Duracell Specialty Electronics MN21, Pack of 2

Duracell Specialty MN21 12V

The Duracell Specialty MN21 is a compact 12V alkaline battery designed for remote controls, key fobs, alarm systems, wireless transmitters, GPS trackers and other specialty electronic devices.

It uses Alkaline Manganese Dioxide (Zn/MnO₂) technology for reliable performance, stable voltage and low self-discharge.

Compatibility

Common equivalent references include:

MN21 / A23 / 23A / 8LR932 / V23GA / MS21 / L1028F / LRV08

Always check the battery code and voltage specified by your device before installation.

Ideal for Yacht & Boat Electronics

Suitable for compatible equipment such as:

• Key fobs
• Remote controls
• Alarm and security systems
• GPS trackers
• Wireless controllers and switches
• Door and gate remotes
• Small electronic accessories
• Yacht and boat electronics

The 2-pack is also convenient for keeping a spare battery onboard.

Technical Specifications

• Brand: Duracell
• Model: MN21
• Type: Specialty Alkaline Battery
• Voltage: 12V
• Capacity: Approx. 60mAh
• Chemistry: Zn/MnO₂
• IEC Designation: 8LR932
• Common Equivalent: A23 / 23A
• Weight: Approx. 7.95g
• Operating Temperature: Approx. -10°C to +60°C
• Storage Guarantee: 5 years
• Rechargeable: No
• Quantity: 2 Batteries

Important Compatibility Information

The MN21 is a 12V specialty battery and should not be confused with standard 1.5V batteries or other similar-looking battery types.

Confirm that your equipment requires MN21 / A23 / 23A / 8LR932 or another compatible equivalent before use.

Storage & Safety

Install according to the correct polarity. Do not recharge, short-circuit or expose to fire or excessive heat. Store spare batteries in a cool, dry place and recycle used batteries through an appropriate collection point.