🔋 12V 27A Battery (A27)
A 12V 27A battery (also known as A27, 27A, or MN27) is a small, cylindrical alkaline battery used in compact electronic devices.
📋 Specifications
| Property | Value |
|---|---|
| Voltage | 12V |
| Diameter | ~8.0 mm |
| Length | ~28.2 mm |
| Chemistry | Alkaline (MnO₂/Zn) |
| Capacity | 20–30 mAh |
| Common Use Cases | Car remotes, garage openers, doorbells, small electronics |
| Other Names | A27, 27A, MN27, GP27A, L828, EL812, 27AE |
⚠️ Important Notes
- The “27A” refers to the model number, not 27 amps of output.
- It is not suitable for high-drain devices like motors or LED strips.
🔄 Alternatives for Higher Power Needs
If you need more current or rechargeable options:
- 12V Li-ion packs (e.g., 3S 18650 battery pack)
- 12V Sealed Lead Acid (SLA) batteries
- 12V LiFePO₄ batteries