We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Small green rectangular lithium coin cell with wire leads

Cameron & Co

Cameron & Co DS-CS-AP1221BU CMOS Battery 3.0V 150mAh

SKU CH-ESSG-TDCDJ

A 3.0 V, 150 mAh lithium CMOS battery sized 25.50 × 20.25 × 3.90 mm for Apple MacBook Pro 15" models A1211 (2007, 2010) and A1260, replacing part 922-7913

  • Product typeBattery
  • Powers Apple MacBook Pro 15" models A1211 and A1260
  • 0V 150mAh lithium cell maintains BIOS settings reliably
  • Direct replacement for OEM part number 922-7913
  • Compact 25.50 x 20.25 x 3.90 mm fits original socket
  • Brand new condition with 100% OEM compatibility assured

Direct replacement for select MacBook Pro models

This CMOS battery fits Apple A1211 2007, A1211 2010, A1260 and MA609LL MacBook Pro 15" and 15.4" systems. It replaces part number 922-7913 and restores real-time clock and BIOS settings when the original cell is depleted. The green lithium cell is brand new and 100% OEM compatible.

Passive lithium cell with no active cooling

The non-rechargeable lithium chemistry operates without fans or heatsinks, producing no audible noise and drawing negligible power during normal operation. Rated at 3.0V and 150mAh for 0.45Wh capacity, it maintains system time and firmware parameters for years without maintenance or thermal management.

Exact physical fit for listed part numbers

Dimensions are 25.50 x 20.25 x 3.90 mm, matching the original footprint for the compatible Apple models. Buyers needing a different voltage, capacity or form factor for other laptops or desktop motherboards cannot use this specific DS-CS-AP1221BU cell.

How it compares

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

Price $6.99
Cheaper than about 94% of the 27,790 comparable items (median $30.99).

Specifications

Product
Brand nameCameron Sino
Model nameDS-CS-AP1221BU
Product typeBattery

Questions about this item

How do I install the DS-CS-AP1221BU CMOS battery in my MacBook Pro 15" and what step is often missed?

Remove the bottom case, disconnect the main battery, then unplug the old CMOS cell from the logic board; the step many miss is reconnecting the main battery before closing the case.

When will the DS-CS-AP1221BU need replacement and what signals the end of life?

The 3.0V 150mAh lithium cell typically lasts several years; when the MacBook loses date, time or BIOS settings after shutdown, the battery is depleted and must be replaced.

What is the first limit that appears under sustained use of this CMOS battery?

The non-rechargeable 0.45Wh capacity gradually discharges; the first limit is voltage drop below the level needed to retain CMOS settings, causing configuration loss.

More in Laptop Chargers & Batteries

Similar items