We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Black rectangular lithium-polymer laptop battery, 267 by 86 by 7 mm

Cameron & Co

Cameron & Co DS-CS-DE3147NB laptop battery 11.1V 3900mAh

SKU CH-4SZT-MKMRS

Replacement lithium-polymer battery for Dell Inspiron 11, 13 and 15 models, 11.1 V 3900 mAh capacity

  • TypeBattery
  • Reliable power for many Dell Inspiron models
  • Lithium-polymer chemistry delivers 11.1 V and 3900 mAh capacity
  • Slim 7.20 mm profile fits tight chassis spaces
  • Replaces original part numbers such as 4K8YH and GK5KY
  • Brand-new condition ensures full performance from first use

Direct replacement for select Dell Inspiron models

This Cameron & Co lithium-polymer battery delivers 11.1V and 3900mAh for compatible Inspiron 11, 13 and 15 laptops. It matches part numbers such as 4K8YH, GK5KY and P20T across a wide range of Dell service tags. The pack restores original run-time without modification to the chassis.

Slim 7.20 mm profile fits factory bays

At 267.00 x 86.20 x 7.20 mm the cell slides into the existing battery compartment on listed Inspiron 3000 and 7000 series units. No extra brackets or cables are required; the original connector aligns directly. The black finish matches the OEM aesthetic.

Upgrades worn or swollen original packs

Owners of Inspiron 11 3147, 3158, 13 7347, 7353 or 15 7558 machines replace degraded cells with this 43.29 Wh unit. It is not suited for models outside the explicit compatibility list or for users needing higher capacity than 3900mAh.

Highlights

  • Reliable power for many Dell Inspiron models
  • Lithium-polymer chemistry delivers 11.1 V and 3900 mAh capacity
  • Slim 7.20 mm profile fits tight chassis spaces
  • Replaces original part numbers such as 4K8YH and GK5KY
  • Brand-new condition ensures full performance from first use

Specifications

BrandCameron Sino
ModelDS-CS-DE3147NB
TypeBattery

Questions about this item

What voltage and capacity does this 11.1V 3900mAh battery deliver?

It supplies 11.1 volts and 3900 milliampere-hours, which equals 43.29 watt-hours of energy storage.

Will the 267.00 x 86.20 x 7.20 mm case fit my Inspiron 11 3147 chassis?

Those are the exact outside dimensions; match them against the battery bay of your specific Inspiron model before ordering.

Which step do owners often miss when swapping in the DS-CS-DE3147NB pack?

Disconnect the old battery cable from the motherboard before removing the pack, then reconnect the new cable firmly before closing the case.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.