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Rectangular black power brick with 5.5 mm barrel connector and detachable mains lead

myVolts

myVolts TUBLAKZ-120W 120W 19V 6.32A laptop AC adapter

SKU CH-ZAGH-GBJH6 MPN TUBLAKZ-120W

120W 19V 6.32A AC adapter with 5.5 mm × 2.5 mm connector for compatible Asus ROG and Zenbook Pro laptops

  • 120 W output powers demanding ROG and ZenBook models
  • 19 V 6.32 A delivery matches original charger specifications
  • 5 mm × 2.5 mm connector fits listed Asus laptops
  • 100–240 V 50–60 Hz input works worldwide
  • One-year warranty backs reliable daily charging

120W 19V Laptop AC Adapter

The myVolts TUBLAKZ-120W is a 120W laptop AC adapter delivering 19V at 6.32A output. It is designed to power compatible ASUS ROG and Zenbook Pro laptops requiring this specific voltage and wattage combination. The unit accepts a wide 100 to 240V AC input at 50 to 60Hz for worldwide use.

Check Connector Size and Model List

Before ordering, verify that your laptop uses a 5.5 mm by 2.5 mm barrel connector. Confirm your exact model appears in the supported list covering specific ASUS ROG series such as G750JX, G751JM, G752VL and Zenbook Pro models including GL552VW and N550JX. This adapter is not suitable for laptops requiring a different connector diameter or voltage.

Build Quality and Daily Use

The adapter housing is built to meet industry safety certifications and has undergone strict quality testing for reliable operation. A standard 120W brick format with integrated cable allows straightforward connection to the 5.5 mm by 2.5 mm port on supported machines. The one-year warranty period reflects the manufacturer's confidence in product durability.

How it compares

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

Price $44.99
Pricier than about 77% of the 27,790 comparable items (median $30.99).

Specifications

No published specifications for this item yet.

Questions about this item

Does the box include the AC power cord or must I buy it separately?

The adapter ships with the detachable mains cable, so no separate cord is required.

My model is a GL502VT — is the 5.5 mm × 2.5 mm connector the right one?

Yes, the GL502VT is listed and the 5.5 mm × 2.5 mm plug matches the original charger.

Will the 19 V 6.32 A output run a G750JM under full load?

The 120 W rating matches the factory supply, delivering 19 V at 6.32 A for full performance.

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