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23A Battery - 12V Alkaline Cylindrical
The 23A alkaline 12V cylindrical battery — 10.3mm diameter, 50mAh capacity. Ideal for car key fobs, garage door remotes, doorbells.
What are the specifications of a 23A battery?
The 23A is a Alkaline cylindrical battery rated 12V, with a nominal capacity of 50mAh. It measures 10.3mm across and 28.5mm long, and weighs 7.9g. The table below gives the full specification — final values are confirmed on the OEM spec sheet for your project.
| Chemistry | Alkaline |
|---|---|
| Voltage | 12V |
| Diameter | 10.3mm |
| Length | 28.5mm |
| Capacity | 50mAh |
| Weight | 7.9g |
| Compatible | 23A = A23 = MN21 = 8LR932 = 1181A |
Specs for reference — final values per OEM project.
What batteries are equivalent to the 23A?
The 23A is interchangeable with any cell of the same diameter, length and voltage, so an equivalent can be substituted without changing the device. Buyers look these cells up under three numbering systems at once — IEC, ANSI and manufacturer codes — and the list below covers the names the 23A is sold under.
Look any number up in the cross-reference tool → — type the marking on your cell and see where it lands, or pick your device and see the cells we supply for it.
12V miniature alkaline — the same cell under other trade names
Interchangeable by size, voltage and terminal layout. Where two manufacturers both publish the number, both are cited.
| Number on the cell | Published by |
|---|---|
| A23 | Energizer (own model) · Duracell |
| MN21 | Duracell (own model) · Energizer |
| V23GA | Duracell (Varta column) · Energizer product page |
| 1181A | Energizer data sheet (ANSI-1181A designation) |
| 8LR932 | Duracell (IEC type) |
| LRV08 / LRV08PA | Duracell (Rayovac and Panasonic columns) |
| KE23A / 4223 | Energizer cross-reference guide |
| E23A / GP23A / 3LR50 | Duracell (other-brand column) |
| DL21 / DL23 / A23BP / MN-21B | Energizer product page |
| K23A | Duracell (Kodak column) — single source, treat as unconfirmed |
Where is the 23A battery used?
The 23A is used in car key fobs, garage door remotes, doorbells and other compact devices that draw small currents over long periods. Its 12V output and 50mAh capacity suit equipment that has to run for months without a battery change. The blocks below set out what to check for each device type.
What do buyers ask about the 23A battery?
Need the 23A priced, or the same cell printed and packed under your own brand? Send the quantity, the target market and the packaging format, and we return price, MOQ band and the 23A data sheet.
Printed, blister-carded and boxed in our own plant, from 50 cartons per product line. Samples are available before a production run — tell us the device the cell goes into.
23A Battery FAQs
What is a 23A battery?
What is the 23A compatible with?
What is a 23A battery equivalent to?
Is the 23A rechargeable?
How long does a 23A battery last?
Does a 23A fit my device?
How do I get 23A battery wholesale pricing?
Pricing depends on cell grade, quantity and packaging, so quotes are issued per project rather than from a fixed list. Send your quantity, target market and label or packaging requirements, and we return a landed-cost quote together with samples — usually within one working day.