Home laptop battery COMPAQ Presario 2503 Series batteries Compatible Laptop Battery for COMPAQ Presario 2503 Series Click to enlarge Find other parts of your COMPAQ Presario 2503 Series Code:1 Special price: $AUD Number: Brand new product with 1 year warranty! This Presario 2503 Series batteries replaces: This Presario 2503 Series batteries is compatible with the following models: