QXA 65W 19.5V Laptop Charger with 4.5mm Blue Tip

QXA's replacement laptop adapter supplies 19.5V 3.33A (65W) power with a 4.5 x 3.0mm HP smart blue tip, also cross-compatible with 45W HP models.

This QXA charger is built to replace original HP adapters for a wide range of Pavilion, Envy, EliteBook, ProBook, Chromebook, Stream and Spectre laptops. It accepts 100–240V input and delivers a stable DC output to match HP devices that use the 4.5mm blue-tipped connector. Designed with multiple safety protections and backed by certification for North American use, this unit aims to offer reliable, drop-in power without the premium price of OEM parts.

Will this charger work with my HP laptop model?

If your laptop uses an HP smart blue-tip connector (4.5 x 3.0mm) and lists 19.5V with 3.33A (65W) or 2.3A (45W) on the original adapter, this QXA unit is compatible. Always check the voltage and amperage printed on your original adapter or on the laptop's power port before ordering.

• Matches 19.5V 3.33A (65W) and compatible with 19.5V 2.30/2.31A (45W) requirements.
• Blue tip size: 4.5 x 3.0mm — confirm visually or with specs.
• Compatible with many Pavilion x360, Envy, EliteBook, ProBook, Chromebook, Stream and Spectre models.

How safe and reliable is this replacement power adapter?

QXA's adapter is certified by a leading U.S. consumer product testing lab for compliance with electrical safety standards used in North America. The unit includes built-in circuit protections to reduce the risk of damage from short circuits, overvoltage, overcurrent and overheating.

• Lab safety certification ensures regulatory compliance for North American use.
• Integrated protections: short-circuit, overvoltage, overcurrent, and thermal cut-off.
• 12-month return/exchange policy plus lifetime product support by QXA.

Which HP part numbers and laptop families does this replace?

This charger is compatible with numerous HP part numbers and models commonly shipped with a blue-tip adapter. It replaces several OEM SKU numbers and supports both consumer and business laptop lines, covering older and current-generation systems that share the same voltage and plug type.

• Common HP part numbers: 710412-001, 741727-001, 693716-001, 714657-001 and more.
• Compatible families: Pavilion x360, Envy 13/15, EliteBook, ProBook, Chromebook, Stream, Spectre x360, Notebook and ZBook.
• Works for laptops originally supplied with 65W or 45W blue-tip adapters.

How do I confirm I’m ordering the right adapter?

Before purchase, inspect the label on your current adapter or the laptop’s power input markings. Confirm the required output voltage (19.5V), acceptable amperage (3.33A for 65W or 2.30/2.31A for 45W) and that the plug measures 4.5 x 3.0mm.

• Check adapter label for exact voltage and amperage values.
• Measure tip size or compare visually to 4.5 x 3.0mm specification.
• Cross-reference HP part numbers listed in product details if available.

Who is this for? This QXA replacement adapter is intended for HP laptop owners who need a dependable, certified power supply that mirrors the original 19.5V blue-tip adapters. It suits students, professionals, IT departments and anyone replacing a lost, broken or aging charger who wants broad model coverage, built-in safety protections and support after purchase. Avoid using an adapter unless the voltage, amperage and plug size match your device.