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HP M52947-002 280W 20V 14A AC Power Adapter | Recertified

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HP M52947-002 280W 20V 14A AC Power Adapter | Recertified

SKU: M52947-002
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Overview

Overview of HP M52947-002 280W 20V 14A AC Power Adapter | Recertified

The HP M52947-002 280W 20V 14A AC Power Adapter is an authentic OEM solution made for reliable, steady power delivery. With a dependable output of up to 280 watts at 20 volts and 14 amps, this high-end AC adapter supports demanding HP devices like the Engage One Pro All-in-One systems, HP Z2 Mini G5 Workstation and Thunderbolt Dock 280W G4. It was designed for experts throughout the world and offers universal AC input compatibility (100–240V, 50–60Hz) to guarantee trouble-free operation without voltage conversion. Unintentional disconnections are avoided due to the precise 7.4mm x 5.0mm barrel connector, which ensures a stable and secure connection. This adapter's inherent surge and overload protections protect vital electronics from harmful power fluctuations, while its slim design and light weight make it ideal for busy workstations and travel kits. The M52947-002 adapter is the reliable option for IT administrators and tech users who value continuous productivity, safety and longevity. It is supported by HP's strict quality standards and certifications (CE, UL, RoHS).


Key Features of HP M52947-002 280W 20V 14A AC Power Adapter


High Power Output delivers a powerful 280 watts at 20V DC, 14A, ideal for HP Thunderbolt Dock G4, HP Z2 Mini G5, and Engage One Pro AIO.

Universal Voltage Support that is compatible with 100–240V AC input and 50–60Hz frequency, suitable for worldwide business travel and multiple office locations.

Precision Connector equipped with a 7.4mm x 5.0mm barrel plug to ensure a reliable and secure connection with compatible HP devices.

Compact & Lightweight Design that measures approximately 8" x 4" x 1" and weighs about 1.7 lbs, perfect for clutter-free offices and on-the-go professionals.

Surge & Overload Protection with advanced built-in circuitry safeguards connected devices against power spikes, overloads and voltage irregularities.

LED Power Indicator with visual LED status provides easy confirmation of active power delivery and quick troubleshooting.

OEM Certified Quality with genuine HP component with certifications including CE, UL and RoHS for safety and performance compliance.


Benefits of HP M52947-002 280W 20V 14A AC Power Adapter


🗹 Maintain uninterrupted workflows with stable, high-capacity power for workstations, docks and all-in-one PCs.

🗹 Universal AC input makes it hassle-free to use the adapter anywhere around the world without bulky converters.

🗹 Reduces risk of costly repairs or downtime by protecting equipment from electrical surges and abnormal power.

🗹 Slim form factor optimizes workspace organization while light weight eases transport between offices or job sites.

🗹 Plug-and-play design allows quick swap-out, reducing IT management overhead and downtime.

🗹 Long-lasting durability lowers total cost of ownership by extending device life and reducing maintenance.

🗹 Ideal for use across several HP models, simplifying IT inventory and purchase processes.

Specifications

Specifications for HP M52947-002 280W 20V 14A AC Power Adapter | Recertified

ManufacturerHP
Manufacturer Part NumberM52947-002
Product NameHP M52947-002 280W 20V 14A AC Power Adapter
Product TypePower Adapter
Maximum Power Output280 Watts
DC Output Voltage20 Volts
DC Output Current14 Amps
AC Input Voltage100–240V AC
AC Input Frequency50–60 Hz
Connector Type and SizeBarrel connector, 7.4mm outer diameter x 5.0mm inner diameter
Adapter DimensionsApproximately 8" (L) x 4" (W) x 1" (H)
Adapter WeightAround 1.7 lbs (approx. 770 grams)
Surge and Overload ProtectionIntegrated electronic surge protection and overload safeguards
CompatibilityCompatible with HP Thunderbolt Dock 280W G4, HP Z2 Mini G5 Workstation, Engage One Pro AIO, and select HP devices
CertificationsCE, UL, RoHS compliant
LED IndicatorPower status LED for operation confirmation
UsageDesigned for high-performance HP workstations, docking stations, and all-in-one PCs
Included Power CableTypically includes regional AC power cord (verify at point of purchase)

Frequently Asked Questions

HP M52947-002 280W 20V 14A AC Power Adapter
Frequently Asked Questions (FAQ's)



What devices are compatible with the HP M52947-002?
  • It is designed for select HP workstations, docking stations and laptops requiring 280W power.
  • Does it work with lower-wattage HP laptops?
  • It may work, but it is recommended for devices specifically rated for 280W to ensure safe operation.
  • Is it an original HP product?
  • Yes, this is a genuine HP OEM power adapter.
  • What is the connector type?
  • Uses the standard HP high-wattage barrel connector (check device specifications).
  • Does it support international voltage?
  • Yes, it supports 100–240V AC input with the correct power cable.
  • Does it come with a power cord?
  • The AC adapter typically comes with the main unit; the AC power cable may be sold separately.
  • Can it be used as a travel charger?
  • Yes, but ensure you have the correct regional plug adapter.
  • Does it overheat under heavy load?
  • No, it is designed with efficient heat dissipation for continuous use.
  • Is it backward compatible with older HP devices?
  • Only if they meet the power and connector specifications.
  • What protections are built in?
  • Over-voltage, over-current, short-circuit, and thermal protection.
  • Can I use the HP M52947-002 with gaming laptops?
  • Yes, if the gaming laptop requires 280W and uses the same HP connector type.
  • Does it work with HP ZBook models?
  • Many ZBook models support this adapter, but check your device’s specifications for compatibility.
  • Is this adapter suitable for continuous 24/7 use?
  • Yes, it is built for sustained operation and heavy workloads.
  • Can I use a third-party cable with this adapter?
  • It’s recommended to use HP-certified cables to ensure safety and performance.
  • What is the weight of the adapter?
  • It weighs approximately 1.2 to 1.5 lbs, depending on the revision.
  • Does it have an LED power indicator?
  • Yes, most units feature a small LED to show power status.
  • Is it compatible with HP Thunderbolt docking stations?
  • Yes, provided the dock requires 280W and uses the same connector.
  • Can it charge and power the device simultaneously?
  • Yes, it is designed to do both at the same time.
  • Is it compatible with HP EliteBook models?
  • Some high-performance EliteBook models may use this adapter; check model requirements.
  • Can I use it in a server rack environment?
  • Yes, as long as it matches the device’s power input specs.
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