140W DC Square Plug to USB-C PD Fast Charging Cable
140W DC Square Plug to USB-C PD Fast Charging Cable
140W DC Square Plug to USB-C PD Fast Charging Cable
Upgrade your laptop charging setup with this high-performance 140W DC Square Plug to USB-C Power Delivery adapter cable. Designed for travelers and professionals alike, this compact cable lets you charge your laptop and devices at full speed using any USB-C PD-compatible charger — no bulky proprietary power brick required.
Key Features
- 140W High-Power Fast Charging: Delivers up to 140W of stable, high-speed power to your laptop and devices, keeping them fully charged quickly and efficiently.
- Smart PD Auto-Recognition Chip: Built-in Power Delivery sensor chip automatically selects the optimal output — 5V / 9V @ 1.5A or 20V @ 3.25A — for seamless compatibility across devices.
- Premium Build Quality: Nylon-braided outer sleeve with a pure copper core ensures long-lasting durability and flexibility. Precision aluminum alloy connectors provide a secure, reliable connection every time.
- Travel-Friendly & Compact: Slim, lightweight design replaces heavy, bulky proprietary chargers — toss it in your bag and charge from any USB-C PD source on the go.
- Wide Compatibility: Connects DC square-plug laptops to standard USB-C PD chargers. Suitable for laptops, mobile phones, and other devices that accept DC 15–20V input.
Specifications
| Input | DC 15–20V (Square Plug) |
| Output | USB-C PD 5V / 9V @ 1.5A / 20V @ 3.25A |
| Max Power | 140W |
| Color | Gray + Black |
| Material | Aluminum Alloy + PVC + Nylon |
| Package Contents | 1 × Laptop PD Fast Charging Cable |
Made in Mainland China.
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Frequently Asked Questions
Q: What laptops is this 140W DC Square Plug to USB-C cable compatible with?
A: This cable is designed for laptops that use a DC square plug connector (input DC 15–20V) and need to be powered via a USB-C PD charger. It works with a wide range of laptops including many Lenovo ThinkPad models and other square-plug devices. Always verify your laptop's DC input voltage before use.
Q: Does this cable require a special USB-C charger?
A: The cable works with any USB-C Power Delivery (PD) charger that can supply the required wattage. For full 140W charging, use a USB-C PD charger rated at 140W or higher. The built-in smart chip automatically negotiates the correct voltage and current for your device.
Q: Is this cable safe to use — will it overheat?
A: Yes. The cable features a built-in PD auto-recognition sensor chip and is constructed with a pure copper core, which enables stable power delivery with minimal heat generation. The nylon-braided exterior and aluminum alloy connectors further contribute to safe, reliable operation during extended use.
Q: Can I use this cable to charge my phone as well as my laptop?
A: Absolutely. The cable's smart chip supports 5V and 9V outputs, making it suitable for charging smartphones and other USB-C devices in addition to laptops.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.