The quick installation Y-shaped tee connector includes a main pipe and two branch pipes connected with the main pipe, and the two branch pipes are parallel to the main pipe. The beneficial effect of this product is that because of the above technical scheme, the main pipe and branch pipe are on the same parallel channel, which solves the problem that the original T-shaped tee pipe is not easy to connect. It saves time for installation and will be easy to install. It can also be directly inserted into the electric fusion sleeve pipe fittings by electric fusion welding, which is reliable, durable and easy to operate.