Switched power unit

A switched power unit, commonly known as a switched-mode power supply (SMPS), is an electronic device that uses a switching regulator to convert electrical power efficiently. These units are essential for transforming voltage levels to match the requirements of various electronic components, ensuring stable and reliable operation. They are widely chosen for their high efficiency, compact size, and lightweight design compared to traditional linear power supplies. Users select these units for applications ranging from consumer electronics to industrial automation systems where precise power management is critical. By operating at high frequencies, these devices minimize energy loss and heat generation during the conversion process. They are available in various configurations to suit specific voltage and current demands of modern hardware.

Use cases of switched power units

Switched power units are utilized in a vast array of technical environments due to their versatility and efficiency:

• Powering desktop computers and servers where stable DC output is required.
• Supplying energy to LED lighting systems and display panels.
• Integration into industrial control systems and automation machinery.
• Charging portable electronic devices and battery-operated equipment.
• Supporting telecommunications infrastructure and networking hardware.

Types of switched power units

These power supplies are categorized based on their physical design and application requirements:

• Open-frame units: Designed for integration into larger equipment enclosures.
• Enclosed power supplies: Housed in protective metal or plastic cases for safety.
• DIN-rail mountable units: Standardized for use in industrial control cabinets.
• Desktop adapters: External units commonly used for laptops and monitors.
• Modular power supplies: Allow for custom voltage configurations by adding or removing modules.

Key features to consider

When evaluating a switched power unit, consider the following technical specifications:

• Output voltage and current capacity: Must match the requirements of the connected device.
• Efficiency rating: Higher efficiency reduces energy consumption and heat output.
• Protection features: Look for built-in short-circuit, over-voltage, and over-temperature protection.
• Form factor: Ensure the physical dimensions fit your intended installation space.
• Input voltage range: Verify if the unit supports universal AC input (100-240V) for global compatibility.

How to choose a switched power unit

Selecting the correct unit requires a clear understanding of your hardware's power profile. First, calculate the total power consumption of your devices and add a safety margin of at least 20% to ensure the unit does not operate at its maximum limit constantly. Verify the output voltage matches your equipment exactly, as incorrect voltage can cause permanent damage. Check the connector type and polarity to ensure physical compatibility. Finally, consider the operating environment; if the unit will be used in harsh conditions, look for models with higher IP ratings or robust thermal management systems.

Which pdu are the most popular and affordable in 2026?

The full list of popular models at affordable prices is available on this page. In 2026, the following models show high demand and an excellent price-to-quality ratio:

• TKH 19-inch Rack Power Distribution Unit with 9x 230V Sockets LZ1U9GBW for 28.99€
• Power Distribution Unit PDU Equip 333315 7 AC outlets 1U Black Silver for 28.99€
• Digitus Socket strip DN-95433 5-way safety sockets 2m cable for 32.49€
• Digitus Aluminum socket strip 7-way with circuit breaker 1U for 34.99€
• Rittal DK7240.210 Power Distribution Unit with 7 Type D AC Outlets 250V 2m Cable for 62.99€

Why is it worth buying pdu at AiO.lv?

At the AiO.lv online store, you can place an order at a great price with delivery across Latvia — to Riga, Daugavpils, Liepaja, Jurmala, Ventspils, and other cities, as well as throughout Europe. We offer products from leading manufacturers: APC, Cisco, EnGenius, HAMA, HP, PLANET, TRUST, DIGITUS, LOGILINK, OEM, GEMBIRD, INTER-TECH, ATEN, EMOS, ENERGENIE, PowerWalker, DELTACO, UBIQUITI, EATON, CYBERPOWER. When you shop with us, you get:

• official warranty and guaranteed quality;
• convenient payment options (including installment and credit);
• fast and reliable delivery across Latvia and to any EU country.

FAQ

Where can you find a pdu with cheap prices?

You can buy cheaper at the AiO.lv online store. We offer competitive prices and regular discounts, so you always have the chance to find a great deal.

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If you place your order today, delivery will take between 1 and 5 business days depending on the chosen method.

How long is the warranty period for pdu?

Our store provides an official manufacturer’s warranty ranging from 12 to 36 months, depending on the model and brand. If needed, you can always contact our customer service department or the manufacturer’s authorized service center for support.

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Can pdu be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and throughout Europe. All product prices are shown with VAT included. In certain cases, a 0% VAT rate may apply — for example, when purchasing from other EU countries with a valid VAT number. We issue an invoice immediately after the order is placed, support BIS electronic invoices, and automatically generate all required accounting documents. To complete a purchase for a company, simply select the company profile during checkout.