A23 Battery (Cylindrical Cell), IEC 60086
An A23 battery (IEC 60086) is 9.7 to 10.3 mm in diameter and 27.5 to 28.5 mm long. Modeled as simplified STEP files.

How these parts are made, and what the levels mean: read the method
- Also searched as: A23 battery
- Model id:
iec60086-a23
- Standard: IEC 60086 · size A23
Files
| Part key | Simplified |
|---|
iec60086-a23 | STEP |
Dimensions

| Symbol | Name | min | nom | max | Modeled | Rule | Level |
|---|
| d | Diameter | 9.7 | | 10.3 | 10 | midpoint of min–max | L1 |
| h | Overall height | 27.5 | | 28.5 | 28 | midpoint of min–max | L1 |
| d_pos | Positive contact diameter | 3.5 | | 6 | 4.75 | midpoint of min–max | L1 |
| h_pos | Positive contact projection | 0.43 | | | 0.43 | single limit (min), modeled at the limit | L1 |
| d_neg | Negative contact diameter | 4.7 | | | 4.7 | single limit (min), modeled at the limit | L1 |
| e_neg | Negative contact recess | 0.2 | | 0.3 | 0.25 | midpoint of min–max | L1 |
| p_neg | Negative contact projection | | | 0.4 | 0.4 | single limit (max), modeled at the limit | L0 (max: one source) |
Drawing

As a PDF: CC-IEC60086-SZ-A23.pdf.
From the maker's datasheet
As written on the ENERGIZER A23 datasheet (energizer-a23), the maker's typical values for one product, not the standard's limits.
- Classification: Miniature Alkaline
- Chemical System: Manganese Dioxide (MnO2)
- Designation: ANSI-1181A
- Nominal Voltage: 12 volts
- Typical Capacity: 55 mAh to 6.0 Volts
- Typical Weight: 8.0 grams (0.3 oz.)
The A23 battery beside the N and the A27
The A23 is number 7 of the 11 IEC 60086 batteries published here, listed from AAAA to CR123A.
- Diameter (d): 9.7 to 10.3 mm on the A23 battery, against 10.9 to 12 mm on the N and 7.4 to 8 mm on the A27.
- Overall height (h): 27.5 to 28.5 mm on the A23 battery, against 28.45 to 30.2 mm on the N and 27 to 28.2 mm on the A27.
- Positive contact diameter (d_pos): 3.5 to 6 mm on the A23 battery, against up to 4 mm on the N and 3.2 to 4.2 mm on the A27.
- Positive contact projection (h_pos): at least 0.43 mm on the A23 battery, against at least 0.5 mm on the N and at least 0.4 mm on the A27.
- Negative contact diameter (d_neg): at least 4.7 mm on the A23 battery, against at least 5 mm on the N and 3.4 to 4.4 mm on the A27.
- Negative contact recess (e_neg): 0.2 to 0.3 mm on the A23 battery, against up to 0.2 mm on the N and up to 0.3 mm on the A27.
- Negative contact projection (p_neg): up to 0.4 mm on the A23 battery, against up to 0.3 mm on the A27.
Other sizes
Documents
Sources
duracell-mn21, energizer-a23, varta-4223. Full citations: the method page and this size's datasheet.
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