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Black cube-shaped USB wall charger with four ports on the front face

ESTONE

ESTONE 48W Quick Charge 3.0 4-Port USB Charger Black

SKU CH-KP89-5PG3J

A 48 W wall charger with four USB ports, including Quick Charge 3.0 and three ports up to 5 V/3.1 A, powers four devices at once

  • ColorBlack
  • Standard USB Port4
  • Charge four devices at once with four USB ports
  • Fast-charge compatible phones via Quick Charge 3.0 port
  • Smart chip matches current to protect each battery
  • Works worldwide with 100–240 V input voltage
  • Compact cube design suits home office and travel

Compact 48W four-port USB charger

This 48W wall charger delivers Quick Charge 3.0 on one port and up to 5V/3.1A across three additional USB ports, letting you power four devices simultaneously. The compact cube design suits home, office and travel use, while a built-in intelligent chip matches the optimal current for each connected device. Broad compatibility covers smartphones, tablets and other USB-powered gadgets from major brands.

Thermals, noise and power draw

The adapter accepts AC 100-240V at 50-60Hz input and converts it to a total 48W DC output without active cooling, so it runs silently in normal use. Over-current, over-voltage and short-circuit protections keep the unit and connected devices safe during extended charging sessions. The black plastic housing stays cool to the touch under typical multi-device loads.

Quick Charge 3.0 single-port fast charging

Only the dedicated Quick Charge 3.0 port provides accelerated charging for compatible devices; the remaining three ports share a 5V/3.1A maximum. Buyers whose devices require Power Delivery, higher wattage per port, or more than one fast-charging port should consider a different charger.

Highlights

  • Charge four devices at once with four USB ports
  • Fast-charge compatible phones via Quick Charge 3.0 port
  • Smart chip matches current to protect each battery
  • Works worldwide with 100–240 V input voltage
  • Compact cube design suits home office and travel

Specifications

ColorBlack
Standard USB Port4

Questions about this item

How do I install the charger and which step do people often miss?

Plug the US, EU or UK plug into a 100 to 240 volt AC outlet, then connect up to four USB cables; the step users miss is confirming the outlet supplies 50 to 60 Hz power.

What maintenance or replacement will this charger need later?

No internal parts are user-serviceable; if the 48 watt total output drops or a port stops delivering 5 volts at up to 3.1 amps, replace the whole unit.

What limit appears first during sustained charging of four devices?

The 48 watt total power ceiling is reached before any single port hits its 5 volt 3.1 amp maximum, so charging current is shared across all ports.

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