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Black rectangular lithium-ion laptop battery with four cells and connector ribbon

KingSener

KingSener A1965 laptop battery 11.4V 49.9Whr 4379mAh for MacBook Air 13 A1932 2018 2019

SKU CH-RY85-TYGWQ MPN A1965

Replacement lithium-ion battery with 11.4V 49.9Whr capacity for 13-inch MacBook Air 2018 and 2019 models

  • Battery typeLithium-Ion
  • Battery voltage rating11.4 V
  • Battery capacity4,379 mAh
  • Product colorBlack
  • Replacement power for MacBook Air 13-inch 2018 and 2019 models
  • 9 Whr lithium-ion cell delivers extended runtime per charge
  • 4 V output matches original Apple specification 020-02455
  • Four-cell construction ensures stable voltage under load
  • Brand-new A1965 unit ready for immediate installation

Direct replacement for MacBook Air 13 A1932

This KingSener A1965 lithium-ion battery replaces the original Apple part number 020-02455. It fits MacBook Air 13-inch models from 2018 and 2019 carrying the A1932 identifier. The pack contains four cells and delivers 11.4 V at 49.9 Whr. Buyers needing a different voltage, capacity or form factor for another MacBook series will not be served by this part.

Thermals noise and power draw in normal use

As a replacement battery, the unit has no active cooling and produces no audible noise. Power delivery follows the laptop's own management system, drawing only the current the MacBook requests during charging and discharging. Heat output is limited to normal cell resistance during use.

49.9 Whr capacity decides runtime

The 49.9 Whr (4379 mAh at 11.4 V) rating determines how long the MacBook runs on a single charge. If your workflow demands more runtime than the original factory cell provided, this same-capacity replacement will not extend it.

How it compares

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

Price $43.99
Pricier than about 76% of the 27,790 comparable items (median $30.99).

Specifications

Product
Brand nameA1965
Product colorBlack
Power
Battery typeLithium-Ion
Battery voltage rating11.4 V
Battery capacity4,379 mAh

Questions about this item

How do I install the A1965 battery in a MacBook Air 13 A1932 and which step is often missed?

Remove the bottom case screws, disconnect the old battery connector from the logic board, fit the new A1965 unit, reconnect the cable, and run a full charge cycle to calibrate the 4379 mAh cells.

What maintenance or replacement will the KingSener A1965 battery need over time?

The 11.4 V lithium‑ion pack wears with each charge cycle; when runtime falls noticeably short of the original 49.9 Wh capacity, replace the battery.

What limit appears first when the A1965 battery runs under sustained load?

The 4379 mAh capacity sets the runtime ceiling; continuous high drain depletes the 11.4 V cells faster and triggers the pack’s protection circuit.

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