The 7812 linear regulator provides a fixed 12V output from a higher input voltage, perfect for powering 12V fans, motors and modules cleanly.
Key Features
- Fixed 12V output
- Input up to 35V
- 3-pin TO-220
- Up to 1A with heatsink
- Reliable and cheap
Specifications
| Output | 12V fixed |
| Input | 14.5–35V |
| Current | 1A |
| Package | TO-220 |
Popular Project Ideas
- 12V power rail
- Fan / motor supply
- Module power
- Regulated projects
Buy it from Arduino Corner — Pakistan’s dedicated Arduino, robotics & electronics store in Rawalpindi. Genuine parts at the best prices, tested before dispatch, COD across Pakistan.




