Sure, here are some popular brands of 40 inch TVs that you can find online:
- Samsung
- LG
- Sony
- TCL
- Power Guard
- Hisense
- Philips
- Panasonic
You can find these brands and more on popular online shopping platforms such as Amazon, Best Buy, Walmart, Target, and many others. When shopping for a 40 inch TV, be sure to consider factors such as screen resolution, refresh rate, HDR capabilities, and smart features to ensure that you get the best viewing experience possible.