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Black rectangular wall charger with four USB ports

LUOM

LUOM BK376 48W 4-port USB wall charger black

SKU CH-J84X-Z8M2C

Four USB ports deliver 48 W total output with one Quick Charge 3.0 port and three 5 V 3.1 A ports for simultaneous charging

  • Compatible phone brandsUniversal
  • Compatible phone modelsUniversal
  • Adapter connectorUSB
  • Full-size USB ports4
  • Product typeWall Charger
  • Product colorBlack
  • Charge four devices simultaneously with four USB ports
  • Fast-charge compatible phones using Quick Charge 3.0 port
  • Intelligent chip matches optimal current for each device
  • Built-in safety protections guard against over-current and overheating
  • Works worldwide with 100-240 V AC input voltage

Portable 48W four-port charger

The LUOM BK376 delivers up to 48 watts from four USB-A sockets, one supporting Quick Charge 3.0 and three rated at 5 volts 3.1 amps maximum. It accepts AC 100-240 volts at 50-60 hertz, so it works on mains worldwide. The compact black housing is designed for home, office or travel use.

Quick Charge 3.0 plus three standard ports

One port negotiates higher voltages for compatible phones while the other three share a 5 volt 3.1 amp ceiling, letting you charge four devices at once. An internal chip detects each device and matches the current it requests, preventing over-current stress on the battery.

Rugged protection and fixed US plug

The supplier lists rugged protection among the features, indicating reinforced internal safeguards against over-voltage, over-current and short circuits. The unit ships with a US-style plug, so users in other regions need a separate travel adapter. No cables are included in the package.

How it compares

Measured against everything we stock in Charging Stations & Cables, at today’s prices. Recalculated every night.

Price $7.99
Cheaper than about 93% of the 9,983 comparable items (median $18.99).

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Specifications

Product
Brand nameLUOM
Product lineBK376
Model nameBK376
Product typeWall Charger
Product colorBlack
Ports & slots
Adapter connectorUSB
Full-size USB ports4
Compatibility
Compatible phone brandsUniversal
Compatible phone modelsUniversal

Questions about this item

How often should the four USB ports be inspected for wear?

The ports are rated for thousands of insertion cycles; a quick visual check every few months is enough to spot bent pins or debris.

Which protection activates first when all four ports draw maximum current?

The total output is capped at 48W, so the over-power circuit limits the combined draw before any single port reaches its 5V/3.1A maximum.

Does the charger become noisy or hot when running at full 48W output all day?

It has no fan, so it stays silent; the rugged housing dissipates heat, and the unit remains warm but within safe limits during continuous use.

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