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Rectangular black lithium-ion notebook battery with label showing model numbers and Toshiba compatibility

Axiom

Axiom PA3123U-1BRS-AX laptop battery

SKU CH-TEJQ-A11YM MPN PA3123U-1BRS-AX

Lithium-Ion replacement battery for Toshiba Satellite 50, 5000, 5005 and 5105 notebooks, weighing 14.50 oz and RoHS certified

  • Battery typeLithium-Ion
  • Product typeConsumer Electronics
  • Compatible withToshiba Notebooks : Satellite 50 Satellite 5000
  • Compatible with Toshiba Satellite 5000 and 5105 series
  • Replaces OEM part numbers PA3123U-1BRS and PA3211U-1BRS
  • Lithium-ion chemistry delivers rechargeable power for notebooks
  • RoHS certified for environmentally friendly disposal
  • Weighs approximately 14.50 oz for portable use

Replacement Battery for Toshiba Satellite Notebooks

This lithium-ion battery replaces OEM part numbers PA3123U-1BRS and PA3211U-1BRS for Toshiba Satellite 50, 5000, 5005-S504 and 5105 series notebooks. It is built to match the original proprietary form factor and voltage specifications. The 100 percent OEM-compatible design restores mobile runtime for compatible legacy systems. RoHS certification confirms environmentally friendly materials.

Proprietary Form Factor Limits Universal Use

The battery uses a model-specific shape and connector that only fits the listed Toshiba Satellite series. It cannot be adapted to other brands or newer laptop generations with different mechanical layouts. Capacity and runtime are bound to the original OEM specification for these devices. Users needing higher capacity or modern chemistries must select a different platform.

Straightforward Swap with Legacy Alignment Risks

Installation requires removing the old pack and sliding this unit into the same bay until the latch engages. The main risk is connector misalignment if the notebook's battery rails are worn or deformed after years of use. No drivers or firmware updates are needed because the chemistry and electronics match the original design. Verify the exact model number on the base label before ordering.

How it compares

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

Price $113.99
Pricier than about 90% of the 27,790 comparable items (median $30.99).

Specifications

Product
Brand nameAxiom
Model namePA3123U-1BRS-AX
Product typeConsumer Electronics
Power
Battery typeLithium-Ion
Size & build
Shipping weight0.41 kg
Package size150 × 150 × 150 mm
Compatibility
Compatible withToshiba Notebooks :
Satellite 50
Satellite 5000

Questions about this item

Which Axiom battery replaces the Toshiba PA3123U-1BRS or PA3211U-1BRS part numbers?

The PA3123U-1BRS-AX replaces both OEM part numbers PA3123U-1BRS and PA3211U-1BRS for compatible Satellite notebooks.

What does the 14.50 oz weight mean once the battery is installed in a Satellite 5105 or 5005-S504?

At 14.50 oz the pack adds minimal bulk while delivering lithium-ion runtime for unplugged work on those models.

Does the proprietary connector limit which Satellite series can use this battery?

Yes, the proprietary form factor fits only the listed Satellite 50, 5000, 5105 Series and 5005-S504 notebooks.

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