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Black rectangular laptop battery with label showing 37Wh 14.4V 2500mAh

POWER-FENG

POWER-FENG 37Wh A41N1308v laptop battery

SKU CH-AAQ2-5PRHE

37 Wh lithium-polymer replacement battery fits Asus X451 and X551 series laptops

  • Battery typeLaptop Batteries
  • Product typeBattery
  • 37 Wh capacity powers compatible Asus laptops through the working day
  • 4 V lithium-polymer chemistry delivers stable voltage for consistent performance
  • 2500 mAh rating supports extended sessions away from a power outlet
  • Replaces original part numbers A41N1308 and A31N1319 for direct fit
  • Compatible with Asus X451, X551 and D550 series models

Replacement battery for Asus X451 and X551 series

The 37Wh lithium-polymer cell operates at 14.4V and delivers 2500mAh of capacity. It replaces part numbers A41N1308 and A31N1319. The black pack is supplied new and ready to install.

Direct-fit design restores original runtime

The battery matches the form factor of the factory unit for X451C, X451CA, X551C, X551CA, X551MAV and D550 models. No extra cables or configuration software are required. Swapping the old pack restores mobile operation immediately.

37Wh capacity decides if this part fits your

At 37Wh the cell suits light office use and short unplugged sessions. Buyers who need all-day battery life for travel or field work should look for a higher-capacity alternative.

How it compares

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

Price $35.99
Pricier than about 64% of the 27,790 comparable items (median $30.99).

Specifications

Product
Product typeBattery
Power
Battery typeLaptop Batteries

Questions about this item

Will the 37Wh 14.4V Li-polymer battery need recalibration after extended use?

Yes, recalibrate the 37Wh 14.4V Li-polymer pack every few months by fully charging then discharging to maintain accurate capacity reporting.

What limits runtime first during continuous load on the 2500mAh cell?

The 2500mAh capacity depletes before thermal limits under sustained draw from the 14.4V output.

Does the 14.4V 37Wh pack generate noticeable heat when powering an Asus X551 all day?

The 14.4V 37Wh Li-polymer design runs cool under normal load; only heavy sustained draw produces mild warmth.

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