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Small round lithium CMOS battery for Dell Precision M4600

DBTLAP

DBTLAP CMOS Battery for Dell Precision M4600

SKU CH-2V6K-47K2S

Lithium CMOS battery replaces the BIOS RTC cell on Dell Precision M4600 motherboards

  • Battery TypeLithium
  • New CMOS battery restores BIOS settings
  • Lithium chemistry provides stable voltage
  • Tested before shipping ensures reliability
  • Direct replacement for faulty units
  • Compatible with Dell Precision M4600

CMOS Battery for Dell Precision M4600

This DBTLAP lithium coin cell replaces the CMOS BIOS RTC battery on Dell Precision M4600 laptop motherboards. It maintains system time and firmware settings when the main power is disconnected. The battery is tested before shipping and arrives ready for installation.

For owners of a Dell Precision M4600 needing

Suitable for users whose laptop loses the date, time or BIOS configuration after shutdown. Not intended for the main laptop power battery and does not supply runtime power. Buyers who need a primary battery pack should look elsewhere.

Lithium coin-cell chemistry

The cell uses lithium chemistry to provide the stable low-voltage supply required by the motherboard real-time clock. This single specification confirms it matches the original CMOS function for the 4600 platform.

Highlights

  • New CMOS battery restores BIOS settings
  • Lithium chemistry provides stable voltage
  • Tested before shipping ensures reliability
  • Direct replacement for faulty units
  • Compatible with Dell Precision M4600

Specifications

Battery TypeLithium

Questions about this item

How often will the CMOS battery in this Dell Precision M4600 replacement need changing?

The lithium CMOS battery typically lasts several years before the system clock drifts or BIOS settings reset, signalling it is time for a fresh cell.

What is the first sign that this CMOS battery is reaching its limit during continuous operation?

The first limit appears as a loss of date and time or cleared BIOS configuration after the laptop has been powered off for a while.

Does this CMOS battery generate any noticeable heat or noise while the laptop runs all day?

No, the coin-cell CMOS battery draws micro-amps only, so it produces no audible noise and no measurable heat during normal use.

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