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Compact black rectangular AC adapter with 4.5 by 3.0 mm barrel connector

myVolts

myVolts 45W AC Adapter 19.5V 2.31A 4.5*3.0mm

SKU CH-MB7Y-3G3RT

A 45 W laptop charger delivering 19.5 V at 2.31 A with a 4.5 mm by 3.0 mm tip for compatible HP models

  • World-wide 100-240 V input lets you charge anywhere
  • 45 W output delivers the power your HP laptop expects
  • 5 × 3.0 mm barrel tip fits the listed HP models exactly
  • CE, FCC, UL and RoHS certifications confirm safety compliance
  • 12-month manufacturer warranty backs the adapter

What this adapter is

This 45 W AC adapter replaces the original charger for a wide range of HP laptops. It delivers 19.5 V at 2.31 A through a 4.5 mm by 3.0 mm barrel connector. The unit is new and carries CE, FCC, UL and ROHS certifications.

The specification that decides fit

Output voltage, current and the 4.5 mm by 3.0 mm plug must match the original adapter exactly. If the laptop requires a different voltage, amperage or connector diameter this unit will not work.

Who should buy and who should not

Buyers with a compatible HP Spectre x360, Stream, EliteBook Folio, Pavilion x360, Split x2, TouchSmart, Envy x360, Pro x2 or 250, 255, 355, 455 series notebook listed in the compatibility data can use this charger. Anyone whose laptop uses a USB-C power input, a different barrel size or a higher wattage requirement should look for another adapter.

How it compares

Measured against everything we stock in Laptop Chargers & Batteries, at today’s prices. Recalculated every night.

Price $25.99
Cheaper than about 60% of the 27,790 comparable items (median $30.99).

Specifications

No published specifications for this item yet.

Questions about this item

What does the 45 W output mean for daily use on a supported HP laptop?

It supplies up to 45 W at 19.5 V and 2.31 A, matching the original charger so the laptop charges at its normal speed while running typical workloads.

How does the 4.5*3.0 mm barrel connector affect compatibility?

The 4.5 mm outer and 3.0 mm inner diameter must match the laptop's DC jack exactly; the adapter only fits models that use this specific barrel size.

What physical space is needed for the adapter brick and cable?

The unit is a compact wall-plug brick with a fixed output cable; it needs a free mains socket and enough clearance for the barrel plug to seat without strain.

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