Exell A21 Alkaline Photo Battery


Product Information

Exell A21 Alkaline Photo Battery

For long lasting and reliable power, nothing can touch the Exell A21PX. This high energy alkaline cell provides a tremendous 4.5 Volts of power for super long lasting run times in your home and work electronics. A21 batteries are great for a number of uses, but are particularly popular in high end photography and lighting equipment.

Macintosh 128k, 512k, and Plus Battery

Among its multitude of industrial uses, the Exell A21 is a replacement for the original PRAM clock battery found in classic Macintosh machines. This battery is compatible with the Macintosh 128k, Macintosh 512k and Macintosh Plus computer systems.


  • Chemistry: Alkaline 
  • Voltage: 4.5V
  • Capacity: 600 mAh
  • Diameter: 0.66 In
  • Height: 1.96 In
  • Terminal: Flat Contacts
  • Also Known As: 1306AP, 3LR50, 523, 6135-99-114-1239, A21, A21PX, A133, APX21, BA-1098/U, EN133A, EPX21, PC133A, PX21, RPX21, V21PX
  • MPN: A21PX
  • UPC: 819891010339
Login to see prices
Taxes and shipping calculated at checkout
In stock and ready for shipping

Frequently Bought Together

Recommended for You