HP 150W 19.5V 7.7A AC Adapter 4.5mm Blue Tip

This is an original-style 150W HP AC adapter providing 19.5V at 7.7A with a 4.5×3.0mm blue-tip plug, made to replace or upgrade power for selected HP ZBook, OMEN, EliteBook and Pavilion laptops.

Built for mobile workstations and high-performance laptops, this replacement adapter accepts 100–240V input for worldwide use and delivers a steady 150W output. It matches several HP part numbers and model families so you can restore full power delivery for systems that require the 4.5mm blue-tip connector with central pin. The unit is intended as a direct power supply replacement — check your laptop's original adapter label for voltage and connector type before ordering.

Which HP laptops will this adapter power?

This adapter is compatible with a broad list of HP models that use a 4.5×3.0mm blue-tip plug and require 19.5V at up to 7.7A. It covers multiple ZBook, ZBook Studio, ZBook 15u, OMEN by HP, EliteBook 1050, and selected Pavilion series systems. Confirm compatibility by matching your laptop's required voltage, amperage, and plug size.

• HP ZBook 15 G3/G4/G5 and ZBook Studio G3/G4/G5 families
• HP ZBook 15u G3/G4 and ZBook Studio x360 G5 convertible
• OMEN by HP 15 and 17 series models listed in product details
• EliteBook 1050 G1, Pavilion 15-bc251nr / 15-bc220nr and other listed Pavilion models

What electrical and physical specifications should I verify?

Always match voltage, current and plug dimensions to ensure safe operation. This adapter outputs 19.5V at 7.7A (150W max) and uses a 4.5mm outer / 3.0mm inner barrel with a blue tip and central pin — it is not compatible with 7.4×5.0mm connectors. The input supports 100–240V at 50–60Hz for international use.

• Output: 19.5V, 7.7A, 150W maximum
• Input: 100–240V ~ 50–60Hz (worldwide voltage)
• Connector: 4.5×3.0mm barrel with blue tip and center pin
• Not compatible with larger 7.4×5.0mm plugs

How does this adapter match HP part numbers and replacements?

The adapter is cross-referenced to many OEM numbers so it can serve as a drop-in replacement for systems listed by those part codes. It includes compatibility with common HP OEM numbers and alternate SKU references used by service and parts listings. Use the listed P/Ns to confirm fit for older replacement parts or inventory checks.

• Compatible P/Ns: L48757-001, TPN-CA11, 917649-850, PA-1151-08HF
• Also cross-references: 776620-001, 917677-003, 75626-003 and others
• Matches common adapter models like ADP-150XB and A150A05AL

What safety and practical features are included?

The adapter is designed with standard protections and international input for travel-ready use. It provides stable output for high-performance laptops and replaces worn or lost original power bricks. As with any external power supply, avoid exposing it to water, extreme heat, or damage to the cord.

• Over-voltage and short-circuit protection typical for laptop adapters
• Universal input for global compatibility (no separate voltage converter needed)
• Blue-tip plug ensures proper mechanical and electrical fit for compatible HP models

Who is this for: This replacement adapter is intended for owners of HP ZBook, ZBook Studio, OMEN, EliteBook 1050, and select Pavilion laptops that require a 19.5V/7.7A feed and a 4.5×3.0mm blue-tip connector. It's a practical purchase for technicians, mobile professionals, or anyone needing a reliable OEM-style power supply to restore full charging and performance to supported HP notebooks.