45W Dell CDF57 Laptop Charger – 19.5V 2.31A, 4.5×3.0mm
45W Dell CDF57 Laptop Charger – 19.5V 2.31A, 4.5×3.0mm
Dell-compatible 45W AC adapter for laptops and selected Dell systems that require 19.5V DC / 2.31A and the 4.5mm × 3.0mm center-pin barrel connector. This listing is for the barrel version, not USB-C.
Technical Specifications
- Rated power: 45W
- Output: 19.5V DC / 2.31A
- Input: 100–240V AC, 50/60Hz
- Connector: 4.5mm × 3.0mm center pin
- Type: Dell-compatible AC laptop adapter
Compatible Part Numbers
CDF57, 0CDF57, LA45NM140, DA45NM140, HA45NM140, HK45NM140, KXTTW, 0KXTTW, LA45NM121, LA45NM131, DA45NM131, AA45NM131, 03RG0T, 0JHJX0, JHJX0, 06TM1C, 0WJTJ, 0YTFJC, YTFJC, PA-12, PA-1450-66D1, 312-1307, 332-1827, 450-1846, 04H6NV.
Compatible Dell Systems
Use this listing for Dell systems documented for the exact 45W / 19.5V / 2.31A / 4.5×3.0mm specification. Common references in this charger family include selected Inspiron, Latitude, XPS and Vostro models. Exact compatibility varies by configuration, so verify the model and original adapter label before ordering.
Compatibility Check
- Match 45W, 19.5V, 2.31A on the original charger.
- Confirm the laptop uses the 4.5×3.0mm center-pin barrel connector.
- Do not substitute this for a USB-C-only Dell laptop or a 7.4×5.0mm barrel system.
Not sure? Send us a photo of your original charger label and your Dell laptop model before ordering.
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