Speciality Size Batteries

Batteries provide a power source to devices by converting chemical energy to electrical energy. Speciality size batteries are batteries of non-standard dimension, and are specially tailored to fit battery-operated devices and equipment that require a power source other than a standard 9-volt, AA, and AAA battery type. Speciality size batteries are usually not rechargeable.




What are speciality size batteries used for?


Speciality size batteries tend to be tailored to specific devices that have been designed to take a non-standard battery, either for reason of size or to accommodate the features of the device. Certain equipment requires a particular size and capacity to ensure it works within correct parameters. For example, half AA batteries are used in smaller and specialist electronic devices such as pulse oximeters, while A27 batteries are used in radio frequency equipment such as remote controls for car alarms.




Types of speciality size batteries


The main way in which speciality batteries differ is their dimension. They may also differ in their voltage, terminal type and their capacity in ampere hours (Ah).




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Description Price Size Nominal Voltage Capacity Terminal Type Dimensions Chemistry
RS Stock No. 717-4010
Mfr. Part No.5000394203983
BrandDuracell
TWD58
Each (In a Pack of 2)
units
N 1.5V - Standard 12 x 30.2mm Alkaline
RS Stock No. 790-4697
BrandRS Pro
TWD132
Each
units
3LR12 4.5V 4400mAh Tagged 62 x 22 x 67mm Alkaline
RS Stock No. 717-4029
Mfr. Part No.5000394203969
BrandDuracell
TWD74
Each (In a Pack of 2)
units
A23 12V - Standard 28.5 x 10.3mm Alkaline
RS Stock No. 801-0718
BrandRS Pro
TWD23
Each
units
A27 12V 25mAh Standard 8 x 28.2mm Alkaline
RS Stock No. 749-2623
BrandRS Pro
TWD195
1 Pack of 10
Pack(s)
N 1.5V 900mAh Standard 12 x 30.2mm Alkaline