Blog - YOSUN

26Aug Procurement Decisions

How Should Data Center Engineers Choose a 3-Phase PDU for High-Power Server Racks?

For high-density server, AI, and HPC racks, choosing the right 3-phase PDU is not simply about selecting the highest power capacity. It should provide sufficient...

Introductory Science

What is the power input of a PDU?

A PDU’s power input is defined by three core specifications: voltage, current (amperage) rating, and phase configuration (single-phase or three-phase). Together, these specs determine whether...

25Aug Procurement Decisions

Is a PDU necessary?

A basic power strip or UPS may be enough for a laptop, monitor, router, and a few other low-power devices. The situation changes when a...

25Aug Introductory Science

What are the components of a PDU?

In a server room or data center, a single rack may power servers, switches, storage systems, and other critical IT equipment at the same time....

20Aug Procurement Decisions

What type of Rack PDU is right for your data center?

Choosing the right Rack PDU starts with understanding your rack’s power requirements, monitoring needs, and physical installation constraints. A small server room may only require...

20Aug Introductory Science

What is a 0U PDU?

A 0U PDU (zero-unit power distribution unit) is a vertical power strip that mounts in the unused side channels of a server rack, rather than...

17Aug Practical Operations & Maintenance

How to Install a Rackmount Power Distribution Unit?

Proper installation of a rackmount PDU is critical for reliable power distribution, equipment safety, and proper airflow in data centers and server rooms. A poorly...

17Aug Procurement Decisions

Does your data center need a smart PDU?

Whether your data center needs a smart (intelligent) PDU depends on your rack density, uptime requirements, operational model, and energy compliance goals. For small, low-density...

12Aug Procurement Decisions

What is the cost of iPDU?

Intelligent power distribution units (iPDUs) typically cost from around $300 for entry-level monitored models to over $5,000 for advanced switched and outlet-metered units. The final...

12Aug Introductory Science

Is a PDU the same as a surge protector?

No, a power distribution unit (PDU) and a surge protector are not the same — they serve completely different functions in IT power infrastructure. A...

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