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Established in 2000, Zhejiang Yongtailong Electronic Co., Ltd. is located in the center of Shanghai, Hangzhou and Suzhou cities. As a professional China STS prepaid meter manufacturers and STS prepaid meter Factory, YTL designs and produces electronic energy meters which are cost-efficient and ideal for the use in solutions for AMR/AMI at residential as well as industrial applications.YTL was one of the first companies in the domestic market with which had an internal R&D department as well as international sales business. YTL is devoted to develop and design all types of wholesale STS prepaid meter, concentrators and solution applications. At present our export volume makes us a leading company for technology and product export to more than 50 countries throughout the world.
STS prepaid meter Factory
STS prepaid meter manufacturers
Here are what we provide,
1.?Single phase two wire + three phase four wire prepaid smart meters
2.?With different communications ：PLC, RF, 4G(3G/GPRS), Wifi, WiFine, etc.
3.?With new designed CIU (HIU/UIU) or APP
4.?With fast delivery and stable supply
5.Prepayment energy meter has 3 operation modes:
? ?STS token mode(STS compliant meters), current prepaid mode and postpaid(traditonnal) mode
Welcome To A National High-tech Enterprise
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2000
Established In
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500+
Employees
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50+
Export Country
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350+
Design Right Patent
YTL Honor
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MID
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KEMA
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DLMS
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IEC
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KEMA
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SGS
YTL News
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What is a MID meter? Understanding the Core and Role of EU Certification in One Text
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Smart meters help enterprises save energy and reduce consumption
2025-10-14Against the backdrop of the continuous rise in global energy costs and the deep-rooted concept of sustainable development, how enterprises can effectively reduce energy consumption, control operating ...
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Understand a DC meter in one article
2025-10-13Against the backdrop of rapid development of modern energy technology, the application of direct current is becoming increasingly widespread. From photovoltaic power generation systems to energy stora...
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Smart Meters: Beyond the Basics - Understanding Their True Capabilities
2025-10-111. Introduction What are Smart Meters? A smart meter is an advanced electronic device that measures the consumption of energy (typically electricity, gas, or water) at a customer's location and commun...
Industry Knowledge Extension
Zhejiang Yongtailong: Leading the Future of Energy Management with STS Prepayment Meters
YTL STS Prepaid Meter Series embodies cutting-edge technology and innovative design to deliver reliable energy management solutions for modern residential and industrial applications. As a professional manufacturer with over two decades of expertise in electronic energy metering, Zhejiang Yongtailong Electronic Co., Ltd. offers STS prepaid meters that seamlessly integrate prepayment functionality with user-centric features. Our STS prepayment meter series adheres to international standards and certifications, ensuring compatibility with diverse grid infrastructures and AMI/AMI systems worldwide.
Engineered for efficiency, the STS prepaid system enables flexible energy consumption control, real-time balance monitoring, and secure token-based transactions, empowering utilities and end-users with transparent billing and reduced operational costs. The compact design, combined with low power consumption and robust performance, makes these meters ideal for both urban and remote deployments. Leveraging our proprietary R&D capabilities and 500+ patents in current sampling and metering technologies , YTL provides customized STS prepayment solutions tailored to regional regulatory requirements and client-specific needs.
With a global presence spanning 60+ countries, YTL’s one-to-one technical support ensures seamless integration and long-term reliability. The STS series exemplifies our commitment to advancing smart energy ecosystems through cost-effective, multifunctional, and future-ready metering innovations.
Advanced Technology
Our STS prepayment meters incorporate cutting-edge technology, ensuring they are cost-effective while delivering superior functionality. With features that allow for real-time monitoring, users can keep track of their energy usage effortlessly, leading to more informed consumption decisions.
User-Friendly Experience
Designed with the user in mind, the STS prepayment meter offers an intuitive interface that simplifies energy management. Whether for residential or industrial applications, our meters promote energy conservation and cost savings, making them an ideal choice for modern energy management.
Commitment to Quality and Innovation
Backed by over 500 patents, our dedication to research and development ensures that our products meet international standards. With more than 68 successful projects completed annually, we are continuously advancing in technology and design, providing our partners with innovative solutions tailored to their needs.
Conclusion
By choosing our STS prepayment meter, you are not just selecting a product; you are investing in a partnership focused on optimizing energy usage for the ultimate benefit of all stakeholders. Let’s work together to create a sustainable energy future.
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COPYRIGHT ? 2020 Zhejiang Yongtailong Electronic Co., Ltd. ALL RIGHTS RESERVED . 
Wholesale STS prepaid meter Manufacturers