Exell A133 4.5V Alkaline Battery A21PX, 523, EN133A, PC133A, PX21
The A133, or 523, battery is an unusual cell often used in classic cameras. It is used to maintain computer time, date and
configuration in certain models of Apple Macintosh computers (Parameter Random Access Memory, Parameter RAM, or just PRAM). This PX21 battery has an NSN number of 6135-99-114-1239 and a US Military part number of BA-1098/U.
• Type: Alkaline
• Voltage: 4.5V
• Amperage: 600mAh
• Diameter: 16.8 mm
• Height: 49.9 mm
• Terminals: 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
