Power supply units

Laptop power bricks and chargers

Laptop chargers usually die for a simple reason: the cable keeps bending right at the plug. After a year or two the conductors fray, contact is lost, and the laptop stops charging. Sometimes the “brick” itself fails too — electrolytics, diodes, transistors.

Can you use “someone else’s” adapter? Yes — if voltage, current, and the plug match. That’s where the pain starts: nobody enjoys decoding laptop specs, and a mismatch means either “won’t charge” or, worse, a fried input power controller.

Charger types

• OEM units. From the laptop maker (HP, Dell, Lenovo, Asus, Acer, MSI). Perfect fit, factory cable, long life. Highest price.
• Compatible (high-copy). Third-party brands build to the original P/N. Easy to match, fair price, good quality — if you buy from a trusted source.
• Universal power bricks. One housing plus a tip kit for common jacks (HP, Dell, Lenovo, Asus, Acer, etc.). Handy if you run several laptops or travel a lot.
• USB-C PD adapters. For modern ultrabooks that charge over USB-C. One cable for laptop, phone, and tablet. Just make sure PD wattage is at least what the factory brick delivered — often 65W or 100W.

How to choose a power adapter

1. Power (W). Must be at least the OEM rating. If the original is 65W, 90W or 120W is fine — the laptop draws only what it needs. Undersized bricks cause trouble.
2. Voltage (V). Must match the original. 19V means 19V, not “about.”
3. Current (A). Can match or exceed the label. Lower than specified — no.
4. Connector. Each vendor has its own barrel: HP often 4.5×3.0, Dell 7.4×5.0 or 4.5×3.0, Lenovo rectangular or round 5.5×2.5. Double-check before ordering.
5. Laptop brand/line. You can’t buy a charger “in general” — only for a specific family. Confirm by P/N or exact model.

Universal chargers: when they make sense

A universal laptop PSU helps when:

• you maintain several brands in the bag;
• you travel and don’t want a separate brick per machine;
• you need power now and the OEM pack isn’t handy.

Downsides exist. You must set voltage manually before plugging in — a mistake can cook the machine. Tips sometimes wobble in the jack. For daily duty, a “proper” dedicated adapter is nicer.

Why Euro-Parts

• Coverage. Laptop adapters for HP, Dell, Lenovo, Asus, Acer, MSI, Samsung, Toshiba, Apple.
• Manufacturer warranty. The real kind.
• Model-based matching. Send the model — we’ll find a compatible PSU.
• Delivery. Nova Poshta; pickup in Kyiv, Kharkiv, and Odesa.
• Clear pricing. Charger cost is visible up front.

Reviews and ordering

Each listing has buyer notes — often specifics like “HP 250 G7, third month running, normal warmth, plug fits tight.” More useful than a bare spec table.

Order a power adapter

Buy online or via pickup. Shipping across Ukraine follows each carrier’s standard timelines. Unsure about fit — message us and we’ll help.