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Compact USB-C to 4.5x3.0mm DC adapter with 90-degree angled connector, alloy shell and built-in LED display showing voltage

Fervit

Fervit USB-C to DC 4.5x3.0mm 90° LED 100W adapter

SKU CH-P0A9-01NGY

Converts a USB-C 100 W charger to a 4.5×3.0 mm DC jack with a 90° plug and real-time LED power display

  • Charges at up to 100 W with 20 V 5 A PD trigger
  • Works with 65 W chargers and 18.5–20.5 V sources
  • 90° angled plug fits tight spaces around ports
  • Real-time LED shows voltage current and power
  • Alloy shell protects connector for durable daily use

USB-C to DC 4.5x3.0mm adapter with 100W PD

This adapter converts a USB-C Power Delivery source into a 4.5 by 3.0 mm DC barrel output for laptops that lack a native USB-C charging port. It targets users who want to power or charge a barrel-jack laptop from a compact 100W GaN charger or power bank instead of the original brick. The 90-degree angled plug eases routing in tight desk or bag spaces.

Thermals noise and power draw

Passive operation means no fan noise and no moving parts to wear out. The alloy shell acts as a heatsink for the internal PD trigger and voltage-regulation circuitry during sustained 20V 5A loads. Real-time voltage current and power readouts on the built-in LED display let you verify that the negotiated 100W contract is active and stable.

Build fit and requirements

A 100W-rated USB-C charger and a 100W-rated USB-C cable are mandatory to reach the 20V 5A maximum; lower-rated supplies will fall back to 65W or the 18.5 to 20.5V range. The adapter adds no software or driver dependency and works with any laptop that accepts a 4.5 by 3.0 mm centre-positive DC jack within the supported voltage window. It does not suit devices that require a different barrel size or a proprietary multi-pin connector.

How it compares

Measured against everything we stock in USB Cords & Extension Cables, at today’s prices. Recalculated every night.

Price $16.99
Pricier than about 60% of the 15,227 comparable items (median $14.99).

Specifications

Product
Brand nameFervit

Questions about this item

How do I install the 90° USB-C to DC 4.5x3.0mm adapter so the LED display stays visible?

Plug the USB-C male end into a 100W or higher PD charger first, then insert the 90° DC 4.5x3.0mm jack into the laptop port; the angled design lets the cable run parallel to the chassis so the LED screen faces up for easy reading.

What maintenance or replacement will the Fervit USB-C to DC 4.5x3.0mm 90° LED 100W adapter need later?

No scheduled maintenance is required; if the LED display dims or the 90° connector becomes loose after repeated insertions, replace the adapter.

What limit appears first when the adapter runs at 100W 20V 5A continuously?

The 100W 20V 5A ceiling is the first limit; sustained output at that level requires a charger and cable rated for 100W or higher, otherwise power will drop to 65W or the 18.5–20.5V range.

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