Dr. Battery MPL08217P-07 6-cell 10.8V 4400mAh laptop battery

Direct replacement for listed Compaq and HP laptops

This new 6-cell lithium-ion pack replaces original batteries in Compaq Presario CQ40, CQ41, CQ45, CQ50, CQ50T, CQ50Z, CQ60, CQ60Z, CQ61, CQ70 and CQ71 models as well as HP G50, G60, G60t, G61, G70, G71, G71t, HDX 16, HDX 16T, Pavilion DV4, DV4T, DV5, DV5T, DV5Z, DV6 and DV6T series. It matches OEM part numbers including 462890-761, 462890-851, 482186-003, 484170-001, 484170-002, 484171-001 and 484172-001. Buyers with laptops outside this compatibility list cannot use this pack.

Thermals noise and power in daily use

The 10.8 V, 4400 mAh lithium-ion chemistry delivers 48 Wh of energy through an integrated smart control chip that manages charging current and discharge rate. Built-in protection circuits guard against short circuit, overheat and overload conditions during normal operation. No active cooling or fan is present, so the pack runs silently and adds no audible noise to the system. Power draw follows the laptop’s own management profile without extra overhead.

Build quality connectors and daily handling

The black casing houses six cells in a form factor that fits the original battery bay using the stock latch and connector. A one-year manufacturer warranty covers defects in materials and workmanship. Users should verify their original battery model and output voltage before installation to avoid fitment issues. The pack is not suitable for devices requiring a different cell count, voltage or physical shape.