Total Micro 451-BBLN-TM Battery for Dell Latitude E5250/E5450/E5550

Keep supported Dell Latitude notebooks in service with a replacement battery designed for dependable daily use. The Total Micro 451-BBLN-TM delivers a 4-cell lithium-ion design with 7.4 V output and 4,500 mAh capacity, giving mobile users the runtime they need for meetings, travel, and desk-to-desk work. Built for Dell Latitude E5250, E5450, and E5550 notebook PCs, this pack is a straightforward fit for organizations maintaining mixed laptop fleets. It provides a practical path to restore battery performance when original packs no longer hold charge, helping reduce device replacement pressure and extend the useful life of existing hardware. For procurement teams, the value is clear: a replacement battery that aligns with enterprise refresh cycles, supports standard notebook workflows, and carries a 1-year limited warranty. When uptime matters, a verified replacement battery can be the difference between a productive endpoint and an avoidable support ticket.