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Flat rectangular black lithium-polymer laptop battery with label visible

Cameron & Co

Cameron & Co DS-CS-LVT430NB laptop battery 11.1V 4250mAh 47.18Wh Li-Polymer Black

SKU CH-Q21J-AYZF2

Replacement Li-Polymer battery for Lenovo ThinkPad T430u, 11.1V 4250mAh 47.18Wh, black

  • Product typeBattery
  • Reliable power for Lenovo ThinkPad T430u with 11.1 V 4250 mAh capacity
  • Lightweight lithium-polymer chemistry keeps the Ultrabook profile slim at 7.25 mm thick
  • Direct replacement for OEM part numbers 45N1089 45N1090 45N1091 and FRU 45N1091
  • Broad compatibility across 33511 and 33512 series part codes for easy sourcing
  • Brand-new condition guarantees full 47.18 Wh runtime from first charge

Direct replacement for ThinkPad T430u

This lithium-polymer battery matches the original 11.1 V 4250 mAh specification and is built for Lenovo ThinkPad T430u ultrabooks. It restores factory runtime for users who need a dependable power source without modifying their device.

Slim profile with OEM connector layout

The pack measures 205.55 x 119.26 x 7.25 mm and uses the standard ThinkPad battery interface, so it seats securely in the existing bay. Black casing aligns with the chassis colour and the lithium-polymer chemistry keeps weight low while delivering 47.18 Wh capacity.

Verify your part number before ordering

Confirm that your current battery carries one of the listed part numbers such as 45N1089, 45N1090, 45N1091, L11N3P51 or L11S3P51. This unit will not fit ThinkPad models outside the T430u series or systems that require a different voltage or connector keying.

How it compares

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

Price $48.99
Pricier than about 81% of the 27,790 comparable items (median $30.99).

Specifications

Product
Brand nameCameron Sino
Model nameDS-CS-LVT430NB
Product typeBattery

Questions about this item

Does the 11.1 V lithium-polymer pack support the same charge voltage as the original 45N1090?

Yes, the 11.1 V 4250 mAh cell matches the factory voltage curve used by the 45N1089 and 45N1091 packs.

Will the 205.55 x 119.26 x 7.25 mm case fit the ThinkPad T430u battery bay without modification?

The dimensions match the L11N3P51 and L11S3P51 form factor, so the pack seats flush in the T430u Ultrabook compartment.

What is the correct order to connect the three-pin connector when replacing the 45N1088 FRU?

Align the keyed plug with the motherboard header, press straight in until the latch clicks, then secure the bottom case screws.

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