Battery, 42WHR, 3Cell,

Dell YWD3C is a prismatic replacement battery for compatible Dell Chromebook and Inspiron systems. Dell associates YWD3C with part number 51KD7, which helps distinguish it when identifying a replacement for a listed device.

The battery is rated at 11.4 V, 3500 mAh and 42 Wh. These figures specify its voltage, charge capacity and stored energy. Dell classifies YWD3C as prismatic, a useful distinction when matching the battery type in a device.

Dell lists compatibility with Chromebook 3180, 3100, 3189, 3400 and 5190, plus Inspiron 3181. The compatibility table names certain 2-in-1 versions as well. Dell distinguishes prismatic and polymer batteries by the position of their connection, so check the device’s battery type as well as its model when selecting a replacement.

This battery is intended to replace the matching prismatic battery in a listed Dell system. The part reference, model list and electrical ratings help identify it for service and parts records.