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Rectangular black lithium-polymer battery pack, 8.0 by 1.5 by 0.8 cm

Dr. Battery

Dr. Battery V6W33 laptop battery TN70C 11.25V 3640mAh

SKU CH-Q78B-104P1

Replacement lithium-polymer battery restores power for Dell Inspiron, Latitude and Vostro laptops with 11.25V 3640mAh capacity and built-in safety protection

  • Battery typeLithium Polymer
  • Battery voltage rating11.25 V
  • Battery capacity3,640 mAh
  • Main functionNotebook
  • Measurements8.0 × 1.5 × 0.8
  • Product typeBattery
  • Restores reliable power for Dell Inspiron, Latitude and Vostro laptops
  • 25V 3640mAh Li-polymer cell delivers stable everyday runtime
  • OEM-grade cells tested for long cycle life and consistent output
  • Built-in protection against over-charge, over-discharge, overheating and short-circuit
  • Replaces Dell part numbers including TN70C, V6W33, 0927N5 and 0FH3K2

Replacement battery for select Dell laptops

This Dr. Battery Professional Series unit restores reliable power to compatible Inspiron, Latitude, and Vostro models. It uses OEM-grade lithium-polymer cells rated at 11.25V and 3640 mAh. Built-in circuitry protects against over-charge, over-discharge, overheating, and short-circuit conditions. The pack measures 8.0 by 1.5 by 0.8 units and weighs 0.4 units.

Suitable for owners of listed Dell machines

Buyers whose laptop model does not appear in the compatibility list should look elsewhere, as fit and connector alignment cannot be guaranteed. Units requiring a different voltage, capacity, or physical layout are not supported by this part.

11.25V 3640 mAh lithium-polymer cell configuration

This voltage and capacity combination determines whether the battery matches the original specification for your device. Verify the original part number against the supported codes such as TN70C, V6W33, 0927N5, or 0FH3K2 before purchase.

How it compares

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

Price $53.99
Pricier than about 85% of the 27,790 comparable items (median $30.99).

Specifications

Product
Brand nameDELL
Model nameDell Inspiron 13 Series / Inspiron 14 2-in-1 Series / Inspiron 14 Plus Series / Inspiron 15 Series / Inspiron 16 Series / Latitude 3320 / Latitude 3420 / Latitude 3520 / Vostro 13 Series / Vostro 14 Series / Vostro 15 Series / Vostro 3511 / Vostro 3515 / Vostro 5620 / Vostro 5625
Part numberDR-PRO-LDE384-A
Product typeBattery
Power
Battery typeLithium Polymer
Battery voltage rating11.25 V
Battery capacity3,640 mAh
Size & build
Measurements8.0 × 1.5 × 0.8
Compatibility
Compatible withDell Inspiron 13 5310 Series / Dell Inspiron 13 5320 Series / Dell Inspiron 13 5330 Series /
Dell Inspiron 14 5410 2-in-1 Series / Dell Inspiron 14 7415 2-in-1 Series / Dell Inspiron 14 7420 2-in-1 Series / Dell Inspiron 14 7425 2-in-1 Series / Dell Inspiron 14 7430 2-in-1 Series / Dell Inspiron 14 7435 2-in-1 Series / Dell Inspiron 14 Plus 7420 Series /
Dell Inspiron 15 3510 Series / Dell Inspiron 15 3511 Series / Dell Inspiron 15 3515 Series / Dell Inspiron 15 3520 Series / Dell Inspiron 15 3525 Series / Dell Inspiron 15 3530 Series / Dell Inspiron 15 3535 Series / Dell Inspiron 15
More details
Main functionNotebook

Questions about this item

How do I install the V6W33 battery in my Dell Inspiron 15 5510 and which step is often missed?

Power off the laptop, unplug the AC adapter, remove the base screws, disconnect the old battery cable before lifting it out, connect the new battery cable firmly, then reassemble; the step most often missed is disconnecting the old battery cable first.

What replacement will the 11.25 V Li-polymer pack need over time?

The battery itself is the only replaceable part; when its 3640 mAh capacity no longer meets your runtime needs, you replace the whole pack.

What limit appears first during sustained use of the 3640 mAh battery?

The integrated protection circuit will cut power if the cells overheat, over-charge, over-discharge, or short-circuit, so thermal limits trigger before the rated capacity is exhausted.

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