LXHY
LXHY RJ40G 63Wh 15.2V laptop battery
63Wh 15.2V lithium-ion replacement battery for Dell Latitude 5420, 5520 and Precision 3560 laptops, includes two screwdrivers
- ColorBlack
- TypeBattery
- Battery TypeLithium-Ion
- Battery Voltage15.2V
- Battery Capacity4145mAh
- 63Wh capacity supports extended work sessions
- 2V lithium-ion chemistry matches original Dell specifications
- 4-cell design fits Latitude 5420 5520 and Precision 3560 models
- CE FCC ROHS UL certified for safe daily use
- Up to 1000 recharge cycles backed by 2-year technical assistance
Battery for Dell Latitude and Precision
The LXHY RJ40G is a new 15.2V lithium-ion battery built for Dell Latitude 14 5420, Latitude 15 5520 and Precision 15 3560 series laptops. It replaces original part numbers including P137G, P104F and 01K2CF. The pack delivers 63Wh capacity through a four-cell design.
Tools and documentation included
Two screwdrivers and a user manual ship with the battery so the swap can be done without sourcing extra tools. The package contains one RJ40G battery, two screwdrivers and one instruction sheet. CE, FCC, ROHS and UL certifications are declared for the unit.
63Wh capacity and 1000-cycle rating
Rated at 63Wh and 4145mAh at 15.2V, the battery is specified for up to 1000 recharge cycles. Buyers needing a higher-wattage pack or a different voltage for other Dell chassis will not be served by this model.
Highlights
- 63Wh capacity supports extended work sessions
- 2V lithium-ion chemistry matches original Dell specifications
- 4-cell design fits Latitude 5420 5520 and Precision 3560 models
- CE FCC ROHS UL certified for safe daily use
- Up to 1000 recharge cycles backed by 2-year technical assistance
Specifications
| Model | RJ40G |
|---|---|
| Color | Black |
| Type | Battery |
| Battery Type | Lithium-Ion |
| Battery Voltage | 15.2V |
| Battery Capacity | 4145mAh |
Questions about this item
How many recharge cycles does the RJ40G battery support before it may need replacement?
The RJ40G battery supports up to 1000 recharge cycles before replacement may be needed.
What is the capacity limit of the RJ40G battery during sustained use?
The RJ40G battery has a capacity of 63Wh and 4145mAh at 15.2V.
Does the RJ40G battery generate noticeable heat or noise during all-day operation?
The RJ40G is a lithium-ion battery with no moving parts, so it produces no noise and minimal heat during normal use.
Also in this aisle
People compared these
Same shelf, same checkout — eight coins and a 30-minute rate lock.
Kensington K50421WW laptop stand accessory
- Stand
- SmartFit System Sim…
Kensington 52795 24" 16:9 Privacy Screen Accessory
- Screen Protector
- Designed for 16:9 a…
Ergotron 80-107-200 CPU Mount for Thin Client and Flat Panel Display accessory
- Black



