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Black rectangular 90W AC adapter with 7.4×5.0mm barrel connector and power cord

myVolts

myVolts 90W AC Adapter 7.4×5.0mm for HP EliteBook ProBook Compaq

SKU CH-TB1T-B2MH3

A 90 W laptop charger with a 7.4×5.0 mm tip, 100–240 V input and CE, FCC and RoHS safety certifications

  • Worldwide voltage input lets you charge anywhere
  • 90 W output powers demanding workstations
  • 4×5.0 mm tip fits listed HP models
  • CE FCC RoHS certified with over-voltage short-circuit over-current protection
  • Compatible with 18.5 V 19.5 V 65 W 45 W devices

90W AC Adapter with 7.4×5.0mm Plug

This 90-watt adapter delivers 19 volts at 4.74 amps through a 7.4×5.0mm barrel connector. It accepts 100 to 240 volts AC at 50 to 60 hertz for worldwide use. The unit carries CE, FCC and RoHS certifications with over-voltage, short-circuit and over-current protection. It replaces a long list of HP part numbers including 584037-001 and PA-1900-18H2.

For HP EliteBook ProBook Compaq owners

Owners of listed EliteBook, ProBook and Compaq models needing a 90-watt replacement with the 7.4×5.0mm tip will find a direct fit. Buyers whose laptops require a different connector size, a higher wattage brick or USB-C power delivery should look at other options.

Steady 90-watt output under load

The adapter maintains its rated 19-volt 4.74-amp output during continuous operation thanks to built-in protection circuits. It also supports 18.5-volt and 19.5-volt modes at 65-watt and 45-watt levels for compatible systems. Safety certifications confirm stable performance across the full 100 to 240-volt input range.

How it compares

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

Price $11.99
Cheaper than about 90% of the 27,790 comparable items (median $30.99).

Specifications

No published specifications for this item yet.

Questions about this item

What connector does my laptop need to use this 90W adapter?

The adapter uses a 7.4×5.0 mm barrel plug that fits the listed HP EliteBook, ProBook and Compaq models.

Can I keep using my older 65W or 45W charger with the same laptop?

The adapter supports 18.5 V, 19 V and 19.5 V outputs and is compatible with 65 W and 45 W requirements, so an older lower-wattage charger can remain as a spare.

How do I confirm the charger is delivering power after I plug it in?

When connected, the laptop’s charging indicator should light and the battery icon in the operating system will show it is charging.

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