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Rectangular black power brick with detachable US cord and 4.5mm blue tip

65W 45W Smart Blue Tip 4.5mm 3.0mm HP EliteBook ProBook Envy x360 Chromebook ZBook Laptop Power Adapter

SKU CH-4FP4-BTDEA

A 65 W or 45 W laptop power adapter with a 4.5 mm × 3.0 mm blue tip, compatible with EliteBook, ProBook, Envy x360, Chromebook and ZBook models, weighing 330 g with a 2.5 m total cable length

  • Battery voltage rating20 V
  • Power adapter voltage20 V
  • Power adapter current11.8A
  • Power adapter wattage85 W
  • Measurements14.33 in W × 12.83 in H × 9.06 in D
  • Compatible withLaptops
  • Delivers 65 W or 45 W to match your laptop
  • Smart blue-tip 4.5 mm × 3.0 mm fits EliteBook ProBook Envy Chromebook ZBook
  • Weighs only 330 g with 8.2 ft total reach for travel
  • 100–240 V input works worldwide without a converter
  • Built-in smart chip with overheat and short-circuit protection

65W 45W Smart Blue Tip Adapter

This 65W AC adapter delivers 19.5V output through a 4.5mm x 3.0mm blue tip connector. It is designed for HP EliteBook, ProBook, Envy x360, Pavilion, Spectre, Chromebook and ZBook models requiring 65W or 45W input. The unit weighs 330g and includes a detachable US power cord.

65W and 45W device support

The adapter intelligently regulates power for both 65W and 45W laptops, supplying 3.33A or 2.31A as needed. It operates on 100-240V input for worldwide use. The 8.2ft total cable reach lets you work far from wall outlets. It cannot power devices demanding more than 65W.

Smart chip protection and blue tip

A built-in smart chip with LBS provides overcharge, overcurrent and short-circuit protection. Flame-retardant materials resist heat up to 50°C. The 4.5mm x 3.0mm blue tip fits compatible HP barrels only; it will not connect to USB-C or larger barrel ports.

How it compares

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

Price $21.99
Cheaper than about 68% of the 27,790 comparable items (median $30.99).

Specifications

Product
Brand nameDELL
Model namePowerPortnerLink-65 W
Power
Battery voltage rating20 V
Power adapter voltage20 V
Power adapter current11.8A
Power adapter wattage85 W
Size & build
Measurements14.33 in W × 12.83 in H × 9.06 in D
Compatibility
Compatible withLaptops

Questions about this item

Will the 4.5mm by 3.0mm blue tip fit my older EliteBook 840 G3 that needs 19.5V and 3.33A?

Yes, the adapter outputs 19.5V at 3.33A through the 4.5mm by 3.0mm blue tip, matching the EliteBook 840 G3 requirement.

How can I confirm the adapter is delivering the correct 19.5V output after I plug it in?

The smart chip regulates power automatically; a solid charging LED on the laptop and stable battery percentage indicate correct 19.5V delivery.

Does the package include a detachable US power cord or must I buy one separately?

A 1m detachable US power cord is included, giving a total reach of 8.2ft with the adapter cable.

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