Fervit
Fervit USB-C 100W 20V to 5.5 mm DC 65W cable
Converts a USB-C PD charger into a 20 V 5.5 mm DC supply delivering up to 100 W for compatible laptops
- Charges laptops via USB-C with 100 W PD trigger
- Delivers 20 V 5 A through 5.5 mm DC jack
- Works with QC 2.0 and QC 3.0 chargers
- Supports 65 W output for compatible devices
- Requires USB-C charger rated above laptop demand
Cable purpose and compatibility
This cable converts a USB-C Power Delivery charger into a 5.5 mm DC barrel output for laptops that use a rectangular jack. It contains a built-in 100 W PD trigger that negotiates 20 V at 5 A with the charger. The cable is intended for users who want to power a compatible laptop from a single high-wattage USB-C adapter. It works with ThinkPad X1 and Legion Y7000P models that have the matching DC port.
Who should use it and who should not
Suitable for owners of laptops with a 5.5 mm DC input who already carry a 100 W or 65 W USB-C PD charger supporting QC 2.0, QC 3.0 or USB PD. Not suitable for devices that require a different barrel diameter, a voltage other than 20 V, or a charger below 65 W. Buyers who need simultaneous data transfer or video output should look at a different cable type.
Deciding specification
The cable delivers a fixed 20 V output at up to 5 A, reaching 100 W maximum when paired with a 100 W USB-C PD charger, and also supports 65 W operation with a 65 W charger. The charger used must be rated higher than the laptop’s required input power. Verify the laptop’s DC jack is exactly 5.5 mm before purchasing.
Highlights
- Charges laptops via USB-C with 100 W PD trigger
- Delivers 20 V 5 A through 5.5 mm DC jack
- Works with QC 2.0 and QC 3.0 chargers
- Supports 65 W output for compatible devices
- Requires USB-C charger rated above laptop demand
Specifications
| Brand | Fervit |
|---|
Questions about this item
Does the cable get hot when running at 100W all day?
The cable carries up to 100W at 20V 5A; sustained full load will warm the connectors but the built‑in PD trigger regulates power to stay within USB‑C limits.
What charger do I need to make this cable work?
You must supply a USB‑C charger that delivers at least 65W or 100W with Power Delivery 2.0 or 3.0 so the cable can negotiate 20V output.
Will it charge my older ThinkPad X1 that uses a 5.5 mm barrel jack?
Yes, if the laptop accepts 20V DC through a 5.5 mm jack and its original charger is 65W or less; the cable passes 20V at up to 5A from a compatible PD charger.
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