Your Professional Single Rail Power Supply Supplier

 

Topow Electronics is an innovation-driven and technology-powered enterprise specializing in power supply solutions. Our single output bare board power supplies are engineered to deliver uncompromising performance for applications requiring a dedicated power rail. By focusing all engineering expertise on a single channel, we provide a fundamental, robust, and highly reliable power foundation for a vast array of electronic devices and subsystems. This product line embodies the principle of simplicity-driven design, offering essential power conversion in its most efficient and cost-effective form.

 

 
  • AC-DC Switching Power Supply
    Topow AC-DC Switching Power Supply Model:TPT12S12A Universal 90-264V AC inputStable 12V/1A DC outputHigh efficiency (83%) with 0.1W standbyIdeal for industrial & consumer electronics
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  • LED Driver Power Board
    The TPT150S54A is a premium-grade LED Driver Power Board designed for industrial lighting and telecom applications. This switching power supply delivers stable 54V/2.78A output with exceptional efficiency (≥90%) across a wide input voltage
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  • 90W Single Output Open Frame Power Supply
    The 90W Single Output Open Frame Power Supply is a high-efficiency, industrial-grade power solution designed for demanding applications requiring reliable 54V/1.67A output. Engineered with advanced switching technology, this power supply
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  • PCB Mount Power Supply
    Topow Model:TPT18S12AThe PCB Mount Power Supply is a compact, 36W AC/DC power adapter. It converts 100-240V AC input to a stable 12V DC output. Designed for reliability, it meets international safety and EMC standards.
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  • 12V3A Bare Board
    Topow Model:TPT36S12AThe 12V3A Bare Board is an AC to DC power supply with 90~264V AC input, single +12V output, and a total output power of 36W. It is certified by CQC and TUV (CB) and complies with the EU RoHS directive.
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  • Medical Open-Frame Power Supply
    The TPT24S12A is a Medical Open-Frame Power Supply developed by Shenzhen Topow Electronics Co., Ltd. Designed for IT and AV equipment, it features a wide input voltage range (AC 90-264V) and stable DC 12V/2A output (24W single output).
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  • Regulated Switching Power Module
    The Regulated Switching Power Module is a robust and versatile 72W AC/DC power supply ideal for powering industrial equipment, networking devices, and other electronics that demand a stable, efficient, and well-protected 12V power source
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Why Choose Us

Quality Assurance

Topow's products undergo more than 10 rigorous testing procedures and are certified under ISO 9001 and ISO 14001 standards, ensuring superior reliability.

20+ Years of Experience

With over two decades of experience in power solutions, we have provided services to global companies and demonstrated proven expertise.

OEM/ODM Services

From initial design to mass production, we offer comprehensive, end-to-end solutions that are customized to meet your specific requirements.

Benefits of Single Rail Power Supply

 

Medical Open-Frame Power Supply

Enhanced efficiency

Single rail power supplies offer significantly higher efficiency compared to traditional linear power supplies. By employing advanced switching techniques, these power supplies minimize energy loss during the conversion process. With higher efficiency, less energy is wasted as heat, resulting in reduced energy consumption and lower operating costs. This increased efficiency also allows for smaller power supply units, making them ideal for compact and space-constrained applications.

LED Driver Power Board

Cost reduction

One of the primary reasons why single rail power supplies are favored in the electrical industry is their ability to reduce costs over time. Their enhanced efficiency leads to lower energy consumption, resulting in reduced electricity bills. Additionally, their compact design saves space, enabling more efficient use of available resources. Furthermore, the longevity and durability of single rail power supplies reduce the need for frequent replacements, saving on maintenance and replacement costs.

PCB Mount Power Supply

Compact design

The compact size of single rail power supplies makes them an ideal choice for applications with limited space. Their smaller form factor allows for easy integration into space-constrained devices, reducing the overall size and weight of the equipment. This advantage is particularly valuable in portable devices, where size and weight are critical factors. The compact design of single rail power supplies enables manufacturers to create sleek and lightweight products without compromising on performance.

 

Application of Single Rail Power Supply
 
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Industrial Automation

Provides dependable power for assembly lines and packaging machinery, ensuring high-speed operation and precision in pharmaceutical and food processing systems.

 

Medical Devices

Crucial for medical equipment such as MRI scanners, CT scanners, ventilators, and defibrillators, where precise and consistent power is essential for safe and reliable operation.

LED Driver Power Board high quality
PCB Mount Power Supply suppliers
 

Semiconductor Manufacturing

Offers precise power control needed to prevent damage to sensitive equipment during the semiconductor production process.

 

R&D and Testing

Found in research, development, and manufacturing equipment for accurate and stable power delivery.

PCB Mount Power Supply factory

 

LED Driver Power Board suppliers

 

Logistics

We will help you to choose the best shipping way according to your detail requirements. By sea, by air, or by express, etc.

 

The time frame of an order delivery is divided into two parts:
Processing time: 20-30 Days


Shipping methods: DDP, DAP, EXW, etc.


Shipping fee: The shipping fee will be changed according to every pacel's weight.

 

 

Certificate

 

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FAQ

 

Q: What does single rail PSU mean?

A: When a PSU is described as "single rail," all of the PSU's power is available from a single source. When a PSU is described as "multiple-rail," the PSU divides the total available amperage across two or more "rails."

Q: What safety certifications and protections do these power supplies include?

A: Our open frame series is designed to meet international safety standards such as UL/EN/IEC 62368-1 (IT/AV Equipment). They are also compliant with RoHS and REACH directives. Standard protection features include:Overcurrent Protection (OCP),Overvoltage Protection (OVP),Over Temperature Protection (OTP),Short-Circuit Protection (SCP).

Q: How to tell if a PSU is single or multi-rail?

A: If you get beep, it means that both "rails'' are connected to the same rail. Which means the PSU is single rail. If no beep, they are individual rails. If your multimeter shows anything less than 100 Ohms resistance, then both ``rails'' are connected to the same rail. Which means the PSU is single rail.

We're well-known as one of the leading single rail power supply manufacturers and suppliers in China. If you're going to wholesale customized single rail power supply made in China, welcome to get more information from our factory.

72W Single Output AC DC Power Board, Bare board power supply, open frame power supply
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