Battery, 52WHR, 4 Cell,

Dell 451-BBJX is a primary battery for a Dell laptop, intended to power a compatible device when it is used away from mains power or to replace its installed battery. Dell specifies four cells and an energy capacity of 52 Wh for this exact part number.

The published Dell description lists a three-year limited hardware warranty for 451-BBJX, distinguishing it from the related 451-BBJW. The source does not specify compatible laptop models or physical dimensions, so check compatibility for the intended laptop before choosing this battery.