When your keyfob, alarm remote or doorbell goes quiet, you need a 12V cell that is ready to go. The Duracell MN21 12V Alkaline Battery (A23) delivers dependable, long-lasting power in a compact size, so your everyday devices keep working without interruption.
Duracell MN21 12V Alkaline Battery (A23) Performance
Why Choose the Duracell MN21 Alkaline Battery?
Built on a proven alkaline-manganese dioxide system, the Duracell MN21 holds a stable 12V output for most of its working life and resists corrosion for reliable results. With low self-discharge and an operating range of -10°C to 60°C, it performs whether it is tucked in a drawer or working hard inside a remote. Each cell is backed by an up to 5-year storage life, so a spare is always ready.
Powering the Devices You Rely On
This versatile 12V cell suits a wide range of remotes, alarms and small electronics. Stocking other sizes too? Browse our full range of alkaline batteries.
- Car keyfobs and automobile remote controllers
- Burglar alarm remotes and security systems
- Wireless doorbells and roll-up door remotes
- Flashlights, electric appliance remotes and toys
Duracell MN21 12V Alkaline Battery Applications and Compatibility
The Duracell MN21 is a direct replacement for several common 12V designations, so you can match it to your device with confidence. It is equivalent to A23, 23A, V23GA, MS21, L1028F and LRV08. Buying a few packs? See our bulk batteries to stock up and save.
What's in the Box
Two Duracell MN21 (A23) 12V alkaline batteries in retail packaging, ready for home, car or the workshop.
Duracell MN21 12V Alkaline Battery (A23) Specifications
| SKU |
DMN21BP2 |
| Barcode |
041333004068 |
| Nominal Voltage |
12V |
| Chemical System |
Alkaline / Manganese Dioxide (Zn/MnO2) |
| Nominal Capacity |
60 mAh (20k Ohm cont., 6.0V cut-off) |
| Dimensions |
28.5 mm x 10.3 mm (A23 size) |
| Typical Weight |
7.95 g |
| Operating Temperature |
-10°C to 60°C |
| Shelf Life |
Up to 5 years |
| Equivalent To |
A23, 23A, V23GA, MS21, L1028F, LRV08 |
| Contents |
2 x Duracell MN21 (A23) 12V alkaline batteries |
Need more than two? See our full alkaline battery range to stock up.
Technical Documents