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Rectangular black laptop battery with three cells and Dell Chromebook branding

Total Micro Technologies

Total Micro Technologies 3-cell 42Whr battery Dell Chromebook 3100 3100 2-in-1 3400

SKU CH-BCBK-PN9NJ

A 42 Whr three-cell battery compatible with Dell Chromebook 3100, 3100 2-in-1 and 3400 models

  • Product typeLaptop Batteries
  • Compatible with Dell Chromebook 3100, 3100 2-in-1 and 3400 models
  • 3-cell design delivers 42 Whr capacity for extended runtime
  • New condition ensures reliable performance from first charge
  • Direct replacement battery restores mobility to supported Chromebooks

3-cell 42Whr replacement battery

This 3-cell 42Whr battery fits Dell Chromebook 3100, 3100 2-in-1 and 3400 models. It restores original runtime for students and mobile workers who rely on these devices daily. The unit ships new and ready to install.

Replaces a depleted or failing original pack

When the stock cell no longer holds a useful charge this battery returns the Chromebook to its factory endurance. It is not suited for users who need extended capacity beyond the standard 42Whr design.

How it compares

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

Price $62.99
Pricier than about 90% of the 27,790 comparable items (median $30.99).

Specifications

Product
Brand nameTotal Micro
Product typeLaptop Batteries

Questions about this item

Does the 3-cell 42Whr battery fit the Dell Chromebook 3100 2-in-1 chassis?

Yes, the 3-cell 42Whr pack is built for the Dell Chromebook 3100, 3100 2-in-1 and 3400 models, so it matches the internal bay and screw points of those units.

What is the common mistake when swapping the battery in a Dell Chromebook 3400?

Many users forget to disconnect the internal battery cable before removing the bottom cover, which can cause a short; always unplug the connector first.

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