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Black ABS adapter with 4.5x3.0mm DC female and USB-C female linked by 15cm cable

eForChina

eForChina DC 4.5x3.0mm Female to USB-C Female Adapter 15cm Cable

SKU CH-4T2F-C0BC8

Connects a 4.5x3.0mm barrel power source to a USB-C device, supporting up to 45W with a 15cm cable

  • Changer TypePower Adapter
  • Converts USB-C power to 4.5x3.0mm barrel devices
  • Supports up to 45W across multiple voltage profiles
  • 15cm cable keeps desk setups tidy and portable
  • ABS housing protects internals while staying lightweight
  • Plug-and-play design needs no drivers or configuration

Power Adapter Function

This eForChina adapter connects a DC 4.5x3.0mm power jack to a USB-C female port. A 15cm cable links the two ends. It accepts USB Power Delivery profiles up to 20V/2.25A for a 45W maximum output. The ABS housing measures 70x30x17mm.

Suitability And Limits

Suitable for users who need to power a 4.5mm barrel device from a USB-C PD charger or power bank within the listed voltage steps. Not suitable for devices that draw more than 45W or require a voltage outside the 5V to 20V range. Buyers needing a longer cable or a different barrel diameter should look elsewhere.

Deciding Specification

The adapter delivers a maximum of 45W at 20V/2.25A. If the target device requires a higher wattage or a different current profile, this unit will not meet the requirement.

Highlights

  • Converts USB-C power to 4.5x3.0mm barrel devices
  • Supports up to 45W across multiple voltage profiles
  • 15cm cable keeps desk setups tidy and portable
  • ABS housing protects internals while staying lightweight
  • Plug-and-play design needs no drivers or configuration

Specifications

Changer TypePower Adapter

Questions about this item

Which voltage and current combinations does the adapter support?

The adapter accepts 5V/3A, 9V/3A, 12V/3A, 15V/3A and 20V/2.25A input, delivering up to 45W total power.

What does the 45W rating mean when powering a laptop?

It can supply up to 45 watts from a USB-C PD source, sufficient for many ultraportables and tablets that charge at 20V/2.25A or lower profiles.

Does the USB-C port support Power Delivery negotiation?

Yes, the Type-C female connector negotiates PD voltages of 5V, 9V, 12V, 15V and 20V at up to 3A, capped at 2.25A for the 20V profile.

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