Duracell Alkaline MN21 Battery (A23 / 23A) - Pack of 2
980/5938Ā£5.00
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About this product
Your wireless doorbell or car alarm remote needs these skinny 12V batteries, and standard sizes will not fit. These Duracell MN21 speciality alkaline cells arrive pre-charged and work straight away in remote controls, security systems, alarms and locators. The 2-pack gives you a spare for when the first one runs out, and they keep their charge for 5 years in the drawer so they are ready whenever you dig them out. Each 12V cell delivers dependable power in compact devices that demand speciality batteries.
Long life guarantee means these batteries stay reliable throughout their service life, powering your gear properly without dropping off. Superior nylon closure prevents leakage, protecting your valuable electronics from battery damage during use and storage. 5-year shelf life keeps them fresh for emergencies or kit you rarely touch, ensuring power is there when devices sit unused for months. Works across wireless doorbells, security alarms, car remotes and locators, fitting speciality slots where regular batteries cannot go.
- Pack of 2 batteries.
- Pre-charged.
- 12V.
- Manufacturer's 1 year guarantee.
- EAN: 5000394203969.
Returns
If you want us to collect an unwanted small item after delivery, it costs £3.95 or you can return it to any store for free. You won’t be charged if the item is faulty, or if it was delivered by a supplier.
4.6
241 reviews
92%
Recommended this product
Customers Say
Duracell batteries in an uncommon size are reliable, long-lasting, and perfect for doorbells and remotes. Availability at Argos is appreciated despite some issues with expired stock and occasional sizing concerns.
An AI generated summary based on recent customer reviews
Each review is verified as authentic by our independent third party and we only publish reviews from customers or Argos Testers who have purchased or used the item. Customers are incentivised to submit product reviews as part of a prize draw.
They work
They are batteries what you expect is what you get, expensive as they are a non standard type.
Tombo, 55 - 64
Ordering process bizarrely poor
Product good automated in store ordering v poor
Poh
Good batteries
Batteries were delivered on time and the remote controller is now working well.
J and M, 65 or over
Consistent and reliable
Very easy to install, does exactly what it says on the packaging very reliable.
carys12
Never knew existed - the size not batteries
Needed for a door bell. Didn't know this size even existed. Thank you for the education Argos
JamPot44, 65 or over
Great product
Product exactly as described
Krish27, 35 - 44
Good replacement
It did the job in my doorbell - working again!
Richard, 55 - 64
Superb battery.
Difficult to get these batteries so I tried Argos who stocked them Terrific š
ChrisBP, 65 or over
Happy With Those Batteries
Worked fine. Good that this size was available.
JustMe, 65 or over
Good batteries
Decent batteries these
Fb25, 25 - 34
Hello PurpleJasmine,
I can advise the following for the Duracell Alkaline MN21 Battery (A23 / 23A) - Pack of 2:
Yes, E23 and E23A are the same battery. These will be compatible.
Thanks for using Q & A.
Hi Abe
These batteries are the A23 only.
I hope this helps :)
Thanks for using Q&A
Hi Fred,
I advise checking your specific models user documentation as it will state which type of battery the phone requires as they will vary from brand to brand.
Thanks for using Q&A.
Hello there,
This is another name for these batteries, these will work.
I hope this helps,
Thanks for using Q&A.
Hi Steph,
Yes, MN21 has the same size and specifications as 23A, 23AE, GP23A, V23GA[, LRV08, 8LR932, 8LR23, L1028 or ANSI-1181A batteries
Thank you for using Argos Q&A
Hi Dick,
No, 4LR44 are 6v are also known as 4AG13, we do not (as of this time) list compatible batteries for sale.
Thank you for using Argos Q&A
Hello Fiona,
No this isn't the same battery type. You would need an MN27 battery.
No this is not a rechargeable battery
please ask Duracell
Hello, thank you for using Question and Answers. The MN21 batteries are equivalent to the New Leader A23 12V. They will be the same size. Again thank you for using Questions and Answers.
Hi,
Unfortunately Duracell have been unable to advise if these are the right batteries for your device; they advise checking your device's instruction manual. They've also confirmed the following MN21 technical specifications:
Specifications:
Alkaline IEC: 8LR932
Volt: 12.0
Size (mm): 28 X 10
mAh: 50
Best uses: Car alarm, Key fob, GPS tracker, Child locator, Remote controller
Equivalent to: A23, MN21, 23AF, 23AE, V23GA
I hope this helps!
The small print
*Prices correct as displayed but are subject to change.
The customer and brand answers youāll see above are submitted independently. As we donāt review these answers, we canāt take responsibility for anything they may say. The responses from Argos colleagues are accurate at the time of publishing. For the latest info, you should check the product page.