Based on this product's specifications, here are some alternatives and similar models
Laptop battery Dell H40H4 3-cell 51Wh Lithium
Summary description:
Replacement laptop battery Dell H40H4, 3-cell lithium pack with 51Wh capacity. Designed as a direct replacement for compatible Dell notebooks, it restores mobile runtime for everyday use — browsing, office work and light multimedia. Easy to install, provides portable power for users needing reliable battery life on the go.