Professional AC DC Power Supply Manufacturer
With over 10 years of experience in manufacturing and distributing electrical components, LCTC specializes in providing high-performance AC DC power supplies for industrial automation, security systems, and various electronic applications, delivering efficient solutions for power conversion.
LCTC employs strict manufacturing processes and quality control standards. Our product portfolio includes enclosed power supplies, DIN rail power supplies, waterproof power supplies. Our products meet international safety and quality standards, characterized by stable output performance, high efficiency, and long-term reliability, ensuring consistent performance even in demanding operating environments.
If you are interested in our products, please contact us by email or WhatsApp; we will then send you product brochures, technical data, and competitive offers.
Product By Features
LCTC AC DC power supply can be classified into three types according to their control methods.

The product series designed for mounting on standard 35 mm DIN rails includes four series: DR, MDR, MDR, and HDR.

A compact and highly efficient enclosed switching power supply for AC to DC that ensures reliable operation in demanding industrial environments. Includes the LRS series.

This switching power supply features IP67 protection and is specifically designed for stable operation in harsh environments; it belongs to the LPV series.
Features of AC DC Power Supply
The numerous advantages of the LCTC AC DC power supply are designed to provide you with reliable electrical components.

The AC DC SMPS uses high-precision regulation to monitor and dynamically adjust output current and voltage in real time, ensuring stable output power despite fluctuations in input voltage or load changes.

AC DC SMPS typically feature comprehensive protection functions—such as overvoltage, overcurrent, short circuit, overheating, and overload protection—which enhance the safety level of the devices.

Thanks to the use of industrial-grade components capable of withstanding extreme temperatures, the device generally operates within a temperature range of -30 °C to 70 °C, which slows down the aging process and extends its service life.

LCTC provides professional customization services, including specifications such as output voltage and rated power, to precisely tailor AC DC SMPS to your devices and specific requirements.
Global Compatibility Universal AC Input, 85–264VAC
Thanks to the integrated wide-range input circuit and overvoltage protection, the AC DC power supply LCTC delivers a stable output voltage even in environments with fluctuating or unstable power supply. In addition, it is compatible with global power grids and seamlessly adapts to the voltage standards of various countries and regions, including 110V, 120V, 220V, and 240V. This means that the voltage does not need to be switched manually, and different SMPS models are not required for specific regions.

AC DC Power Supply Resource Download
Wholesale AC DC Power Supply Supplier from China


From manufacturing and product consulting to technical support and after-sales service, the professional team at LCTC is committed to providing you with top-tier service. We also offer OEM/ODM customization services; choose LCTC as your partner for AC DC SMPS and set yourself apart from the competition with your business operations.
Application of AC DC Power Supply
Thanks to advantages such as a wide AC input range and a stable DC output, LCTC AC DC switching power supplies are widely used in industry, commercial, and other applications.

The LCTC AC/DC power supply delivers continuous, uninterrupted power while providing comprehensive protection and stable operation. It is ideally suited for industrial automation applications, ensuring reliable power supply for continuous industrial processes. Typical applications include PLC controls, CNC systems, and control cabinets.

The large input area of the LCTC AC DC power supply supports continuous operation under varying electrical conditions. It is commonly used in the telecommunications industry to provide stable output power for critical communication infrastructure. Typical equipment includes network switches, routers, communication cabinets, and signal transmission devices.

The LCTC series AC DC power supplies feature comprehensive protection functions, including overvoltage, overcurrent, and short-circuit protection, to ensure safe and reliable power supply for medical precision instruments in healthcare, thereby guaranteeing uninterrupted device operation. Typical applications include patient monitors, imaging systems, analytical devices, and diagnostic systems.

The AC DC switching power supply in the LCTC series is designed to operate within an extreme temperature range of -30 °C to 85 °C, ensuring reliable performance under harsh environmental conditions. They are ideally suited for applications in renewable energy and charging systems, including electric vehicle charging stations, battery management systems, energy storage solutions, and smart grid infrastructure.
Testimonials
If your AC DC power supply has no output, it is usually caused by issues related to input power, protection activation, or load conditions. Common causes include no or unstable AC input voltage, activates the internal protection mode due to overvoltage, short circuit, overload, blown internal fuse, incorrect wiring or loose connections, etc.
Power supply overheating is a common issue in industrial and electronic systems and is usually related to load, environment, or efficiency. Common causes of overheating include excessive load, inadequate ventilation, installation in enclosed enclosures, high ambient temperatures, and excessive heat generation due to an inefficient power supply. You can reduce heat generation by lowering the load, improving air circulation or the operating environment, removing dust, adjusting installation spacing, and so on.
The LCTC series AC DC switching power supply offers a maximum power range from 12 W to 2000 W, covering the entire spectrum of applications, from low-power requirements to high-performance industrial systems.
Yes. LCTC AC/DC power supplies are widely used in LED lighting and display applications. With multiple output voltage options such as 12V, 24V, 36V, and 48V, our power supplies can support a wide range of LED applications, from commercial lighting installations to large-scale display systems.
9 Key Factors to Consider When Choosing an AC DC Power Supply
When selecting an AC DC power supply, it is important to consider key factors—such as specifications, features, and certifications to find the most suitable power solution.
1. Input Voltage Range
Different countries and regions have varying standards for alternating current power supply, so it is crucial when selecting an AC DC power adapter to ensure compatibility with the global market. Generally, a device with a universal input of 85–264 V AC and a frequency range of 47–63 Hz is sufficient.
2. Output Voltage Requirements
When selecting an AC DC switching power supply, it is crucial to pay attention to the appropriate output voltage. Common options include 5V, 12V, 24V, and 48V. Choosing the correct voltage effectively prevents malfunctions or damage to devices.
3. Power Rating
When selecting an AC DC power supply, it is generally recommended to plan for a power reserve of 20% to 30%; insufficient power capacity can easily lead to permanent overloading of the device.
4. Efficiency Level
When selecting an AC DC power supply for industrial applications, aim for a conversion efficiency of at least 85%, or even over 90%, as higher efficiency results in less heat generation, longer lifespan, and greater cost savings.
5. Protection Functions
Make sure to select an ac dc switching power supply equipped with protective functions such as OVP, OCP, SCP, and OTP to ensure the safety of the device and system.
6. Operating Environment
When selecting an AC DC power supply, consider the operating environment—such as ambient conditions, humidity, dust, and vibrations—and choose a device designed for extreme temperatures or offering protection against water, moisture, and dust.
7. Installation Method
When selecting an AC DC power supply, take into account the specific mounting type; common categories include enclosed power supply, DIN rail power supply, open frame power supply, and chassis mount power supply.
8. Safety Certifications
When selecting an AC DC switching power supply, it is essential to consider certifications such as CE, UL, and RoHS. These are not only crucial for accessing global markets but also serve as a guarantee of product quality.
9. OEM & Customization Capability
When selecting an AC DC switching power supply, make sure the supplier offers OEM and customization options to better meet the specific requirements of your devices.
In summary, selecting the right AC/DC power supply requires considering various factors to ensure product reliability and stable performance, enabling operation with maximum efficiency, improving productivity, and maximizing return on investment.







