Axiom 312-1443-AX Laptop Battery for Dell Latitude E6440/E6540

Maintain uptime for Dell Latitude notebooks with a replacement battery engineered for the E6440 and E6540. The Axiom 312-1443-AX uses lithium-ion chemistry and a proprietary battery size to match the original fit and electrical profile of the supported systems. That means fewer surprises during deployment and a cleaner path for fleet refreshes, spares, and field replacements. Axiom positions this battery for organizations that need consistent runtime without overpaying for full device replacement. It is 100% OEM compatible, rechargeable, and built to meet or exceed the manufacturer’s power specifications. For IT teams, that translates into a practical service part that helps extend the useful life of existing laptops while preserving standardization across the installed base. The battery is also RoHS compliant and environmentally friendly, which matters when procurement needs to balance operational continuity with responsible sourcing. If your support model depends on keeping Dell Latitude E6440 and E6540 systems productive, this battery provides a straightforward replacement option with the compatibility and specification discipline enterprise environments expect.