High-Quality 19V 4.74A 90W HP Round Big Pin Laptop Power Adapter

Heavy-duty, high-efficiency replacement AC power adapter for HP and Compaq laptops, featuring a 7.4mm x 5.0mm black connector with center pin, built-in surge protection, and stable power output.

Keep your HP workstation and high-performance notebooks running at peak efficiency with this reliable 19V 4.74A (90W) Smart AC Power Adapter. Specially designed for HP Pavilion, EliteBook, ProBook, Compaq Presario, and Envy series laptops requiring the standard 7.4mm x 5.0mm Round Big Pin connector with an internal center needle, this charger delivers steady, ripple-free voltage. Engineered with flame-retardant housing and multi-layer internal circuitry protection against short circuits, over-voltage, and overheating, it is the ideal power replacement or spare adapter for demanding daily workloads.

Key Features

• High-Power Output: Delivers a stable 19V 4.74A (90W) supply, fully backward compatible with 65W (19V 3.5A / 18.5V 3.5A) HP round-pin laptops.

• Standard 7.4mm x 5.0mm Big Pin: Large barrel connector tip with an internal center signal pin ensures a secure, snug connection.

• Multi-Layer Circuit Safeguards: Integrated smart IC chip protects against over-voltage, over-current, short-circuiting, and thermal overload.

• Durable & Heat-Resistant: Fire-retardant ABS housing with heavy-duty strain-relief cable joints resists bending, twisting, and daily wear.

• Clean & Efficient Power: Low ripple and electromagnetic interference design ensures smooth charging and protects laptop motherboards.

• Broad Model Compatibility: Compatible with HP EliteBook (8440p, 8460p, 8540p), ProBook (4520s, 4530s, 4540s), Pavilion (DV4, DV6, DV7), Compaq Presario, and HP G-Series notebooks.

Technical Specifications