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Rectangular black laptop battery pack with label showing 42WHr 11.4V

Total Micro Technologies

Total Micro Technologies 3-Cell 42WHr 11.4V laptop battery for Dell Latitude 5320 7320 7420 7520

SKU CH-BW5A-RB2QD

A 3-cell 42WHr 11.4V lithium-ion replacement battery compatible with Dell Latitude 5320, 7320, 7420 and 7520 models

  • Product type3 Cell Lithium-Ion
  • 42 WHr capacity powers Dell Latitude 5320 and 7320 models
  • 4 V lithium-ion chemistry matches original voltage requirements
  • Three-cell design fits Latitude 7420 and 7520 chassis
  • New replacement battery restores runtime for 2-in-1 variants

Replacement Battery for Dell Latitude Models

This 3-cell lithium-ion battery delivers 42 WHr at 11.4 V and fits the Dell Latitude 5320, 5320 2-in-1, 7320, 7320 2-in-1, 7420, 7420 2-in-1 and 7520. It is built as a direct replacement for the original pack in those systems.

Sustained Discharge Behaviour

Under continuous load the pack maintains a steady voltage curve typical of lithium-ion chemistry, avoiding the sharp drop seen in short bursts. Capacity remains stable across the rated cycle life when the battery is kept within normal operating temperatures.

How it compares

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

Price $61.99
Pricier than about 90% of the 27,790 comparable items (median $30.99).

Specifications

Product
Brand nameTotal Micro
Product type3 Cell Lithium-Ion

Questions about this item

How much heat does the 3-cell 42WHr battery generate during all-day use?

The 3-cell lithium-ion design runs cool under normal loads; heat stays low because the 42WHr capacity matches the Dell Latitude 5320, 7320, 7420 and 7520 power profiles.

Which Dell Latitude models must I already own for this 11.4V replacement to fit?

It fits Latitude 5320, 5320 2-in-1, 7320, 7320 2-in-1, 7420, 7420 2-in-1 and 7520 without any adapter or modification.

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