HP 240 G4 250 G4 hlavný akumulátorový balík - batéria - 2.800 mAh (HSTNN-DB7I)

When a laptop battery starts to fade, productivity drops with it—this HP HSTNN-DB7I pack restores the full runtime of your 240 G4 or 250 G4 series notebook without guesswork. It is a genuine 4-cell lithium-ion unit rated at 2800 mAh and 41 Wh, matching the original specification exactly. Unlike generic replacements with inflated capacity claims, this battery uses quality Li-ion cells and built-in protection circuits to deliver stable voltage and safe charging over hundreds of cycles.

Highlights

• Genuine HP OEM battery (HSTNN-DB7I) for reliable compatibility
• 2800 mAh capacity, 14.8 V, 41 Wh energy
• 4-cell lithium-ion chemistry for a balance of weight and runtime
• Overcharge, over-discharge, overcurrent, and short-circuit protection
• User-replaceable external pack—no tools required
• Black finish matches original laptop design
• Compatible with HP 240 G4, 250 G4, 255 G4, 256 G4 series
• Replacement for part numbers HS04, HS03, HSTNN-LB6V, HSTNN-LB6U, 807957-001, 807956-001, 807612-421, 807611-831

In daily use

Slide the battery into the bay, let it charge to full, and you can work for hours away from the mains. The 41 Wh energy reserve is enough for typical office tasks, web browsing, and video streaming. Because the pack is external and user-replaceable, swapping a worn battery takes less than a minute—no service call needed. The black casing blends seamlessly with the laptop's underside, and the protective circuitry keeps the cells safe even if you accidentally leave the charger connected overnight.

Full specifications

• Brand: HP
• Model: HSTNN-DB7I
• MPN: HSTNN-DB7I
• Battery type: Lithium-Ion (Li-ion)
• Capacity: 2800 mAh
• Voltage: 14.8 V
• Energy: 41 Wh
• Number of cells: 4
• Colour: Black
• Product type: Laptop battery
• Mounting: External, user-replaceable
• Rechargeable: Yes
• Compatible series: HP 240 G4, 250 G4, 255 G4, 256 G4
• Replacement part numbers: HS04, HS03, HSTNN-LB6V, HSTNN-LB6U, 807957-001, 807956-001, 807612-421, 807611-831
• Safety: Overcharge protection, over-discharge protection, overcurrent protection, short-circuit protection

Final note

If your HP 240 G4 or 250 G4 no longer holds a charge, this OEM battery is the straightforward fix. It brings back the original endurance and reliability, so you can leave the power cord behind.