BTI GX21M50625-BTI 140W USB-C Type-C AC Adapter for Lenovo Ideapad, Legion, and Yoga

Introducing the BTI GX21M50625-BTI 140W USB-C Type-C AC Adapter—an essential power solution engineered for demanding Lenovo laptops. With a robust 140W USB-C Power Delivery output, this compact charger is designed to energize Lenovo Ideapad Pro 5i and 5 series, as well as Legion and Yoga models, quickly and safely. Its versatile compatibility covers a wide range of devices including IDEAPAD Pro 5i 5 14ARP8, 14IRH8, 16IRH8, LEGION 16IRX8H, LEGION Pro 5 16IRX8, LEGION Pro 7 16IRX8, SLIM PRO 7 14APH8 14ARP8, SLIM PRO 9 14IRP8, YOGA 9 14irpb, and YOGA PRO 7 14APH8, making it a reliable upgrade or replacement for your original charger. This adapter combines smart charging with a durable build, ensuring your work and entertainment never miss a beat.

• High-capacity 140W USB-C PD output: Power delivery is capable of charging Lenovo laptops that demand serious energy, delivering up to 140W through the USB-C port. This supports fast and efficient charging for demanding models like Ideapad Pro 5i, Legion Pro and Yoga series, letting you stay productive on the go without long downtimes. The charger negotiates power with your device to provide the optimal voltage and current, helping reduce charging time while preserving battery health over the long term.
• Wide compatibility with Lenovo families: Specifically designed to support Lenovo devices across multiple lines, including Ideapad Pro 5i 5 14ARP8, 14IRH8, 16IRH8, Legion 16IRX8H, Legion Pro 5 16IRX8, Legion Pro 7 16IRX8, Slim Pro 7 14APH8 14ARP8, Slim Pro 9 14IRP8, and Yoga 9 14irpb, Yoga Pro 7 14APH8. Whether you’re finishing a project on a ThinkPad-like workflow or enjoying multimedia on a Legion gaming rig, this adapter covers a broad spectrum of Lenovo configurations, offering a dependable charging solution in one compact unit.
• Travel-ready compact design with reliable safety: The BTI 140W USB-C charger is built for portability, slipping easily into bags and backpacks for trips, commutes, or remote work. It’s engineered with essential protective features to guard your device against unexpected power events. Expect safeguards like overcurrent protection, overvoltage protection, and short-circuit protection to help keep both charger and laptop safe during daily use and while traveling.
• Smart charging with USB-C Power Delivery: The adapter uses USB-C PD to negotiate the best power profile for your connected Lenovo device. This ensures efficient charging by supplying the appropriate wattage the laptop requires, avoiding overheating and reducing charging times for compatible models. The Type-C interface also supports compatibility with other USB-C powered devices you might own, offering versatile charging beyond Lenovo alone.
• Quality build and dependable performance: Designed to meet the needs of busy professionals, students, and multimedia enthusiasts, the GX21M50625-BTI 140W adapter emphasizes reliability. Its robust engineering reduces heat buildup during heavy charging sessions and maintains steady power delivery. When you need a charger that can handle longer workdays, intense gaming sessions, or creative workloads, this BTI adapter delivers consistent performance with Lenovo-labeled devices.

Technical Details of BTI GX21M50625-BTI 140W USB-C Type-C Adapter

• Model numbers: GX21M50625-BTI, ADL140YDC3A, GX21K06350, 5A11K06364, GX21M50629, GX21M50633
• Power output: 140W maximum
• Connector type: USB-C Power Delivery for device charging
• Input range: 100–240V AC, 50–60Hz
• Compatibility: Lenovo Ideapad Pro 5i series, Legion series, Yoga series, and other USB-C PD-enabled Lenovo laptops
• Safety and reliability: Built-in protection against overcurrent, overvoltage, and short-circuit events to protect both charger and connected device

How to install BTI GX21M50625-BTI 140W USB-C AC Adapter

• Place the adapter on a stable, level surface near a power outlet. Use the appropriate regional AC cord to connect the adapter to the wall outlet.
• Connect the USB-C charging cable to the adapter’s USB-C port. Ensure the connection is secure and free from dust or debris.
• Plug the other end of the USB-C cable into your Lenovo laptop’s USB-C charging port. Make sure the device is awake or in a ready state to recognize the charger.
• Allow the laptop to negotiate power with the charger automatically. If your device supports USB-C PD, you should see charging activity indicated on the laptop’s battery status indicator.

Frequently asked questions

• What devices is this charger compatible with? It is designed to work with a wide range of Lenovo notebooks, including Ideapad Pro 5i models (14 and 16-inch variants), Legion 16 models, Legion Pro 5 and Pro 7 lines, Slim Pro 7 and Slim Pro 9, and Yoga models such as Yoga 9 and Yoga Pro 7. Compatibility focuses on Lenovo devices with USB-C PD charging support.
• What is the maximum power this charger can deliver? The adapter provides up to 140W of power through USB-C PD, enabling rapid charging for compatible laptops and ensuring reliable performance during demanding tasks.
• Does it support fast charging? Yes. By using USB-C Power Delivery, the charger negotiates the appropriate voltage and current with the connected laptop for efficient, faster charging while maintaining safe operation.
• Is the charger safe for daily use? Absolutely. It includes essential protective features to guard against overcurrent, overvoltage, and short circuits, helping protect both the charger and your Lenovo device during use and travel.
• What should I know about installation and setup? This charger is a plug-and-play USB-C PD adapter. Connect to AC power with the regional cord, connect the USB-C end to your laptop, and allow the device to negotiate the power profile automatically. No special drivers are required.