PuTTY is the most popular SSH client for Windows. One, and probably the only one, of PuTTY drawbacks is that you need to start a new copy of PuTTY every time you open a new connection. So if you need e.g. 5 active connections you run 5 PuTTY instances and you have 5 PuTTY windows on the desktop.
MTPuTTY (Multi-Tabbed PuTTY) is a small *FREE* utility enabling you to wrap unlimited number of PuTTY
MTPuTTY (Multi-Tabbed PuTTY) is a small *FREE* utility enabling you to wrap unlimited number of PuTTY