical documentation and customization support to help customers deploy reliable smart metering solutions according to different project requirements.

Manufactured According to International Quality Standards

As a professional smart meter manufacturer, Legy follows strict quality control procedures throughout product design, component selection, production, and final inspection. The CA368 2G GSM / GPRS / 4G LTE Smart Energy Meter complies with international requirements, including IEC standards, CE certification, and RoHS compliance.

Before shipment, every meter undergoes comprehensive testing to verify measurement accuracy, communication stability, and product reliability. These quality control processes ensure consistent performance and provide customers with dependable cellular metering solutions for long-term operation.

Reliable Partnership and Customized Support

Legy is committed to building long-term cooperation with global distributors, engineering companies, and energy solution providers through transparent communication, flexible OEM services, and professional technical support.

From product selection and system integration to after-sales assistance, Legy works closely with customers to deliver smart energy metering solutions that improve operational efficiency, support digital energy management, and create sustainable value for every project.

Utility Benefit

Easy and quick to install with no need of extra communication devices

Input payment control elements, such as emergency unit, tariff, free basic unit, repayment, fixed charge, VAT etc.

4 tariffs /8 time divisions /100 holidays usage recorded on TOU basis

Flexible AMR AMI setup

Support Plug-in GPRS module

Zero-Gateway Architecture: Streamlining Deployments for Integrators

System integrators and suppliers know that deployment time directly impacts project profitability. The CA368 2G GSM / GPRS / 4G LTE Smart Energy Meter is engineered to minimize commissioning headaches through its true wireless independence. Simply insert a SIM card, power up, and the meter begins transmitting data to your designated cloud server. Pre-configured with standard MQTT and HTTP protocols, the meter can be integrated into your existing IoT ecosystem immediately. We provide comprehensive technical documentation, including detailed API definitions and cloud platform configuration guides, enabling your engineering team to bring the CA368 online in minutes. Purchasers can request these integration guides directly through an inquiry.

Transforming Raw Data into Automated Billing Intelligence

Accurate sub-metering is the backbone of fair utility billing and energy conservation. The CA368 2G GSM / GPRS / 4G LTE Smart Energy Meter provides granular, real-time visibility into single-phase energy consumption. For property managers and commercial buyers, this means the ability to automate tenant billing based on actual usage, eliminating estimation errors and disputes. For facility engineers, the high-frequency data sampling allows for precise load profiling, helping to identify energy wastage and optimize HVAC or lighting schedules. The CA368 transforms raw electrical data into actionable business intelligence. Contact our supplier team to learn how this meter can optimize your facility's energy costs.

Flexible OEM Customization for Global Purchasers ( OEM )

We understand that every energy management ecosystem is unique. As a flexible manufacturer and supplier, Legy offers comprehensive OEM services for the CA368 2G GSM / GPRS / 4G LTE Smart Energy Meter to align with your brand and technical requirements. From customizing the physical housing and LCD display layout to tailoring the cloud communication protocols and API endpoints, we adapt the hardware to fit your software. Whether you are a local utility provider or a global IoT platform manufacturer, our factory-direct support ensures you receive a metering solution that is perfectly tailored to your project specifications. Send us an inquiry today to discuss your customization needs.

Dedicated Engineering Support for Every Buyer

Purchasing industrial hardware is just the beginning of our partnership. Legy provides dedicated pre-sales and post-sales engineering support for the CA368 2G GSM / GPRS / 4G LTE Smart Energy Meter. Our technical team is available to assist with cloud platform integration testing, helping you verify data transmission stability with your specific IoT servers. In the rare event of a field issue, our rapid-response support ensures minimal downtime, keeping your energy management systems operational and your clients satisfied. Any purchaser or buyer can reach out via an inquiry to access our expert engineering resources.

Competitive Edge: Why Purchasers Prefer the CA368 2G GSM / GPRS / 4G LTE Smart Energy Meter

True Wireless Independence: Unlike multi-protocol meters that still require local gateways, the CA368 connects directly to the cloud via 2G/4G, eliminating gateway hardware costs and maintenance.

Cloud-Native Optimization: Specifically designed for modern IoT platforms, offering seamless MQTT and HTTP integration compared to legacy industrial protocols.

Integrator-Friendly: Plug-and-play SIM card installation and clear cloud configuration guides reduce deployment time by up to 50% compared to bulky or poorly designed competitors. Buyers can verify these advantages by submitting an inquiry for a live demo.

Expert Insights: Buyer FAQs

Q1: Does the CA368 2G GSM / GPRS / 4G LTE Smart Energy Meter require an external gateway?

A: No. The CA368 has a built-in 2G/4G module and transmits data directly to your cloud server via SIM card, eliminating the need for additional gateway hardware.

Q2: Can the CA368 2G GSM / GPRS / 4G LTE Smart Energy Meter integrate with custom IoT platforms?

A: Yes, the meter supports standard MQTT and HTTP protocols, making it highly compatible with most modern cloud platforms. Purchasers can request our API documentation by submitting an inquiry.

Q3: How can a purchaser obtain the cloud integration guide for software development?

A: A detailed cloud integration guide, including API endpoints and data payload formats, is available upon request. Simply send us an inquiry, and our supplier support team will provide all necessary technical documentation.

Real-World Impact: Case Studies for Potential Buyers

Case 1: Remote Solar Farm Monitoring

A distributed solar farm operator replaced outdated manual meters with the CA368 2G GSM / GPRS / 4G LTE Smart Energy Meter. By transmitting real-time generation data directly to their cloud platform via 4G, they automated their performance monitoring, reducing site inspection costs by 60% and improving maintenance response times.

Case 2: Smart Apartment Complex

A property management company deployed the CA368 2G GSM / GPRS / 4G LTE Smart Energy Meter across 500 residential units. The seamless cloud integration enabled automated tenant billing and real-time overload alerts, eliminating billing disputes and preventing electrical hazards. These successes highlight why every serious purchaser should consider this meter.

Product Certificate

Every product undergoes strict quality inspection and performance verification before delivery. Our electrical measuring instruments are tested by the China Quality Supervision and Inspection Center for Electrical Measuring Instruments, an authorized professional testing organization, with official Test Reports and Reliability Prediction Reports issued for product validation.

The testing covers key parameters such as measurement accuracy, electrical performance, operational stability, and product reliability. Supported by recognized certifications including CNAS laboratory accreditation and national inspection qualifications, our products are designed to provide accurate measurement, safe operation, and consistent performance in various application environments.

Through certified testing procedures and rigorous quality management, we ensure every product meets international customers' expectations for reliability and durability.

Production Details