- Stock: In Stock
- Brand: Lenovo
- Model: ADA1689
- Weight: 250.00g
- Dimensions: 90.00mm x 45.00mm x 30.00mm
*T&C Apply20V 2.25A 45W Laptop Power Adapter – Reliable Charging for Your Device
Keep your laptop powered and ready with the 20V 2.25A 45W Laptop Power Adapter. Designed for safety and efficiency, this compact and lightweight adapter ensures stable voltage delivery to your laptop, preventing overheating or short circuits. Its 4.0 × 1.7mm DC connector guarantees a secure fit for compatible laptops, making it an ideal replacement or spare adapter for home, office, or travel use.
Key Features
Output: 20V, 2.25A (45W) for consistent and reliable power
Connector Size: 4.0 × 1.7mm DC plug
Compatibility: Works with laptops requiring 45W input (check your device specifications)
Safety: Built-in protection against overcurrent, overvoltage, and short-circuiting
Portable Design: Compact and lightweight – perfect for travel or office use
Durability: High-quality materials for long-lasting use
Compatible Models & Notes
This adapter is primarily designed for laptops (especially Lenovo) that use the 20 V/2.25 A power requirement and a 4.0 × 1.7 mm barrel connector. Examples include:
Lenovo IdeaPad 100 series (100‑14IBY, 100‑14IBD, 100‑15IBD, etc.)
Lenovo IdeaPad 110/110S, 120S, 130/130S series
Lenovo IdeaPad 310/310S, 320/320S, 330/330S series
Lenovo Yoga 710 / Flex 4 / Chromebook N22 / N23 series (in some region‑listings)
Lenovo B50‑10 / B50‑50 and similar low‑to‑mid‑range models
Why Choose This Adapter?
Reliable, efficient, and safe, this 20V 2.25A 45W Laptop Power Adapter ensures your laptop stays powered without interruption. Perfect as a replacement or backup, it keeps your work, study, or gaming sessions uninterrupted.
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