OEM: 42T4794 42T4795 57Y4185 55+

BTI's replacement Batteries for notebooks are designed to meet or exceed the OEM's original specifications. Ideal as a replacement for faulty batteries that will no longer hold a charge or have a reduced usage time, or as a spare for use whilst out of the office visiting customers. Battery Technology, Inc. (BTI) is a global supplier of replacement batteries AC power adapters for notebook computers; batteries for digital cameras, PDA's and other mobile devices and batteries for APC UPS systems. As an ISO9001 certified manufacturer, BTI is able to maintain control of the assembly process and monitor the quality of the components that are used. Verifying that the lithium ion cells being used in a replacement battery pack are brand new and come from the highest quality suppliers is something that only an actual battery manufacturer, like BTI, can offer.