Question: What battery reference is suitable to fit in my DCH-Z510?
Answer: Your DCH-Z510 supports BL-5C batteries.
Capacity: 970 - 1050 mAh
3.885 Wh (1050mAh model)
GND - BSI resistance: 82 kOhm
Size: 53 mm x 34 mm x 6 mm
Weight: 23 g
You can easily find them on Internet stores by looking for the reference BL-5C.