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Rectangular 9 cell laptop battery black plastic finish

PISKEKAT

PISKEKAT 9 Cell 87 Wh laptop battery U164P N855P

SKU CH-K4TW-S42KZ

A 9-cell, 87 Wh replacement battery compatible with Dell Studio 17 1745, 1747 and 1749 models, UL tested for safety

  • Battery typeLaptop Batteries
  • Longer run times with 9-cell 87 Wh capacity
  • Less waiting thanks to fast-charging support
  • Fits Dell Studio 17 1745 1747 1749 models
  • Verified safety through UL testing
  • Reliable power from durable cell construction

Compatible Dell Studio 17 models

This replacement battery fits Dell Studio 17 laptops including the 1745, 1747 and 1749 variants. It matches part numbers U164P, N855P, N856P, M905P, U150P, 312-0196, 312-0186, OW077P, M909P, W080P and Y067P. Buyers with other Dell series or non-Studio 17 chassis cannot use this pack.

Sustained capacity and charging

The 9 cell, 87 Wh design stores enough energy for extended work sessions away from mains power. Fast charging technology reduces the time needed to replenish the pack so downtime stays short during busy days. UL testing confirms the cells meet recognised safety standards for reliable long-term operation.

Thermals and power behaviour

Normal use keeps the pack within typical laptop battery temperature ranges without extra cooling requirements. Power draw follows the host system's management profile so the battery does not impose additional load on the charger. No audible components are present so operation stays silent.

How it compares

Measured against everything we stock in Laptop Chargers & Batteries, at today’s prices. Recalculated every night.

Price $55.99
Pricier than about 86% of the 27,790 comparable items (median $30.99).

Specifications

Power
Battery typeLaptop Batteries

Questions about this item

How much heat or noise does the 9-cell 87 Wh U164P battery produce during all-day use?

The battery has no moving parts and generates no audible noise; normal warmth may be felt during heavy charge or discharge cycles.

What must my Dell Studio 17 already have for the U164P N855P battery to fit and work?

It replaces Dell part numbers U150P 312-0186 312-0196 OW077P M909P W080P Y067P N856P M905P and fits Studio 17 1745 1747 1749 models.

Will the 87 Wh U164P battery work alongside the original 6-cell charger I still use?

Yes, the battery charges from the standard Dell Studio 17 AC adapter; no different charger is required.

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