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As well as the recommended size code definitions there are also ten modifying suffix letters that can be added to the end of the specific size code. These run from A to L (omitting F and I) and depending on the largest dimension of the battery can either signify 0.0 – 0.9 mm maximum dimensions or 0.00 – 0.09 mm maximum dimensions with A ...
A Battery: Eveready 742: 1.5 V: Metal tabs H: 101.6 L: 63.5 W: 63.5 Used to provide power to the filament of a vacuum tube. B Battery: Eveready 762-S: 45 V: Threaded posts H: 146 L: 104.8 W: 63.5 Used to supply plate voltage in vintage vacuum tube equipment. Origin of the term B+ for plate voltage power supplies.
A battery made in October 2015 will have a numeric code of 10-5 or an alphanumeric code of K-5. "A" is for January, "B" is for February, and so on (the letter "I" is skipped). [23] In South Africa the code on a battery to indicate production date is part of the casing and cast into the bottom left of the cover.
Cell chemistry Charge efficiency Cycle durability % # 100% depth of discharge (DoD) cycles Lead–acid: 50–92 [2]: 50–100 [62] (500@40%DoD [2] [62]) : Rechargeable alkaline: 5–100 [14]
Button, coin, or watch cells. A button cell, watch battery, or coin battery is a small battery made of a single electrochemical cell and shaped as a squat cylinder typically 5 to 25 mm (0.197 to 0.984 in) in diameter and 1 to 6 mm (0.039 to 0.236 in) high – resembling a button.
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An N battery (or N cell) is a standard size of dry-cell battery. An N battery is cylindrical with electrical contacts on each end; the positive end has a bump on the top. The battery has a length of 30.2 mm (1.19 in) and a diameter of 12.0 mm (0.47 in), and is approximately three-fifths the length of a AA battery.
Date/Time Thumbnail Dimensions User Comment; current: 11:17, 6 January 2015: 1,671 × 728 (46 KB): Lead holder: Removed electrolyte modifier. After glancing over the standard again I can't really find why I put it there in the first place.