Replacement Laptop Bottom Case / Base Cover Compatible with E531 E540

Replacement bottom case (base cover) compatible with laptop models E531 and E540. Serves as the lower chassis component for these specific models—suitable for repairs or refurbishing a damaged or missing laptop underside. Confirm your laptop model (E531 or E540) before purchasing.You may also like FOR ADM-4108D 16-Channel Isolated Switch Output Module — 16DO Acquisition Module Converted to 485 modbus.